clipboard = require 'clipboard' Editor = require '../src/editor' describe "Editor", -> [buffer, editor, lineLengths] = [] convertToHardTabs = (buffer) -> buffer.setText(buffer.getText().replace(/[ ]{2}/g, "\t")) beforeEach -> waitsForPromise -> atom.project.open('sample.js', autoIndent: false).then (o) -> editor = o runs -> buffer = editor.buffer lineLengths = buffer.getLines().map (line) -> line.length waitsForPromise -> atom.packages.activatePackage('language-javascript') describe "when the editor is deserialized", -> it "restores selections and folds based on markers in the buffer", -> editor.setSelectedBufferRange([[1, 2], [3, 4]]) editor.addSelectionForBufferRange([[5, 6], [7, 5]], reversed: true) editor.foldBufferRow(4) expect(editor.isFoldedAtBufferRow(4)).toBeTruthy() editor2 = editor.testSerialization() expect(editor2.id).toBe editor.id expect(editor2.getBuffer().getPath()).toBe editor.getBuffer().getPath() expect(editor2.getSelectedBufferRanges()).toEqual [[[1, 2], [3, 4]], [[5, 6], [7, 5]]] expect(editor2.getSelections()[1].isReversed()).toBeTruthy() expect(editor2.isFoldedAtBufferRow(4)).toBeTruthy() editor2.destroy() it "preserves the invisibles setting", -> atom.config.set('editor.showInvisibles', true) previousInvisibles = editor.displayBuffer.invisibles editor2 = editor.testSerialization() expect(editor2.displayBuffer.invisibles).toEqual previousInvisibles expect(editor2.displayBuffer.tokenizedBuffer.invisibles).toEqual previousInvisibles it "updates invisibles if the settings have changed between serialization and deserialization", -> atom.config.set('editor.showInvisibles', true) previousInvisibles = editor.displayBuffer.invisibles state = editor.serialize() atom.config.set('editor.invisibles', eol: '?') editor2 = Editor.deserialize(state) expect(editor2.displayBuffer.invisibles.eol).toBe '?' expect(editor2.displayBuffer.tokenizedBuffer.invisibles.eol).toBe '?' describe "when the editor is constructed with an initialLine option", -> it "positions the cursor on the specified line", -> editor = null waitsForPromise -> atom.workspace.open('sample.less', initialLine: 5).then (o) -> editor = o runs -> buffer = editor.buffer expect(editor.getLastCursor().getBufferPosition().row).toEqual 5 expect(editor.getLastCursor().getBufferPosition().column).toEqual 0 describe "when the editor is constructed with an initialColumn option", -> it "positions the cursor on the specified column", -> editor = null waitsForPromise -> atom.workspace.open('sample.less', initialColumn: 8).then (o) -> editor = o runs -> buffer = editor.buffer expect(editor.getLastCursor().getBufferPosition().row).toEqual 0 expect(editor.getLastCursor().getBufferPosition().column).toEqual 8 describe ".copy()", -> it "returns a different edit session with the same initial state", -> editor.setSelectedBufferRange([[1, 2], [3, 4]]) editor.addSelectionForBufferRange([[5, 6], [7, 8]], reversed: true) editor.foldBufferRow(4) expect(editor.isFoldedAtBufferRow(4)).toBeTruthy() editor2 = editor.copy() expect(editor2.id).not.toBe editor.id expect(editor2.getSelectedBufferRanges()).toEqual editor.getSelectedBufferRanges() expect(editor2.getSelections()[1].isReversed()).toBeTruthy() expect(editor2.isFoldedAtBufferRow(4)).toBeTruthy() # editor2 can now diverge from its origin edit session editor2.getLastSelection().setBufferRange([[2, 1], [4, 3]]) expect(editor2.getSelectedBufferRanges()).not.toEqual editor.getSelectedBufferRanges() editor2.unfoldBufferRow(4) expect(editor2.isFoldedAtBufferRow(4)).not.toBe editor.isFoldedAtBufferRow(4) describe "config defaults", -> it "uses the `editor.tabLength`, `editor.softWrap`, and `editor.softTabs` config values", -> editor1 = null editor2 = null atom.config.set('editor.tabLength', 4) atom.config.set('editor.softWrap', true) atom.config.set('editor.softTabs', false) waitsForPromise -> atom.workspace.open('a').then (o) -> editor1 = o runs -> expect(editor1.getTabLength()).toBe 4 expect(editor1.getSoftWrap()).toBe true expect(editor1.getSoftTabs()).toBe false atom.config.set('editor.tabLength', 100) atom.config.set('editor.softWrap', false) atom.config.set('editor.softTabs', true) waitsForPromise -> atom.workspace.open('b').then (o) -> editor2 = o runs -> expect(editor2.getTabLength()).toBe 100 expect(editor2.getSoftWrap()).toBe false expect(editor2.getSoftTabs()).toBe true describe "title", -> describe ".getTitle()", -> it "uses the basename of the buffer's path as its title, or 'untitled' if the path is undefined", -> expect(editor.getTitle()).toBe 'sample.js' buffer.setPath(undefined) expect(editor.getTitle()).toBe 'untitled' describe ".getLongTitle()", -> it "appends the name of the containing directory to the basename of the file", -> expect(editor.getLongTitle()).toBe 'sample.js - fixtures' buffer.setPath(undefined) expect(editor.getLongTitle()).toBe 'untitled' it "emits 'title-changed' events when the underlying buffer path", -> titleChangedHandler = jasmine.createSpy("titleChangedHandler") editor.on 'title-changed', titleChangedHandler buffer.setPath('/foo/bar/baz.txt') buffer.setPath(undefined) expect(titleChangedHandler.callCount).toBe 2 describe "cursor", -> describe ".getLastCursor()", -> it "returns the most recently created cursor", -> editor.addCursorAtScreenPosition([1, 0]) lastCursor = editor.addCursorAtScreenPosition([2, 0]) expect(editor.getLastCursor()).toBe lastCursor describe "when the cursor moves", -> it "clears a goal column established by vertical movement", -> editor.setText('b') editor.setCursorBufferPosition([0,0]) editor.insertNewline() editor.moveUp() editor.insertText('a') editor.moveDown() expect(editor.getCursorBufferPosition()).toEqual [1, 1] it "emits a single 'cursors-moved' event for all moved cursors", -> editor.on 'cursors-moved', cursorsMovedHandler = jasmine.createSpy("cursorsMovedHandler") editor.moveDown() expect(cursorsMovedHandler.callCount).toBe 1 cursorsMovedHandler.reset() editor.addCursorAtScreenPosition([3, 0]) editor.moveDown() expect(cursorsMovedHandler.callCount).toBe 1 cursorsMovedHandler.reset() editor.getLastCursor().moveDown() expect(cursorsMovedHandler.callCount).toBe 1 describe ".setCursorScreenPosition(screenPosition)", -> it "clears a goal column established by vertical movement", -> # set a goal column by moving down editor.setCursorScreenPosition(row: 3, column: lineLengths[3]) editor.moveDown() expect(editor.getCursorScreenPosition().column).not.toBe 6 # clear the goal column by explicitly setting the cursor position editor.setCursorScreenPosition([4,6]) expect(editor.getCursorScreenPosition().column).toBe 6 editor.moveDown() expect(editor.getCursorScreenPosition().column).toBe 6 it "merges multiple cursors", -> editor.setCursorScreenPosition([0, 0]) editor.addCursorAtScreenPosition([0, 1]) [cursor1, cursor2] = editor.getCursors() editor.setCursorScreenPosition([4, 7]) expect(editor.getCursors().length).toBe 1 expect(editor.getCursors()).toEqual [cursor1] expect(editor.getCursorScreenPosition()).toEqual [4, 7] describe "when soft-wrap is enabled and code is folded", -> beforeEach -> editor.setSoftWrap(true) editor.setEditorWidthInChars(50) editor.createFold(2, 3) it "positions the cursor at the buffer position that corresponds to the given screen position", -> editor.setCursorScreenPosition([9, 0]) expect(editor.getCursorBufferPosition()).toEqual [8, 11] describe ".moveUp()", -> it "moves the cursor up", -> editor.setCursorScreenPosition([2, 2]) editor.moveUp() expect(editor.getCursorScreenPosition()).toEqual [1, 2] it "retains the goal column across lines of differing length", -> expect(lineLengths[6]).toBeGreaterThan(32) editor.setCursorScreenPosition(row: 6, column: 32) editor.moveUp() expect(editor.getCursorScreenPosition().column).toBe lineLengths[5] editor.moveUp() expect(editor.getCursorScreenPosition().column).toBe lineLengths[4] editor.moveUp() expect(editor.getCursorScreenPosition().column).toBe 32 describe "when the cursor is on the first line", -> it "moves the cursor to the beginning of the line, but retains the goal column", -> editor.setCursorScreenPosition([0, 4]) editor.moveUp() expect(editor.getCursorScreenPosition()).toEqual([0, 0]) editor.moveDown() expect(editor.getCursorScreenPosition()).toEqual([1, 4]) describe "when there is a selection", -> beforeEach -> editor.setSelectedBufferRange([[4, 9],[5, 10]]) it "moves above the selection", -> cursor = editor.getLastCursor() editor.moveUp() expect(cursor.getBufferPosition()).toEqual [3, 9] it "merges cursors when they overlap", -> editor.addCursorAtScreenPosition([1, 0]) [cursor1, cursor2] = editor.getCursors() editor.moveUp() expect(editor.getCursors()).toEqual [cursor1] expect(cursor1.getBufferPosition()).toEqual [0,0] describe ".moveDown()", -> it "moves the cursor down", -> editor.setCursorScreenPosition([2, 2]) editor.moveDown() expect(editor.getCursorScreenPosition()).toEqual [3, 2] it "retains the goal column across lines of differing length", -> editor.setCursorScreenPosition(row: 3, column: lineLengths[3]) editor.moveDown() expect(editor.getCursorScreenPosition().column).toBe lineLengths[4] editor.moveDown() expect(editor.getCursorScreenPosition().column).toBe lineLengths[5] editor.moveDown() expect(editor.getCursorScreenPosition().column).toBe lineLengths[3] describe "when the cursor is on the last line", -> it "moves the cursor to the end of line, but retains the goal column when moving back up", -> lastLineIndex = buffer.getLines().length - 1 lastLine = buffer.lineForRow(lastLineIndex) expect(lastLine.length).toBeGreaterThan(0) editor.setCursorScreenPosition(row: lastLineIndex, column: editor.getTabLength()) editor.moveDown() expect(editor.getCursorScreenPosition()).toEqual(row: lastLineIndex, column: lastLine.length) editor.moveUp() expect(editor.getCursorScreenPosition().column).toBe editor.getTabLength() it "retains a goal column of 0 when moving back up", -> lastLineIndex = buffer.getLines().length - 1 lastLine = buffer.lineForRow(lastLineIndex) expect(lastLine.length).toBeGreaterThan(0) editor.setCursorScreenPosition(row: lastLineIndex, column: 0) editor.moveDown() editor.moveUp() expect(editor.getCursorScreenPosition().column).toBe 0 describe "when there is a selection", -> beforeEach -> editor.setSelectedBufferRange([[4, 9],[5, 10]]) it "moves below the selection", -> cursor = editor.getLastCursor() editor.moveDown() expect(cursor.getBufferPosition()).toEqual [6, 10] it "merges cursors when they overlap", -> editor.setCursorScreenPosition([12, 2]) editor.addCursorAtScreenPosition([11, 2]) [cursor1, cursor2] = editor.getCursors() editor.moveDown() expect(editor.getCursors()).toEqual [cursor1] expect(cursor1.getBufferPosition()).toEqual [12,2] describe ".moveLeft()", -> it "moves the cursor by one column to the left", -> editor.setCursorScreenPosition([1, 8]) editor.moveLeft() expect(editor.getCursorScreenPosition()).toEqual [1, 7] describe "when the cursor is in the first column", -> describe "when there is a previous line", -> it "wraps to the end of the previous line", -> editor.setCursorScreenPosition(row: 1, column: 0) editor.moveLeft() expect(editor.getCursorScreenPosition()).toEqual(row: 0, column: buffer.lineForRow(0).length) describe "when the cursor is on the first line", -> it "remains in the same position (0,0)", -> editor.setCursorScreenPosition(row: 0, column: 0) editor.moveLeft() expect(editor.getCursorScreenPosition()).toEqual(row: 0, column: 0) describe "when softTabs is enabled and the cursor is preceded by leading whitespace", -> it "skips tabLength worth of whitespace at a time", -> editor.setCursorBufferPosition([5, 6]) editor.moveLeft() expect(editor.getCursorBufferPosition()).toEqual [5, 4] describe "when there is a selection", -> beforeEach -> editor.setSelectedBufferRange([[5, 22],[5, 27]]) it "moves to the left of the selection", -> cursor = editor.getLastCursor() editor.moveLeft() expect(cursor.getBufferPosition()).toEqual [5, 22] editor.moveLeft() expect(cursor.getBufferPosition()).toEqual [5, 21] it "merges cursors when they overlap", -> editor.setCursorScreenPosition([0, 0]) editor.addCursorAtScreenPosition([0, 1]) [cursor1, cursor2] = editor.getCursors() editor.moveLeft() expect(editor.getCursors()).toEqual [cursor1] expect(cursor1.getBufferPosition()).toEqual [0,0] describe ".moveRight()", -> it "moves the cursor by one column to the right", -> editor.setCursorScreenPosition([3, 3]) editor.moveRight() expect(editor.getCursorScreenPosition()).toEqual [3, 4] describe "when the cursor is on the last column of a line", -> describe "when there is a subsequent line", -> it "wraps to the beginning of the next line", -> editor.setCursorScreenPosition([0, buffer.lineForRow(0).length]) editor.moveRight() expect(editor.getCursorScreenPosition()).toEqual [1, 0] describe "when the cursor is on the last line", -> it "remains in the same position", -> lastLineIndex = buffer.getLines().length - 1 lastLine = buffer.lineForRow(lastLineIndex) expect(lastLine.length).toBeGreaterThan(0) lastPosition = { row: lastLineIndex, column: lastLine.length } editor.setCursorScreenPosition(lastPosition) editor.moveRight() expect(editor.getCursorScreenPosition()).toEqual(lastPosition) describe "when there is a selection", -> beforeEach -> editor.setSelectedBufferRange([[5, 22],[5, 27]]) it "moves to the left of the selection", -> cursor = editor.getLastCursor() editor.moveRight() expect(cursor.getBufferPosition()).toEqual [5, 27] editor.moveRight() expect(cursor.getBufferPosition()).toEqual [5, 28] it "merges cursors when they overlap", -> editor.setCursorScreenPosition([12, 2]) editor.addCursorAtScreenPosition([12, 1]) [cursor1, cursor2] = editor.getCursors() editor.moveRight() expect(editor.getCursors()).toEqual [cursor1] expect(cursor1.getBufferPosition()).toEqual [12,2] describe ".moveToTop()", -> it "moves the cursor to the top of the buffer", -> editor.setCursorScreenPosition [11,1] editor.addCursorAtScreenPosition [12,0] editor.moveToTop() expect(editor.getCursors().length).toBe 1 expect(editor.getCursorBufferPosition()).toEqual [0,0] describe ".moveToBottom()", -> it "moves the cusor to the bottom of the buffer", -> editor.setCursorScreenPosition [0,0] editor.addCursorAtScreenPosition [1,0] editor.moveToBottom() expect(editor.getCursors().length).toBe 1 expect(editor.getCursorBufferPosition()).toEqual [12,2] describe ".moveToBeginningOfScreenLine()", -> describe "when soft wrap is on", -> it "moves cursor to the beginning of the screen line", -> editor.setSoftWrap(true) editor.setEditorWidthInChars(10) editor.setCursorScreenPosition([1, 2]) editor.moveToBeginningOfScreenLine() cursor = editor.getLastCursor() expect(cursor.getScreenPosition()).toEqual [1, 0] describe "when soft wrap is off", -> it "moves cursor to the beginning of then line", -> editor.setCursorScreenPosition [0,5] editor.addCursorAtScreenPosition [1,7] editor.moveToBeginningOfScreenLine() expect(editor.getCursors().length).toBe 2 [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,0] expect(cursor2.getBufferPosition()).toEqual [1,0] describe ".moveToEndOfScreenLine()", -> describe "when soft wrap is on", -> it "moves cursor to the beginning of the screen line", -> editor.setSoftWrap(true) editor.setEditorWidthInChars(10) editor.setCursorScreenPosition([1, 2]) editor.moveToEndOfScreenLine() cursor = editor.getLastCursor() expect(cursor.getScreenPosition()).toEqual [1, 9] describe "when soft wrap is off", -> it "moves cursor to the end of line", -> editor.setCursorScreenPosition [0,0] editor.addCursorAtScreenPosition [1,0] editor.moveToEndOfScreenLine() expect(editor.getCursors().length).toBe 2 [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,29] expect(cursor2.getBufferPosition()).toEqual [1,30] describe ".moveToBeginningOfLine()", -> it "moves cursor to the beginning of the buffer line", -> editor.setSoftWrap(true) editor.setEditorWidthInChars(10) editor.setCursorScreenPosition([1, 2]) editor.moveToBeginningOfLine() cursor = editor.getLastCursor() expect(cursor.getScreenPosition()).toEqual [0, 0] describe ".moveToEndOfLine()", -> it "moves cursor to the end of the buffer line", -> editor.setSoftWrap(true) editor.setEditorWidthInChars(10) editor.setCursorScreenPosition([0, 2]) editor.moveToEndOfLine() cursor = editor.getLastCursor() expect(cursor.getScreenPosition()).toEqual [3, 4] describe ".moveToFirstCharacterOfLine()", -> describe "when soft wrap is on", -> it "moves to the first character of the current screen line or the beginning of the screen line if it's already on the first character", -> editor.setSoftWrap(true) editor.setEditorWidthInChars(10) editor.setCursorScreenPosition [2,5] editor.addCursorAtScreenPosition [8,7] editor.moveToFirstCharacterOfLine() [cursor1, cursor2] = editor.getCursors() expect(cursor1.getScreenPosition()).toEqual [2,0] expect(cursor2.getScreenPosition()).toEqual [8,4] editor.moveToFirstCharacterOfLine() expect(cursor1.getScreenPosition()).toEqual [2,0] expect(cursor2.getScreenPosition()).toEqual [8,0] describe "when soft wrap is off", -> it "moves to the first character of the current line or the beginning of the line if it's already on the first character", -> editor.setCursorScreenPosition [0,5] editor.addCursorAtScreenPosition [1,7] editor.moveToFirstCharacterOfLine() [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,0] expect(cursor2.getBufferPosition()).toEqual [1,2] editor.moveToFirstCharacterOfLine() expect(cursor1.getBufferPosition()).toEqual [0,0] expect(cursor2.getBufferPosition()).toEqual [1,0] it "moves to the beginning of the line if it only contains whitespace ", -> editor.setText("first\n \nthird") editor.setCursorScreenPosition [1,2] editor.moveToFirstCharacterOfLine() cursor = editor.getLastCursor() expect(cursor.getBufferPosition()).toEqual [1,0] describe "when invisible characters are enabled with soft tabs", -> it "moves to the first character of the current line without being confused by the invisible characters", -> atom.config.set('editor.showInvisibles', true) editor.setCursorScreenPosition [1,7] editor.moveToFirstCharacterOfLine() expect(editor.getCursorBufferPosition()).toEqual [1,2] editor.moveToFirstCharacterOfLine() expect(editor.getCursorBufferPosition()).toEqual [1,0] describe "when invisible characters are enabled with hard tabs", -> it "moves to the first character of the current line without being confused by the invisible characters", -> atom.config.set('editor.showInvisibles', true) buffer.setTextInRange([[1, 0], [1, Infinity]], '\t\t\ta', false) editor.setCursorScreenPosition [1,7] editor.moveToFirstCharacterOfLine() expect(editor.getCursorBufferPosition()).toEqual [1,3] editor.moveToFirstCharacterOfLine() expect(editor.getCursorBufferPosition()).toEqual [1,0] describe ".moveToBeginningOfWord()", -> it "moves the cursor to the beginning of the word", -> editor.setCursorBufferPosition [0, 8] editor.addCursorAtBufferPosition [1, 12] editor.addCursorAtBufferPosition [3, 0] [cursor1, cursor2, cursor3] = editor.getCursors() editor.moveToBeginningOfWord() expect(cursor1.getBufferPosition()).toEqual [0, 4] expect(cursor2.getBufferPosition()).toEqual [1, 11] expect(cursor3.getBufferPosition()).toEqual [2, 39] it "does not fail at position [0, 0]", -> editor.setCursorBufferPosition([0, 0]) editor.moveToBeginningOfWord() it "treats lines with only whitespace as a word", -> editor.setCursorBufferPosition([11, 0]) editor.moveToBeginningOfWord() expect(editor.getCursorBufferPosition()).toEqual [10, 0] it "works when the current line is blank", -> editor.setCursorBufferPosition([10, 0]) editor.moveToBeginningOfWord() expect(editor.getCursorBufferPosition()).toEqual [9, 2] describe ".moveToPreviousWordBoundary()", -> it "moves the cursor to the previous word boundary", -> editor.setCursorBufferPosition [0, 8] editor.addCursorAtBufferPosition [2, 0] editor.addCursorAtBufferPosition [2, 4] editor.addCursorAtBufferPosition [3, 14] [cursor1, cursor2, cursor3, cursor4] = editor.getCursors() editor.moveToPreviousWordBoundary() expect(cursor1.getBufferPosition()).toEqual [0, 4] expect(cursor2.getBufferPosition()).toEqual [1, 30] expect(cursor3.getBufferPosition()).toEqual [2, 0] expect(cursor4.getBufferPosition()).toEqual [3, 13] describe ".moveToNextWordBoundary()", -> it "moves the cursor to the previous word boundary", -> editor.setCursorBufferPosition [0, 8] editor.addCursorAtBufferPosition [2, 40] editor.addCursorAtBufferPosition [3, 0] editor.addCursorAtBufferPosition [3, 30] [cursor1, cursor2, cursor3, cursor4] = editor.getCursors() editor.moveToNextWordBoundary() expect(cursor1.getBufferPosition()).toEqual [0, 13] expect(cursor2.getBufferPosition()).toEqual [3, 0] expect(cursor3.getBufferPosition()).toEqual [3, 4] expect(cursor4.getBufferPosition()).toEqual [3, 31] describe ".moveToEndOfWord()", -> it "moves the cursor to the end of the word", -> editor.setCursorBufferPosition [0, 6] editor.addCursorAtBufferPosition [1, 10] editor.addCursorAtBufferPosition [2, 40] [cursor1, cursor2, cursor3] = editor.getCursors() editor.moveToEndOfWord() expect(cursor1.getBufferPosition()).toEqual [0, 13] expect(cursor2.getBufferPosition()).toEqual [1, 12] expect(cursor3.getBufferPosition()).toEqual [3, 7] it "does not blow up when there is no next word", -> editor.setCursorBufferPosition [Infinity, Infinity] endPosition = editor.getCursorBufferPosition() editor.moveToEndOfWord() expect(editor.getCursorBufferPosition()).toEqual endPosition it "treats lines with only whitespace as a word", -> editor.setCursorBufferPosition([9, 4]) editor.moveToEndOfWord() expect(editor.getCursorBufferPosition()).toEqual [10, 0] it "works when the current line is blank", -> editor.setCursorBufferPosition([10, 0]) editor.moveToEndOfWord() expect(editor.getCursorBufferPosition()).toEqual [11, 8] describe ".moveToBeginningOfNextWord()", -> it "moves the cursor before the first character of the next word", -> editor.setCursorBufferPosition [0,6] editor.addCursorAtBufferPosition [1,11] editor.addCursorAtBufferPosition [2,0] [cursor1, cursor2, cursor3] = editor.getCursors() editor.moveToBeginningOfNextWord() expect(cursor1.getBufferPosition()).toEqual [0, 14] expect(cursor2.getBufferPosition()).toEqual [1, 13] expect(cursor3.getBufferPosition()).toEqual [2, 4] # When the cursor is on whitespace editor.setText("ab cde- ") editor.setCursorBufferPosition [0,2] cursor = editor.getLastCursor() editor.moveToBeginningOfNextWord() expect(cursor.getBufferPosition()).toEqual [0, 3] it "does not blow up when there is no next word", -> editor.setCursorBufferPosition [Infinity, Infinity] endPosition = editor.getCursorBufferPosition() editor.moveToBeginningOfNextWord() expect(editor.getCursorBufferPosition()).toEqual endPosition it "treats lines with only whitespace as a word", -> editor.setCursorBufferPosition([9, 4]) editor.moveToBeginningOfNextWord() expect(editor.getCursorBufferPosition()).toEqual [10, 0] it "works when the current line is blank", -> editor.setCursorBufferPosition([10, 0]) editor.moveToBeginningOfNextWord() expect(editor.getCursorBufferPosition()).toEqual [11, 9] describe ".moveToBeginningOfNextParagraph()", -> it "moves the cursor before the first line of the next paragraph", -> editor.setCursorBufferPosition [0,6] cursor = editor.getLastCursor() editor.moveToBeginningOfNextParagraph() expect(cursor.getBufferPosition()).toEqual { row : 10, column : 0 } editor.setText("") editor.setCursorBufferPosition [0,0] cursor = editor.getLastCursor() editor.moveToBeginningOfNextParagraph() expect(cursor.getBufferPosition()).toEqual [0, 0] describe ".moveToBeginningOfPreviousParagraph()", -> it "moves the cursor before the first line of the pevious paragraph", -> editor.setCursorBufferPosition [10,0] cursor = editor.getLastCursor() editor.moveToBeginningOfPreviousParagraph() expect(cursor.getBufferPosition()).toEqual { row : 0, column : 0 } editor.setText("") editor.setCursorBufferPosition [0,0] cursor = editor.getLastCursor() editor.moveToBeginningOfPreviousParagraph() expect(cursor.getBufferPosition()).toEqual [0, 0] describe ".getCurrentParagraphBufferRange()", -> it "returns the buffer range of the current paragraph, delimited by blank lines or the beginning / end of the file", -> buffer.setText """ I am the first paragraph, bordered by the beginning of the file #{' '} I am the second paragraph with blank lines above and below me. I am the last paragraph, bordered by the end of the file. """ # in a paragraph editor.setCursorBufferPosition([1, 7]) expect(editor.getCurrentParagraphBufferRange()).toEqual [[0, 0], [2, 8]] editor.setCursorBufferPosition([7, 1]) expect(editor.getCurrentParagraphBufferRange()).toEqual [[5, 0], [7, 3]] editor.setCursorBufferPosition([9, 10]) expect(editor.getCurrentParagraphBufferRange()).toEqual [[9, 0], [10, 32]] # between paragraphs editor.setCursorBufferPosition([3, 1]) expect(editor.getCurrentParagraphBufferRange()).toBeUndefined() describe "cursor-moved events", -> cursorMovedHandler = null beforeEach -> editor.foldBufferRow(4) editor.setSelectedBufferRange([[8, 1], [9, 0]]) cursorMovedHandler = jasmine.createSpy("cursorMovedHandler") editor.on 'cursor-moved', cursorMovedHandler describe "when the position of the cursor changes", -> it "emits a cursor-moved event", -> buffer.insert([9, 0], '...') expect(cursorMovedHandler).toHaveBeenCalledWith( oldBufferPosition: [9, 0] oldScreenPosition: [6, 0] newBufferPosition: [9, 3] newScreenPosition: [6, 3] textChanged: true ) describe "when the position of the associated selection's tail changes, but not the cursor's position", -> it "does not emit a cursor-moved event", -> buffer.insert([8, 0], '...') expect(cursorMovedHandler).not.toHaveBeenCalled() describe "::getCursorBufferPositions()", -> it "returns the existing cursor", -> cursor1 = editor.addCursorAtBufferPosition([8, 5]) cursor2 = editor.addCursorAtBufferPosition([4, 5]) expect(editor.getCursorBufferPositions()).toEqual [[0, 0], [4, 5], [8, 5]] describe "::getCursorScreenPositions()", -> it "returns the existing cursor", -> editor.foldBufferRow(4) cursor1 = editor.addCursorAtBufferPosition([8, 5]) cursor2 = editor.addCursorAtBufferPosition([3, 5]) expect(editor.getCursorScreenPositions()).toEqual [[0, 0], [3, 5], [5, 5]] describe "::getCursorsOrderedByBufferPosition()", -> it "returns all cursors ordered by buffer positions", -> originalCursor = editor.getLastCursor() cursor1 = editor.addCursorAtBufferPosition([8, 5]) cursor2 = editor.addCursorAtBufferPosition([4, 5]) expect(editor.getCursorsOrderedByBufferPosition()).toEqual [originalCursor, cursor2, cursor1] describe "addCursorAtScreenPosition(screenPosition)", -> describe "when a cursor already exists at the position", -> it "returns the existing cursor", -> cursor1 = editor.addCursorAtScreenPosition([0,2]) cursor2 = editor.addCursorAtScreenPosition([0,2]) expect(cursor2.marker).toBe cursor1.marker describe "addCursorAtBufferPosition(bufferPosition)", -> describe "when a cursor already exists at the position", -> it "returns the existing cursor", -> cursor1 = editor.addCursorAtBufferPosition([1,4]) cursor2 = editor.addCursorAtBufferPosition([1,4]) expect(cursor2.marker).toBe cursor1.marker describe "autoscroll", -> beforeEach -> editor.manageScrollPosition = true editor.setVerticalScrollMargin(2) editor.setHorizontalScrollMargin(2) editor.setLineHeightInPixels(10) editor.setDefaultCharWidth(10) editor.setHorizontalScrollbarHeight(0) editor.setHeight(5.5 * 10) editor.setWidth(5.5 * 10) it "scrolls down when the last cursor gets closer than ::verticalScrollMargin to the bottom of the editor", -> expect(editor.getScrollTop()).toBe 0 expect(editor.getScrollBottom()).toBe 5.5 * 10 editor.setCursorScreenPosition([2, 0]) expect(editor.getScrollBottom()).toBe 5.5 * 10 editor.moveDown() expect(editor.getScrollBottom()).toBe 6 * 10 editor.moveDown() expect(editor.getScrollBottom()).toBe 7 * 10 it "scrolls up when the last cursor gets closer than ::verticalScrollMargin to the top of the editor", -> editor.setCursorScreenPosition([11, 0]) editor.setScrollBottom(editor.getScrollHeight()) editor.moveUp() expect(editor.getScrollBottom()).toBe editor.getScrollHeight() editor.moveUp() expect(editor.getScrollTop()).toBe 7 * 10 editor.moveUp() expect(editor.getScrollTop()).toBe 6 * 10 it "scrolls right when the last cursor gets closer than ::horizontalScrollMargin to the right of the editor", -> expect(editor.getScrollLeft()).toBe 0 expect(editor.getScrollRight()).toBe 5.5 * 10 editor.setCursorScreenPosition([0, 2]) expect(editor.getScrollRight()).toBe 5.5 * 10 editor.moveRight() expect(editor.getScrollRight()).toBe 6 * 10 editor.moveRight() expect(editor.getScrollRight()).toBe 7 * 10 it "scrolls left when the last cursor gets closer than ::horizontalScrollMargin to the left of the editor", -> editor.setScrollRight(editor.getScrollWidth()) editor.setCursorScreenPosition([6, 62]) expect(editor.getScrollRight()).toBe editor.getScrollWidth() editor.moveLeft() expect(editor.getScrollLeft()).toBe 59 * 10 editor.moveLeft() expect(editor.getScrollLeft()).toBe 58 * 10 it "scrolls down when inserting lines makes the document longer than the editor's height", -> editor.setCursorScreenPosition([13, Infinity]) editor.insertNewline() expect(editor.getScrollBottom()).toBe 14 * 10 editor.insertNewline() expect(editor.getScrollBottom()).toBe 15 * 10 it "autoscrolls to the cursor when it moves due to undo", -> editor.insertText('abc') editor.setScrollTop(Infinity) editor.undo() expect(editor.getScrollTop()).toBe 0 describe "selection", -> selection = null beforeEach -> selection = editor.getLastSelection() describe ".selectUp/Down/Left/Right()", -> it "expands each selection to its cursor's new location", -> editor.setSelectedBufferRanges([[[0,9], [0,13]], [[3,16], [3,21]]]) [selection1, selection2] = editor.getSelections() editor.selectRight() expect(selection1.getBufferRange()).toEqual [[0,9], [0,14]] expect(selection2.getBufferRange()).toEqual [[3,16], [3,22]] editor.selectLeft() editor.selectLeft() expect(selection1.getBufferRange()).toEqual [[0,9], [0,12]] expect(selection2.getBufferRange()).toEqual [[3,16], [3,20]] editor.selectDown() expect(selection1.getBufferRange()).toEqual [[0,9], [1,12]] expect(selection2.getBufferRange()).toEqual [[3,16], [4,20]] editor.selectUp() expect(selection1.getBufferRange()).toEqual [[0,9], [0,12]] expect(selection2.getBufferRange()).toEqual [[3,16], [3,20]] it "merges selections when they intersect when moving down", -> editor.setSelectedBufferRanges([[[0,9], [0,13]], [[1,10], [1,20]], [[2,15], [3,25]]]) [selection1, selection2, selection3] = editor.getSelections() editor.selectDown() expect(editor.getSelections()).toEqual [selection1] expect(selection1.getScreenRange()).toEqual([[0, 9], [4, 25]]) expect(selection1.isReversed()).toBeFalsy() it "merges selections when they intersect when moving up", -> editor.setSelectedBufferRanges([[[0,9], [0,13]], [[1,10], [1,20]]], reversed: true) [selection1, selection2] = editor.getSelections() editor.selectUp() expect(editor.getSelections().length).toBe 1 expect(editor.getSelections()).toEqual [selection1] expect(selection1.getScreenRange()).toEqual([[0, 0], [1, 20]]) expect(selection1.isReversed()).toBeTruthy() it "merges selections when they intersect when moving left", -> editor.setSelectedBufferRanges([[[0,9], [0,13]], [[0,14], [1,20]]], reversed: true) [selection1, selection2] = editor.getSelections() editor.selectLeft() expect(editor.getSelections()).toEqual [selection1] expect(selection1.getScreenRange()).toEqual([[0, 8], [1, 20]]) expect(selection1.isReversed()).toBeTruthy() it "merges selections when they intersect when moving right", -> editor.setSelectedBufferRanges([[[0,9], [0,13]], [[0,14], [1,20]]]) [selection1, selection2] = editor.getSelections() editor.selectRight() expect(editor.getSelections()).toEqual [selection1] expect(selection1.getScreenRange()).toEqual([[0, 9], [1, 21]]) expect(selection1.isReversed()).toBeFalsy() describe ".selectToBufferPosition(bufferPosition)", -> it "expands the last selection to the given position", -> editor.setSelectedBufferRange([[3, 0], [4, 5]]) editor.addCursorAtBufferPosition([5, 6]) editor.selectToBufferPosition([6, 2]) selections = editor.getSelections() expect(selections.length).toBe 2 [selection1, selection2] = selections expect(selection1.getBufferRange()).toEqual [[3, 0], [4, 5]] expect(selection2.getBufferRange()).toEqual [[5, 6], [6, 2]] describe ".selectToScreenPosition(screenPosition)", -> it "expands the last selection to the given position", -> editor.setSelectedBufferRange([[3, 0], [4, 5]]) editor.addCursorAtScreenPosition([5, 6]) editor.selectToScreenPosition([6, 2]) selections = editor.getSelections() expect(selections.length).toBe 2 [selection1, selection2] = selections expect(selection1.getScreenRange()).toEqual [[3, 0], [4, 5]] expect(selection2.getScreenRange()).toEqual [[5, 6], [6, 2]] describe ".selectToBeginningOfNextParagraph()", -> it "selects from the cursor to first line of the next paragraph", -> editor.setSelectedBufferRange([[3, 0], [4, 5]]) editor.addCursorAtScreenPosition([5, 6]) editor.selectToScreenPosition([6, 2]) editor.selectToBeginningOfNextParagraph() selections = editor.getSelections() expect(selections.length).toBe 1 expect(selections[0].getScreenRange()).toEqual [[3, 0], [10, 0]] describe ".selectToBeginningOfPreviousParagraph()", -> it "selects from the cursor to the first line of the pevious paragraph", -> editor.setSelectedBufferRange([[3, 0], [4, 5]]) editor.addCursorAtScreenPosition([5, 6]) editor.selectToScreenPosition([6, 2]) editor.selectToBeginningOfPreviousParagraph() selections = editor.getSelections() expect(selections.length).toBe 1 expect(selections[0].getScreenRange()).toEqual [[0, 0], [5, 6]] it "merges selections if they intersect, maintaining the directionality of the last selection", -> editor.setCursorScreenPosition([4, 10]) editor.selectToScreenPosition([5, 27]) editor.addCursorAtScreenPosition([3, 10]) editor.selectToScreenPosition([6, 27]) selections = editor.getSelections() expect(selections.length).toBe 1 [selection1] = selections expect(selection1.getScreenRange()).toEqual [[3, 10], [6, 27]] expect(selection1.isReversed()).toBeFalsy() editor.addCursorAtScreenPosition([7, 4]) editor.selectToScreenPosition([4, 11]) selections = editor.getSelections() expect(selections.length).toBe 1 [selection1] = selections expect(selection1.getScreenRange()).toEqual [[3, 10], [7, 4]] expect(selection1.isReversed()).toBeTruthy() describe ".selectToTop()", -> it "selects text from cusor position to the top of the buffer", -> editor.setCursorScreenPosition [11,2] editor.addCursorAtScreenPosition [10,0] editor.selectToTop() expect(editor.getCursors().length).toBe 1 expect(editor.getCursorBufferPosition()).toEqual [0,0] expect(editor.getLastSelection().getBufferRange()).toEqual [[0,0], [11,2]] expect(editor.getLastSelection().isReversed()).toBeTruthy() describe ".selectToBottom()", -> it "selects text from cusor position to the bottom of the buffer", -> editor.setCursorScreenPosition [10,0] editor.addCursorAtScreenPosition [9,3] editor.selectToBottom() expect(editor.getCursors().length).toBe 1 expect(editor.getCursorBufferPosition()).toEqual [12,2] expect(editor.getLastSelection().getBufferRange()).toEqual [[9,3], [12,2]] expect(editor.getLastSelection().isReversed()).toBeFalsy() describe ".selectAll()", -> it "selects the entire buffer", -> editor.selectAll() expect(editor.getLastSelection().getBufferRange()).toEqual buffer.getRange() describe ".selectToBeginningOfLine()", -> it "selects text from cusor position to beginning of line", -> editor.setCursorScreenPosition [12,2] editor.addCursorAtScreenPosition [11,3] editor.selectToBeginningOfLine() expect(editor.getCursors().length).toBe 2 [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [12,0] expect(cursor2.getBufferPosition()).toEqual [11,0] expect(editor.getSelections().length).toBe 2 [selection1, selection2] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[12,0], [12,2]] expect(selection1.isReversed()).toBeTruthy() expect(selection2.getBufferRange()).toEqual [[11,0], [11,3]] expect(selection2.isReversed()).toBeTruthy() describe ".selectToEndOfLine()", -> it "selects text from cusor position to end of line", -> editor.setCursorScreenPosition [12,0] editor.addCursorAtScreenPosition [11,3] editor.selectToEndOfLine() expect(editor.getCursors().length).toBe 2 [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [12,2] expect(cursor2.getBufferPosition()).toEqual [11,44] expect(editor.getSelections().length).toBe 2 [selection1, selection2] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[12,0], [12,2]] expect(selection1.isReversed()).toBeFalsy() expect(selection2.getBufferRange()).toEqual [[11,3], [11,44]] expect(selection2.isReversed()).toBeFalsy() describe ".selectLinesContainingCursors()", -> it "selects the entire line (including newlines) at given row", -> editor.setCursorScreenPosition([1, 2]) editor.selectLinesContainingCursors() expect(editor.getSelectedBufferRange()).toEqual [[1,0], [2,0]] expect(editor.getSelectedText()).toBe " var sort = function(items) {\n" editor.setCursorScreenPosition([12, 2]) editor.selectLinesContainingCursors() expect(editor.getSelectedBufferRange()).toEqual [[12,0], [12,2]] editor.setCursorBufferPosition([0, 2]) editor.selectLinesContainingCursors() editor.selectLinesContainingCursors() expect(editor.getSelectedBufferRange()).toEqual [[0,0], [2,0]] describe ".selectToBeginningOfWord()", -> it "selects text from cusor position to beginning of word", -> editor.setCursorScreenPosition [0,13] editor.addCursorAtScreenPosition [3,49] editor.selectToBeginningOfWord() expect(editor.getCursors().length).toBe 2 [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,4] expect(cursor2.getBufferPosition()).toEqual [3,47] expect(editor.getSelections().length).toBe 2 [selection1, selection2] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[0,4], [0,13]] expect(selection1.isReversed()).toBeTruthy() expect(selection2.getBufferRange()).toEqual [[3,47], [3,49]] expect(selection2.isReversed()).toBeTruthy() describe ".selectToEndOfWord()", -> it "selects text from cusor position to end of word", -> editor.setCursorScreenPosition [0,4] editor.addCursorAtScreenPosition [3,48] editor.selectToEndOfWord() expect(editor.getCursors().length).toBe 2 [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,13] expect(cursor2.getBufferPosition()).toEqual [3,50] expect(editor.getSelections().length).toBe 2 [selection1, selection2] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[0,4], [0,13]] expect(selection1.isReversed()).toBeFalsy() expect(selection2.getBufferRange()).toEqual [[3,48], [3,50]] expect(selection2.isReversed()).toBeFalsy() describe ".selectToBeginningOfNextWord()", -> it "selects text from cusor position to beginning of next word", -> editor.setCursorScreenPosition [0,4] editor.addCursorAtScreenPosition [3,48] editor.selectToBeginningOfNextWord() expect(editor.getCursors().length).toBe 2 [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,14] expect(cursor2.getBufferPosition()).toEqual [3,51] expect(editor.getSelections().length).toBe 2 [selection1, selection2] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[0,4], [0,14]] expect(selection1.isReversed()).toBeFalsy() expect(selection2.getBufferRange()).toEqual [[3,48], [3,51]] expect(selection2.isReversed()).toBeFalsy() describe ".selectToPreviousWordBoundary()", -> it "select to the previous word boundary", -> editor.setCursorBufferPosition [0, 8] editor.addCursorAtBufferPosition [2, 0] editor.addCursorAtBufferPosition [3, 4] editor.addCursorAtBufferPosition [3, 14] editor.selectToPreviousWordBoundary() expect(editor.getSelections().length).toBe 4 [selection1, selection2, selection3, selection4] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[0,8], [0,4]] expect(selection1.isReversed()).toBeTruthy() expect(selection2.getBufferRange()).toEqual [[2,0], [1,30]] expect(selection2.isReversed()).toBeTruthy() expect(selection3.getBufferRange()).toEqual [[3,4], [3,0]] expect(selection3.isReversed()).toBeTruthy() expect(selection4.getBufferRange()).toEqual [[3,14], [3,13]] expect(selection4.isReversed()).toBeTruthy() describe ".selectToNextWordBoundary()", -> it "select to the next word boundary", -> editor.setCursorBufferPosition [0, 8] editor.addCursorAtBufferPosition [2, 40] editor.addCursorAtBufferPosition [4, 0] editor.addCursorAtBufferPosition [3, 30] editor.selectToNextWordBoundary() expect(editor.getSelections().length).toBe 4 [selection1, selection2, selection3, selection4] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[0,8], [0,13]] expect(selection1.isReversed()).toBeFalsy() expect(selection2.getBufferRange()).toEqual [[2,40], [3,0]] expect(selection2.isReversed()).toBeFalsy() expect(selection3.getBufferRange()).toEqual [[4,0], [4,4]] expect(selection3.isReversed()).toBeFalsy() expect(selection4.getBufferRange()).toEqual [[3,30], [3,31]] expect(selection4.isReversed()).toBeFalsy() describe ".selectWordsContainingCursors()", -> describe "when the cursor is inside a word", -> it "selects the entire word", -> editor.setCursorScreenPosition([0, 8]) editor.selectWordsContainingCursors() expect(editor.getSelectedText()).toBe 'quicksort' describe "when the cursor is between two words", -> it "selects the word the cursor is on", -> editor.setCursorScreenPosition([0, 4]) editor.selectWordsContainingCursors() expect(editor.getSelectedText()).toBe 'quicksort' editor.setCursorScreenPosition([0, 3]) editor.selectWordsContainingCursors() expect(editor.getSelectedText()).toBe 'var' describe "when the cursor is inside a region of whitespace", -> it "selects the whitespace region", -> editor.setCursorScreenPosition([5, 2]) editor.selectWordsContainingCursors() expect(editor.getSelectedBufferRange()).toEqual [[5, 0], [5, 6]] editor.setCursorScreenPosition([5, 0]) editor.selectWordsContainingCursors() expect(editor.getSelectedBufferRange()).toEqual [[5, 0], [5, 6]] describe "when the cursor is at the end of the text", -> it "select the previous word", -> editor.buffer.append 'word' editor.moveToBottom() editor.selectWordsContainingCursors() expect(editor.getSelectedBufferRange()).toEqual [[12, 2], [12, 6]] describe ".selectToFirstCharacterOfLine()", -> it "moves to the first character of the current line or the beginning of the line if it's already on the first character", -> editor.setCursorScreenPosition [0,5] editor.addCursorAtScreenPosition [1,7] editor.selectToFirstCharacterOfLine() [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,0] expect(cursor2.getBufferPosition()).toEqual [1,2] expect(editor.getSelections().length).toBe 2 [selection1, selection2] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[0,0], [0,5]] expect(selection1.isReversed()).toBeTruthy() expect(selection2.getBufferRange()).toEqual [[1,2], [1,7]] expect(selection2.isReversed()).toBeTruthy() editor.selectToFirstCharacterOfLine() [selection1, selection2] = editor.getSelections() expect(selection1.getBufferRange()).toEqual [[0,0], [0,5]] expect(selection1.isReversed()).toBeTruthy() expect(selection2.getBufferRange()).toEqual [[1,0], [1,7]] expect(selection2.isReversed()).toBeTruthy() describe ".setSelectedBufferRanges(ranges)", -> it "clears existing selections and creates selections for each of the given ranges", -> editor.setSelectedBufferRanges([[[2, 2], [3, 3]], [[4, 4], [5, 5]]]) expect(editor.getSelectedBufferRanges()).toEqual [[[2, 2], [3, 3]], [[4, 4], [5, 5]]] editor.setSelectedBufferRanges([[[5, 5], [6, 6]]]) expect(editor.getSelectedBufferRanges()).toEqual [[[5, 5], [6, 6]]] it "merges intersecting selections", -> editor.setSelectedBufferRanges([[[2, 2], [3, 3]], [[3, 0], [5, 5]]]) expect(editor.getSelectedBufferRanges()).toEqual [[[2, 2], [5, 5]]] it "recyles existing selection instances", -> selection = editor.getLastSelection() editor.setSelectedBufferRanges([[[2, 2], [3, 3]], [[4, 4], [5, 5]]]) [selection1, selection2] = editor.getSelections() expect(selection1).toBe selection expect(selection1.getBufferRange()).toEqual [[2, 2], [3, 3]] describe "when the 'preserveFolds' option is false (the default)", -> it "removes folds that contain the selections", -> editor.setSelectedBufferRange([[0,0], [0,0]]) editor.createFold(1, 4) editor.createFold(2, 3) editor.createFold(6, 8) editor.createFold(10, 11) editor.setSelectedBufferRanges([[[2, 2], [3, 3]], [[6, 6], [7, 7]]]) expect(editor.lineForScreenRow(1).fold).toBeUndefined() expect(editor.lineForScreenRow(2).fold).toBeUndefined() expect(editor.lineForScreenRow(6).fold).toBeUndefined() expect(editor.lineForScreenRow(10).fold).toBeDefined() describe "when the 'preserveFolds' option is true", -> it "does not remove folds that contain the selections", -> editor.setSelectedBufferRange([[0,0], [0,0]]) editor.createFold(1, 4) editor.createFold(6, 8) editor.setSelectedBufferRanges([[[2, 2], [3, 3]], [[6, 0], [6, 1]]], preserveFolds: true) expect(editor.isFoldedAtBufferRow(1)).toBeTruthy() expect(editor.isFoldedAtBufferRow(6)).toBeTruthy() describe ".setSelectedScreenRanges(ranges)", -> beforeEach -> editor.foldBufferRow(4) it "clears existing selections and creates selections for each of the given ranges", -> editor.setSelectedScreenRanges([[[3, 4], [3, 7]], [[5, 4], [5, 7]]]) expect(editor.getSelectedBufferRanges()).toEqual [[[3, 4], [3, 7]], [[8, 4], [8, 7]]] editor.setSelectedScreenRanges([[[6, 2], [6, 4]]]) expect(editor.getSelectedScreenRanges()).toEqual [[[6, 2], [6, 4]]] it "merges intersecting selections and unfolds the fold", -> editor.setSelectedScreenRanges([[[2, 2], [3, 3]], [[3, 0], [5, 5]]]) expect(editor.getSelectedScreenRanges()).toEqual [[[2, 2], [8, 5]]] it "recyles existing selection instances", -> selection = editor.getLastSelection() editor.setSelectedScreenRanges([[[2, 2], [3, 4]], [[4, 4], [5, 5]]]) [selection1, selection2] = editor.getSelections() expect(selection1).toBe selection expect(selection1.getScreenRange()).toEqual [[2, 2], [3, 4]] describe ".setSelectedBufferRange(range)", -> describe "when the 'autoscroll' option is true", -> it "autoscrolls to the selection", -> editor.manageScrollPosition = true editor.setLineHeightInPixels(10) editor.setDefaultCharWidth(10) editor.setHeight(50) editor.setWidth(50) editor.setHorizontalScrollbarHeight(0) expect(editor.getScrollTop()).toBe 0 editor.setSelectedBufferRange([[5, 6], [6, 8]], autoscroll: true) expect(editor.getScrollBottom()).toBe (7 + editor.getVerticalScrollMargin()) * 10 expect(editor.getScrollRight()).toBe 50 editor.setSelectedBufferRange([[6, 6], [6, 8]], autoscroll: true) expect(editor.getScrollBottom()).toBe (7 + editor.getVerticalScrollMargin()) * 10 expect(editor.getScrollRight()).toBe (8 + editor.getHorizontalScrollMargin()) * 10 describe ".selectMarker(marker)", -> describe "if the marker is valid", -> it "selects the marker's range and returns the selected range", -> marker = editor.markBufferRange([[0, 1], [3, 3]]) expect(editor.selectMarker(marker)).toEqual [[0, 1], [3, 3]] expect(editor.getSelectedBufferRange()).toEqual [[0, 1], [3, 3]] describe "if the marker is invalid", -> it "does not change the selection and returns a falsy value", -> marker = editor.markBufferRange([[0, 1], [3, 3]]) marker.destroy() expect(editor.selectMarker(marker)).toBeFalsy() expect(editor.getSelectedBufferRange()).toEqual [[0, 0], [0, 0]] describe ".addSelectionForBufferRange(bufferRange)", -> it "adds a selection for the specified buffer range", -> editor.addSelectionForBufferRange([[3, 4], [5, 6]]) expect(editor.getSelectedBufferRanges()).toEqual [[[0, 0], [0, 0]], [[3, 4], [5, 6]]] it "autoscrolls to the added selection if needed", -> editor.manageScrollPosition = true editor.setLineHeightInPixels(10) editor.setDefaultCharWidth(10) editor.setHeight(50) editor.setWidth(50) editor.addSelectionForBufferRange([[8, 10], [8, 15]]) expect(editor.getScrollTop()).toBe 75 expect(editor.getScrollLeft()).toBe 160 describe ".addSelectionBelow()", -> describe "when the selection is non-empty", -> it "selects the same region of the line below current selections if possible", -> editor.setSelectedBufferRange([[3, 16], [3, 21]]) editor.addSelectionForBufferRange([[3, 25], [3, 34]]) editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 16], [3, 21]] [[3, 25], [3, 34]] [[4, 16], [4, 21]] [[4, 25], [4, 29]] ] for cursor in editor.getCursors() expect(cursor.isVisible()).toBeFalsy() it "skips lines that are too short to create a non-empty selection", -> editor.setSelectedBufferRange([[3, 31], [3, 38]]) editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 31], [3, 38]] [[6, 31], [6, 38]] ] it "honors the original selection's range (goal range) when adding across shorter lines", -> editor.setSelectedBufferRange([[3, 22], [3, 38]]) editor.addSelectionBelow() editor.addSelectionBelow() editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 22], [3, 38]] [[4, 22], [4, 29]] [[5, 22], [5, 30]] [[6, 22], [6, 38]] ] it "clears selection goal ranges when the selection changes", -> editor.setSelectedBufferRange([[3, 22], [3, 38]]) editor.addSelectionBelow() editor.selectLeft() editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 22], [3, 37]] [[4, 22], [4, 29]] [[5, 22], [5, 28]] ] # goal range from previous add selection is honored next time editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 22], [3, 37]] [[4, 22], [4, 29]] [[5, 22], [5, 30]] # select to end of line 5 because line 4's goal range was reset by line 3 previously [[6, 22], [6, 28]] ] describe "when the selection is empty", -> it "does not skip lines that are shorter than the current column", -> editor.setCursorBufferPosition([3, 36]) editor.addSelectionBelow() editor.addSelectionBelow() editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 36], [3, 36]] [[4, 29], [4, 29]] [[5, 30], [5, 30]] [[6, 36], [6, 36]] ] it "skips empty lines when the column is non-zero", -> editor.setCursorBufferPosition([9, 4]) editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[9, 4], [9, 4]] [[11, 4], [11, 4]] ] it "does not skip empty lines when the column is zero", -> editor.setCursorBufferPosition([9, 0]) editor.addSelectionBelow() expect(editor.getSelectedBufferRanges()).toEqual [ [[9, 0], [9, 0]] [[10, 0], [10, 0]] ] describe ".addSelectionAbove()", -> describe "when the selection is non-empty", -> it "selects the same region of the line above current selections if possible", -> editor.setSelectedBufferRange([[3, 16], [3, 21]]) editor.addSelectionForBufferRange([[3, 37], [3, 44]]) editor.addSelectionAbove() expect(editor.getSelectedBufferRanges()).toEqual [ [[2, 16], [2, 21]] [[2, 37], [2, 40]] [[3, 16], [3, 21]] [[3, 37], [3, 44]] ] for cursor in editor.getCursors() expect(cursor.isVisible()).toBeFalsy() it "skips lines that are too short to create a non-empty selection", -> editor.setSelectedBufferRange([[6, 31], [6, 38]]) editor.addSelectionAbove() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 31], [3, 38]] [[6, 31], [6, 38]] ] it "honors the original selection's range (goal range) when adding across shorter lines", -> editor.setSelectedBufferRange([[6, 22], [6, 38]]) editor.addSelectionAbove() editor.addSelectionAbove() editor.addSelectionAbove() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 22], [3, 38]] [[4, 22], [4, 29]] [[5, 22], [5, 30]] [[6, 22], [6, 38]] ] describe "when the selection is empty", -> it "does not skip lines that are shorter than the current column", -> editor.setCursorBufferPosition([6, 36]) editor.addSelectionAbove() editor.addSelectionAbove() editor.addSelectionAbove() expect(editor.getSelectedBufferRanges()).toEqual [ [[3, 36], [3, 36]] [[4, 29], [4, 29]] [[5, 30], [5, 30]] [[6, 36], [6, 36]] ] it "skips empty lines when the column is non-zero", -> editor.setCursorBufferPosition([11, 4]) editor.addSelectionAbove() expect(editor.getSelectedBufferRanges()).toEqual [ [[9, 4], [9, 4]] [[11, 4], [11, 4]] ] it "does not skip empty lines when the column is zero", -> editor.setCursorBufferPosition([10, 0]) editor.addSelectionAbove() expect(editor.getSelectedBufferRanges()).toEqual [ [[9, 0], [9, 0]] [[10, 0], [10, 0]] ] describe ".splitSelectionsIntoLines()", -> it "splits all multi-line selections into one selection per line", -> editor.setSelectedBufferRange([[0, 3], [2, 4]]) editor.splitSelectionsIntoLines() expect(editor.getSelectedBufferRanges()).toEqual [ [[0, 3], [0, 29]] [[1, 0], [1, 30]] [[2, 0], [2, 4]] ] editor.setSelectedBufferRange([[0, 3], [1, 10]]) editor.splitSelectionsIntoLines() expect(editor.getSelectedBufferRanges()).toEqual [ [[0, 3], [0, 29]] [[1, 0], [1, 10]] ] editor.setSelectedBufferRange([[0, 0], [0, 3]]) editor.splitSelectionsIntoLines() expect(editor.getSelectedBufferRanges()).toEqual [[[0, 0], [0, 3]]] describe ".consolidateSelections()", -> it "destroys all selections but the most recent, returning true if any selections were destroyed", -> editor.setSelectedBufferRange([[3, 16], [3, 21]]) selection1 = editor.getLastSelection() selection2 = editor.addSelectionForBufferRange([[3, 25], [3, 34]]) selection3 = editor.addSelectionForBufferRange([[8, 4], [8, 10]]) expect(editor.getSelections()).toEqual [selection1, selection2, selection3] expect(editor.consolidateSelections()).toBeTruthy() expect(editor.getSelections()).toEqual [selection3] expect(selection3.isEmpty()).toBeFalsy() expect(editor.consolidateSelections()).toBeFalsy() expect(editor.getSelections()).toEqual [selection3] describe "when the cursor is moved while there is a selection", -> makeSelection = -> selection.setBufferRange [[1, 2], [1, 5]] it "clears the selection", -> makeSelection() editor.moveDown() expect(selection.isEmpty()).toBeTruthy() makeSelection() editor.moveUp() expect(selection.isEmpty()).toBeTruthy() makeSelection() editor.moveLeft() expect(selection.isEmpty()).toBeTruthy() makeSelection() editor.moveRight() expect(selection.isEmpty()).toBeTruthy() makeSelection() editor.setCursorScreenPosition([3, 3]) expect(selection.isEmpty()).toBeTruthy() it "does not share selections between different edit sessions for the same buffer", -> editor2 = null waitsForPromise -> atom.project.open('sample.js').then (o) -> editor2 = o runs -> editor.setSelectedBufferRanges([[[1, 2], [3, 4]], [[5, 6], [7, 8]]]) editor2.setSelectedBufferRanges([[[8, 7], [6, 5]], [[4, 3], [2, 1]]]) expect(editor2.getSelectedBufferRanges()).not.toEqual editor.getSelectedBufferRanges() describe "buffer manipulation", -> describe ".insertText(text)", -> describe "when there is a single selection", -> beforeEach -> editor.setSelectedBufferRange([[1, 0], [1, 2]]) it "will-insert-text and did-insert-text events are emitted when inserting text", -> range = editor.insertText('xxx') expect(range).toEqual [ [[1, 0], [1, 3]] ] expect(buffer.lineForRow(1)).toBe 'xxxvar sort = function(items) {' describe "when there are multiple empty selections", -> describe "when the cursors are on the same line", -> it "inserts the given text at the location of each cursor and moves the cursors to the end of each cursor's inserted text", -> editor.setCursorScreenPosition([1, 2]) editor.addCursorAtScreenPosition([1, 5]) editor.insertText('xxx') expect(buffer.lineForRow(1)).toBe ' xxxvarxxx sort = function(items) {' [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [1, 5] expect(cursor2.getBufferPosition()).toEqual [1, 11] describe "when the cursors are on different lines", -> it "inserts the given text at the location of each cursor and moves the cursors to the end of each cursor's inserted text", -> editor.setCursorScreenPosition([1, 2]) editor.addCursorAtScreenPosition([2, 4]) editor.insertText('xxx') expect(buffer.lineForRow(1)).toBe ' xxxvar sort = function(items) {' expect(buffer.lineForRow(2)).toBe ' xxxif (items.length <= 1) return items;' [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [1, 5] expect(cursor2.getBufferPosition()).toEqual [2, 7] it "autoscrolls to the last cursor", -> editor.manageScrollPosition = true editor.setCursorScreenPosition([1, 2]) editor.addCursorAtScreenPosition([10, 4]) editor.setLineHeightInPixels(10) editor.setHeight(50) expect(editor.getScrollTop()).toBe 0 editor.insertText('a') expect(editor.getScrollTop()).toBe 80 describe "when there are multiple non-empty selections", -> describe "when the selections are on the same line", -> it "replaces each selection range with the inserted characters", -> editor.setSelectedBufferRanges([[[0,4], [0,13]], [[0,22], [0,24]]]) editor.insertText("x") [cursor1, cursor2] = editor.getCursors() [selection1, selection2] = editor.getSelections() expect(cursor1.getScreenPosition()).toEqual [0, 5] expect(cursor2.getScreenPosition()).toEqual [0, 15] expect(selection1.isEmpty()).toBeTruthy() expect(selection2.isEmpty()).toBeTruthy() expect(editor.lineForBufferRow(0)).toBe "var x = functix () {" describe "when the selections are on different lines", -> it "replaces each selection with the given text, clears the selections, and places the cursor at the end of each selection's inserted text", -> editor.setSelectedBufferRanges([[[1, 0], [1, 2]], [[2, 0], [2, 4]]]) editor.insertText('xxx') expect(buffer.lineForRow(1)).toBe 'xxxvar sort = function(items) {' expect(buffer.lineForRow(2)).toBe 'xxxif (items.length <= 1) return items;' [selection1, selection2] = editor.getSelections() expect(selection1.isEmpty()).toBeTruthy() expect(selection1.cursor.getBufferPosition()).toEqual [1, 3] expect(selection2.isEmpty()).toBeTruthy() expect(selection2.cursor.getBufferPosition()).toEqual [2, 3] describe "when there is a selection that ends on a folded line", -> it "destroys the selection", -> editor.createFold(2,4) editor.setSelectedBufferRange([[1,0], [2,0]]) editor.insertText('holy cow') expect(editor.lineForScreenRow(2).fold).toBeUndefined() describe "when will-insert-text and did-insert-text events are used", -> beforeEach -> editor.setSelectedBufferRange([[1, 0], [1, 2]]) it "will-insert-text and did-insert-text events are emitted when inserting text", -> willInsertSpy = jasmine.createSpy().andCallFake -> expect(buffer.lineForRow(1)).toBe ' var sort = function(items) {' didInsertSpy = jasmine.createSpy().andCallFake -> expect(buffer.lineForRow(1)).toBe 'xxxvar sort = function(items) {' editor.on('will-insert-text', willInsertSpy) editor.on('did-insert-text', didInsertSpy) expect(editor.insertText('xxx')).toBeTruthy() expect(buffer.lineForRow(1)).toBe 'xxxvar sort = function(items) {' expect(willInsertSpy).toHaveBeenCalled() expect(didInsertSpy).toHaveBeenCalled() options = willInsertSpy.mostRecentCall.args[0] expect(options.text).toBe 'xxx' expect(options.cancel).toBeDefined() options = didInsertSpy.mostRecentCall.args[0] expect(options.text).toBe 'xxx' it "text insertion is prevented when cancel is called from a will-insert-text handler", -> willInsertSpy = jasmine.createSpy().andCallFake ({cancel}) -> cancel() didInsertSpy = jasmine.createSpy() editor.on('will-insert-text', willInsertSpy) editor.on('did-insert-text', didInsertSpy) expect(editor.insertText('xxx')).toBe false expect(buffer.lineForRow(1)).toBe ' var sort = function(items) {' expect(willInsertSpy).toHaveBeenCalled() expect(didInsertSpy).not.toHaveBeenCalled() describe ".insertNewline()", -> describe "when there is a single cursor", -> describe "when the cursor is at the beginning of a line", -> it "inserts an empty line before it", -> editor.setCursorScreenPosition(row: 1, column: 0) editor.insertNewline() expect(buffer.lineForRow(1)).toBe '' expect(editor.getCursorScreenPosition()).toEqual(row: 2, column: 0) describe "when the cursor is in the middle of a line", -> it "splits the current line to form a new line", -> editor.setCursorScreenPosition(row: 1, column: 6) originalLine = buffer.lineForRow(1) lineBelowOriginalLine = buffer.lineForRow(2) editor.insertNewline() expect(buffer.lineForRow(1)).toBe originalLine[0...6] expect(buffer.lineForRow(2)).toBe originalLine[6..] expect(buffer.lineForRow(3)).toBe lineBelowOriginalLine expect(editor.getCursorScreenPosition()).toEqual(row: 2, column: 0) describe "when the cursor is on the end of a line", -> it "inserts an empty line after it", -> editor.setCursorScreenPosition(row: 1, column: buffer.lineForRow(1).length) editor.insertNewline() expect(buffer.lineForRow(2)).toBe '' expect(editor.getCursorScreenPosition()).toEqual(row: 2, column: 0) describe "when there are multiple cursors", -> describe "when the cursors are on the same line", -> it "breaks the line at the cursor locations", -> editor.setCursorScreenPosition([3, 13]) editor.addCursorAtScreenPosition([3, 38]) editor.insertNewline() expect(editor.lineForBufferRow(3)).toBe " var pivot" expect(editor.lineForBufferRow(4)).toBe " = items.shift(), current" expect(editor.lineForBufferRow(5)).toBe ", left = [], right = [];" expect(editor.lineForBufferRow(6)).toBe " while(items.length > 0) {" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [4, 0] expect(cursor2.getBufferPosition()).toEqual [5, 0] describe "when the cursors are on different lines", -> it "inserts newlines at each cursor location", -> editor.setCursorScreenPosition([3, 0]) editor.addCursorAtScreenPosition([6, 0]) editor.insertText("\n") expect(editor.lineForBufferRow(3)).toBe "" expect(editor.lineForBufferRow(4)).toBe " var pivot = items.shift(), current, left = [], right = [];" expect(editor.lineForBufferRow(5)).toBe " while(items.length > 0) {" expect(editor.lineForBufferRow(6)).toBe " current = items.shift();" expect(editor.lineForBufferRow(7)).toBe "" expect(editor.lineForBufferRow(8)).toBe " current < pivot ? left.push(current) : right.push(current);" expect(editor.lineForBufferRow(9)).toBe " }" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [4,0] expect(cursor2.getBufferPosition()).toEqual [8,0] describe ".insertNewlineBelow()", -> describe "when the operation is undone", -> it "places the cursor back at the previous location", -> editor.setCursorBufferPosition([0,2]) editor.insertNewlineBelow() expect(editor.getCursorBufferPosition()).toEqual [1,0] editor.undo() expect(editor.getCursorBufferPosition()).toEqual [0,2] it "inserts a newline below the cursor's current line, autoindents it, and moves the cursor to the end of the line", -> atom.config.set("editor.autoIndent", true) editor.insertNewlineBelow() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" expect(buffer.lineForRow(1)).toBe " " expect(editor.getCursorBufferPosition()).toEqual [1, 2] describe ".insertNewlineAbove()", -> describe "when the cursor is on first line", -> it "inserts a newline on the first line and moves the cursor to the first line", -> editor.setCursorBufferPosition([0]) editor.insertNewlineAbove() expect(editor.getCursorBufferPosition()).toEqual [0,0] expect(editor.lineForBufferRow(0)).toBe '' expect(editor.lineForBufferRow(1)).toBe 'var quicksort = function () {' expect(editor.buffer.getLineCount()).toBe 14 describe "when the cursor is not on the first line", -> it "inserts a newline above the current line and moves the cursor to the inserted line", -> editor.setCursorBufferPosition([3,4]) editor.insertNewlineAbove() expect(editor.getCursorBufferPosition()).toEqual [3,0] expect(editor.lineForBufferRow(3)).toBe '' expect(editor.lineForBufferRow(4)).toBe ' var pivot = items.shift(), current, left = [], right = [];' expect(editor.buffer.getLineCount()).toBe 14 editor.undo() expect(editor.getCursorBufferPosition()).toEqual [3,4] it "indents the new line to the correct level when editor.autoIndent is true", -> atom.config.set('editor.autoIndent', true) editor.setText(' var test') editor.setCursorBufferPosition([0,2]) editor.insertNewlineAbove() expect(editor.getCursorBufferPosition()).toEqual [0,2] expect(editor.lineForBufferRow(0)).toBe ' ' expect(editor.lineForBufferRow(1)).toBe ' var test' editor.setText('\n var test') editor.setCursorBufferPosition([1,2]) editor.insertNewlineAbove() expect(editor.getCursorBufferPosition()).toEqual [1,2] expect(editor.lineForBufferRow(0)).toBe '' expect(editor.lineForBufferRow(1)).toBe ' ' expect(editor.lineForBufferRow(2)).toBe ' var test' editor.setText('function() {\n}') editor.setCursorBufferPosition([1,1]) editor.insertNewlineAbove() expect(editor.getCursorBufferPosition()).toEqual [1,2] expect(editor.lineForBufferRow(0)).toBe 'function() {' expect(editor.lineForBufferRow(1)).toBe ' ' expect(editor.lineForBufferRow(2)).toBe '}' describe "when a new line is appended before a closing tag (e.g. by pressing enter before a selection)", -> it "moves the line down and keeps the indentation level the same when editor.autoIndent is true", -> atom.config.set('editor.autoIndent', true) editor.setCursorBufferPosition([9,2]) editor.insertNewline() expect(editor.lineForBufferRow(10)).toBe ' };' describe ".backspace()", -> describe "when there is a single cursor", -> changeScreenRangeHandler = null beforeEach -> selection = editor.getLastSelection() changeScreenRangeHandler = jasmine.createSpy('changeScreenRangeHandler') selection.on 'screen-range-changed', changeScreenRangeHandler describe "when the cursor is on the middle of the line", -> it "removes the character before the cursor", -> editor.setCursorScreenPosition(row: 1, column: 7) expect(buffer.lineForRow(1)).toBe " var sort = function(items) {" editor.backspace() line = buffer.lineForRow(1) expect(line).toBe " var ort = function(items) {" expect(editor.getCursorScreenPosition()).toEqual {row: 1, column: 6} expect(changeScreenRangeHandler).toHaveBeenCalled() expect(editor.getLastCursor().isVisible()).toBeTruthy() describe "when the cursor is at the beginning of a line", -> it "joins it with the line above", -> originalLine0 = buffer.lineForRow(0) expect(originalLine0).toBe "var quicksort = function () {" expect(buffer.lineForRow(1)).toBe " var sort = function(items) {" editor.setCursorScreenPosition(row: 1, column: 0) editor.backspace() line0 = buffer.lineForRow(0) line1 = buffer.lineForRow(1) expect(line0).toBe "var quicksort = function () { var sort = function(items) {" expect(line1).toBe " if (items.length <= 1) return items;" expect(editor.getCursorScreenPosition()).toEqual [0, originalLine0.length] expect(changeScreenRangeHandler).toHaveBeenCalled() describe "when the cursor is at the first column of the first line", -> it "does nothing, but doesn't raise an error", -> editor.setCursorScreenPosition(row: 0, column: 0) editor.backspace() describe "when the cursor is on the first column of a line below a fold", -> it "deletes the folded lines", -> editor.setCursorScreenPosition([4,0]) editor.foldCurrentRow() editor.setCursorScreenPosition([5,0]) editor.backspace() expect(buffer.lineForRow(4)).toBe " return sort(left).concat(pivot).concat(sort(right));" expect(buffer.lineForRow(4).fold).toBeUndefined() describe "when the cursor is in the middle of a line below a fold", -> it "backspaces as normal", -> editor.setCursorScreenPosition([4,0]) editor.foldCurrentRow() editor.setCursorScreenPosition([5,5]) editor.backspace() expect(buffer.lineForRow(7)).toBe " }" expect(buffer.lineForRow(8)).toBe " eturn sort(left).concat(pivot).concat(sort(right));" describe "when the cursor is on a folded screen line", -> it "deletes all of the folded lines along with the fold", -> editor.setCursorBufferPosition([3, 0]) editor.foldCurrentRow() editor.backspace() expect(buffer.lineForRow(1)).toBe "" expect(buffer.lineForRow(2)).toBe " return sort(Array.apply(this, arguments));" expect(editor.getCursorScreenPosition()).toEqual [1, 0] describe "when there are multiple cursors", -> describe "when cursors are on the same line", -> it "removes the characters preceding each cursor", -> editor.setCursorScreenPosition([3, 13]) editor.addCursorAtScreenPosition([3, 38]) editor.backspace() expect(editor.lineForBufferRow(3)).toBe " var pivo = items.shift(), curren, left = [], right = [];" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [3, 12] expect(cursor2.getBufferPosition()).toEqual [3, 36] [selection1, selection2] = editor.getSelections() expect(selection1.isEmpty()).toBeTruthy() expect(selection2.isEmpty()).toBeTruthy() describe "when cursors are on different lines", -> describe "when the cursors are in the middle of their lines", -> it "removes the characters preceding each cursor", -> editor.setCursorScreenPosition([3, 13]) editor.addCursorAtScreenPosition([4, 10]) editor.backspace() expect(editor.lineForBufferRow(3)).toBe " var pivo = items.shift(), current, left = [], right = [];" expect(editor.lineForBufferRow(4)).toBe " whileitems.length > 0) {" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [3, 12] expect(cursor2.getBufferPosition()).toEqual [4, 9] [selection1, selection2] = editor.getSelections() expect(selection1.isEmpty()).toBeTruthy() expect(selection2.isEmpty()).toBeTruthy() describe "when the cursors are on the first column of their lines", -> it "removes the newlines preceding each cursor", -> editor.setCursorScreenPosition([3, 0]) editor.addCursorAtScreenPosition([6, 0]) editor.backspace() expect(editor.lineForBufferRow(2)).toBe " if (items.length <= 1) return items; var pivot = items.shift(), current, left = [], right = [];" expect(editor.lineForBufferRow(3)).toBe " while(items.length > 0) {" expect(editor.lineForBufferRow(4)).toBe " current = items.shift(); current < pivot ? left.push(current) : right.push(current);" expect(editor.lineForBufferRow(5)).toBe " }" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [2,40] expect(cursor2.getBufferPosition()).toEqual [4,30] describe "when there is a single selection", -> it "deletes the selection, but not the character before it", -> editor.setSelectedBufferRange([[0,5], [0,9]]) editor.backspace() expect(editor.buffer.lineForRow(0)).toBe 'var qsort = function () {' describe "when the selection ends on a folded line", -> it "preserves the fold", -> editor.setSelectedBufferRange([[3,0], [4,0]]) editor.foldBufferRow(4) editor.backspace() expect(buffer.lineForRow(3)).toBe " while(items.length > 0) {" expect(editor.lineForScreenRow(3).fold).toBeDefined() describe "when there are multiple selections", -> it "removes all selected text", -> editor.setSelectedBufferRanges([[[0,4], [0,13]], [[0,16], [0,24]]]) editor.backspace() expect(editor.lineForBufferRow(0)).toBe 'var = () {' describe ".deleteToBeginningOfWord()", -> describe "when no text is selected", -> it "deletes all text between the cursor and the beginning of the word", -> editor.setCursorBufferPosition([1, 24]) editor.addCursorAtBufferPosition([3, 5]) [cursor1, cursor2] = editor.getCursors() editor.deleteToBeginningOfWord() expect(buffer.lineForRow(1)).toBe ' var sort = function(ems) {' expect(buffer.lineForRow(3)).toBe ' ar pivot = items.shift(), current, left = [], right = [];' expect(cursor1.getBufferPosition()).toEqual [1, 22] expect(cursor2.getBufferPosition()).toEqual [3, 4] editor.deleteToBeginningOfWord() expect(buffer.lineForRow(1)).toBe ' var sort = functionems) {' expect(buffer.lineForRow(2)).toBe ' if (items.length <= 1) return itemsar pivot = items.shift(), current, left = [], right = [];' expect(cursor1.getBufferPosition()).toEqual [1, 21] expect(cursor2.getBufferPosition()).toEqual [2, 39] editor.deleteToBeginningOfWord() expect(buffer.lineForRow(1)).toBe ' var sort = ems) {' expect(buffer.lineForRow(2)).toBe ' if (items.length <= 1) return ar pivot = items.shift(), current, left = [], right = [];' expect(cursor1.getBufferPosition()).toEqual [1, 13] expect(cursor2.getBufferPosition()).toEqual [2, 34] editor.setText(' var sort') editor.setCursorBufferPosition([0, 2]) editor.deleteToBeginningOfWord() expect(buffer.lineForRow(0)).toBe 'var sort' describe "when text is selected", -> it "deletes only selected text", -> editor.setSelectedBufferRanges([[[1, 24], [1, 27]], [[2, 0], [2, 4]]]) editor.deleteToBeginningOfWord() expect(buffer.lineForRow(1)).toBe ' var sort = function(it) {' expect(buffer.lineForRow(2)).toBe 'if (items.length <= 1) return items;' describe '.deleteToEndOfLine()', -> describe 'when no text is selected', -> it 'deletes all text between the cursor and the end of the line', -> editor.setCursorBufferPosition([1, 24]) editor.addCursorAtBufferPosition([2, 5]) [cursor1, cursor2] = editor.getCursors() editor.deleteToEndOfLine() expect(buffer.lineForRow(1)).toBe ' var sort = function(it' expect(buffer.lineForRow(2)).toBe ' i' expect(cursor1.getBufferPosition()).toEqual [1, 24] expect(cursor2.getBufferPosition()).toEqual [2, 5] describe 'when at the end of the line', -> it 'deletes the next newline', -> editor.setCursorBufferPosition([1, 30]) editor.deleteToEndOfLine() expect(buffer.lineForRow(1)).toBe ' var sort = function(items) { if (items.length <= 1) return items;' describe 'when text is selected', -> it 'deletes only the text in the selection', -> editor.setSelectedBufferRanges([[[1, 24], [1, 27]], [[2, 0], [2, 4]]]) editor.deleteToEndOfLine() expect(buffer.lineForRow(1)).toBe ' var sort = function(it) {' expect(buffer.lineForRow(2)).toBe 'if (items.length <= 1) return items;' describe ".deleteToBeginningOfLine()", -> describe "when no text is selected", -> it "deletes all text between the cursor and the beginning of the line", -> editor.setCursorBufferPosition([1, 24]) editor.addCursorAtBufferPosition([2, 5]) [cursor1, cursor2] = editor.getCursors() editor.deleteToBeginningOfLine() expect(buffer.lineForRow(1)).toBe 'ems) {' expect(buffer.lineForRow(2)).toBe 'f (items.length <= 1) return items;' expect(cursor1.getBufferPosition()).toEqual [1, 0] expect(cursor2.getBufferPosition()).toEqual [2, 0] describe "when at the beginning of the line", -> it "deletes the newline", -> editor.setCursorBufferPosition([2]) editor.deleteToBeginningOfLine() expect(buffer.lineForRow(1)).toBe ' var sort = function(items) { if (items.length <= 1) return items;' describe "when text is selected", -> it "still deletes all text to begginning of the line", -> editor.setSelectedBufferRanges([[[1, 24], [1, 27]], [[2, 0], [2, 4]]]) editor.deleteToBeginningOfLine() expect(buffer.lineForRow(1)).toBe 'ems) {' expect(buffer.lineForRow(2)).toBe ' if (items.length <= 1) return items;' describe ".delete()", -> describe "when there is a single cursor", -> describe "when the cursor is on the middle of a line", -> it "deletes the character following the cursor", -> editor.setCursorScreenPosition([1, 6]) editor.delete() expect(buffer.lineForRow(1)).toBe ' var ort = function(items) {' describe "when the cursor is on the end of a line", -> it "joins the line with the following line", -> editor.setCursorScreenPosition([1, buffer.lineForRow(1).length]) editor.delete() expect(buffer.lineForRow(1)).toBe ' var sort = function(items) { if (items.length <= 1) return items;' describe "when the cursor is on the last column of the last line", -> it "does nothing, but doesn't raise an error", -> editor.setCursorScreenPosition([12, buffer.lineForRow(12).length]) editor.delete() expect(buffer.lineForRow(12)).toBe '};' describe "when the cursor is on the end of a line above a fold", -> it "only deletes the lines inside the fold", -> editor.foldBufferRow(4) editor.setCursorScreenPosition([3, Infinity]) cursorPositionBefore = editor.getCursorScreenPosition() editor.delete() expect(buffer.lineForRow(3)).toBe " var pivot = items.shift(), current, left = [], right = [];" expect(buffer.lineForRow(4)).toBe " return sort(left).concat(pivot).concat(sort(right));" expect(editor.getCursorScreenPosition()).toEqual cursorPositionBefore describe "when the cursor is in the middle a line above a fold", -> it "deletes as normal", -> editor.foldBufferRow(4) editor.setCursorScreenPosition([3, 4]) cursorPositionBefore = editor.getCursorScreenPosition() editor.delete() expect(buffer.lineForRow(3)).toBe " ar pivot = items.shift(), current, left = [], right = [];" expect(editor.lineForScreenRow(4).fold).toBeDefined() expect(editor.getCursorScreenPosition()).toEqual [3, 4] describe "when the cursor is on a folded line", -> it "removes the lines contained by the fold", -> editor.setSelectedBufferRange([[2, 0], [2, 0]]) editor.createFold(2,4) editor.createFold(2,6) oldLine7 = buffer.lineForRow(7) oldLine8 = buffer.lineForRow(8) editor.delete() expect(editor.lineForScreenRow(2).text).toBe oldLine7 expect(editor.lineForScreenRow(3).text).toBe oldLine8 describe "when there are multiple cursors", -> describe "when cursors are on the same line", -> it "removes the characters following each cursor", -> editor.setCursorScreenPosition([3, 13]) editor.addCursorAtScreenPosition([3, 38]) editor.delete() expect(editor.lineForBufferRow(3)).toBe " var pivot= items.shift(), current left = [], right = [];" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [3, 13] expect(cursor2.getBufferPosition()).toEqual [3, 37] [selection1, selection2] = editor.getSelections() expect(selection1.isEmpty()).toBeTruthy() expect(selection2.isEmpty()).toBeTruthy() describe "when cursors are on different lines", -> describe "when the cursors are in the middle of the lines", -> it "removes the characters following each cursor", -> editor.setCursorScreenPosition([3, 13]) editor.addCursorAtScreenPosition([4, 10]) editor.delete() expect(editor.lineForBufferRow(3)).toBe " var pivot= items.shift(), current, left = [], right = [];" expect(editor.lineForBufferRow(4)).toBe " while(tems.length > 0) {" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [3, 13] expect(cursor2.getBufferPosition()).toEqual [4, 10] [selection1, selection2] = editor.getSelections() expect(selection1.isEmpty()).toBeTruthy() expect(selection2.isEmpty()).toBeTruthy() describe "when the cursors are at the end of their lines", -> it "removes the newlines following each cursor", -> editor.setCursorScreenPosition([0, 29]) editor.addCursorAtScreenPosition([1, 30]) editor.delete() expect(editor.lineForBufferRow(0)).toBe "var quicksort = function () { var sort = function(items) { if (items.length <= 1) return items;" [cursor1, cursor2] = editor.getCursors() expect(cursor1.getBufferPosition()).toEqual [0,29] expect(cursor2.getBufferPosition()).toEqual [0,59] describe "when there is a single selection", -> it "deletes the selection, but not the character following it", -> editor.setSelectedBufferRanges([[[1, 24], [1, 27]], [[2, 0], [2, 4]]]) editor.delete() expect(buffer.lineForRow(1)).toBe ' var sort = function(it) {' expect(buffer.lineForRow(2)).toBe 'if (items.length <= 1) return items;' expect(editor.getLastSelection().isEmpty()).toBeTruthy() describe "when there are multiple selections", -> describe "when selections are on the same line", -> it "removes all selected text", -> editor.setSelectedBufferRanges([[[0,4], [0,13]], [[0,16], [0,24]]]) editor.delete() expect(editor.lineForBufferRow(0)).toBe 'var = () {' describe ".deleteToEndOfWord()", -> describe "when no text is selected", -> it "deletes to the end of the word", -> editor.setCursorBufferPosition([1, 24]) editor.addCursorAtBufferPosition([2, 5]) [cursor1, cursor2] = editor.getCursors() editor.deleteToEndOfWord() expect(buffer.lineForRow(1)).toBe ' var sort = function(it) {' expect(buffer.lineForRow(2)).toBe ' i (items.length <= 1) return items;' expect(cursor1.getBufferPosition()).toEqual [1, 24] expect(cursor2.getBufferPosition()).toEqual [2, 5] editor.deleteToEndOfWord() expect(buffer.lineForRow(1)).toBe ' var sort = function(it {' expect(buffer.lineForRow(2)).toBe ' iitems.length <= 1) return items;' expect(cursor1.getBufferPosition()).toEqual [1, 24] expect(cursor2.getBufferPosition()).toEqual [2, 5] describe "when text is selected", -> it "deletes only selected text", -> editor.setSelectedBufferRange([[1, 24], [1, 27]]) editor.deleteToEndOfWord() expect(buffer.lineForRow(1)).toBe ' var sort = function(it) {' describe ".indent()", -> describe "when the selection is empty", -> describe "when autoIndent is disabled", -> describe "if 'softTabs' is true (the default)", -> it "inserts 'tabLength' spaces into the buffer", -> tabRegex = new RegExp("^[ ]{#{editor.getTabLength()}}") expect(buffer.lineForRow(0)).not.toMatch(tabRegex) editor.indent() expect(buffer.lineForRow(0)).toMatch(tabRegex) it "respects the tab stops when cursor is in the middle of a tab", -> editor.setTabLength(4) buffer.insert([12, 2], "\n ") editor.setCursorBufferPosition [13, 1] editor.indent() expect(buffer.lineForRow(13)).toMatch /^\s+$/ expect(buffer.lineForRow(13).length).toBe 4 expect(editor.getCursorBufferPosition()).toEqual [13, 4] buffer.insert([13, 0], " ") editor.setCursorBufferPosition [13, 6] editor.indent() expect(buffer.lineForRow(13).length).toBe 8 describe "if 'softTabs' is false", -> it "insert a \t into the buffer", -> editor.setSoftTabs(false) expect(buffer.lineForRow(0)).not.toMatch(/^\t/) editor.indent() expect(buffer.lineForRow(0)).toMatch(/^\t/) describe "when autoIndent is enabled", -> describe "when the cursor's column is less than the suggested level of indentation", -> describe "when 'softTabs' is true (the default)", -> it "moves the cursor to the end of the leading whitespace and inserts enough whitespace to bring the line to the suggested level of indentaion", -> buffer.insert([5, 0], " \n") editor.setCursorBufferPosition [5, 0] editor.indent(autoIndent: true) expect(buffer.lineForRow(5)).toMatch /^\s+$/ expect(buffer.lineForRow(5).length).toBe 6 expect(editor.getCursorBufferPosition()).toEqual [5, 6] it "respects the tab stops when cursor is in the middle of a tab", -> editor.setTabLength(4) buffer.insert([12, 2], "\n ") editor.setCursorBufferPosition [13, 1] editor.indent(autoIndent: true) expect(buffer.lineForRow(13)).toMatch /^\s+$/ expect(buffer.lineForRow(13).length).toBe 4 expect(editor.getCursorBufferPosition()).toEqual [13, 4] buffer.insert([13, 0], " ") editor.setCursorBufferPosition [13, 6] editor.indent(autoIndent: true) expect(buffer.lineForRow(13).length).toBe 8 describe "when 'softTabs' is false", -> it "moves the cursor to the end of the leading whitespace and inserts enough tabs to bring the line to the suggested level of indentaion", -> convertToHardTabs(buffer) editor.setSoftTabs(false) buffer.insert([5, 0], "\t\n") editor.setCursorBufferPosition [5, 0] editor.indent(autoIndent: true) expect(buffer.lineForRow(5)).toMatch /^\t\t\t$/ expect(editor.getCursorBufferPosition()).toEqual [5, 3] describe "when the line's indent level is greater than the suggested level of indentation", -> describe "when 'softTabs' is true (the default)", -> it "moves the cursor to the end of the leading whitespace and inserts 'tabLength' spaces into the buffer", -> buffer.insert([7, 0], " \n") editor.setCursorBufferPosition [7, 2] editor.indent(autoIndent: true) expect(buffer.lineForRow(7)).toMatch /^\s+$/ expect(buffer.lineForRow(7).length).toBe 8 expect(editor.getCursorBufferPosition()).toEqual [7, 8] describe "when 'softTabs' is false", -> it "moves the cursor to the end of the leading whitespace and inserts \t into the buffer", -> convertToHardTabs(buffer) editor.setSoftTabs(false) buffer.insert([7, 0], "\t\t\t\n") editor.setCursorBufferPosition [7, 1] editor.indent(autoIndent: true) expect(buffer.lineForRow(7)).toMatch /^\t\t\t\t$/ expect(editor.getCursorBufferPosition()).toEqual [7, 4] describe "when the selection is not empty", -> it "indents the selected lines", -> editor.setSelectedBufferRange([[0, 0], [10, 0]]) selection = editor.getLastSelection() spyOn(selection, "indentSelectedRows") editor.indent() expect(selection.indentSelectedRows).toHaveBeenCalled() describe "if editor.softTabs is false", -> it "inserts a tab character into the buffer", -> editor.setSoftTabs(false) expect(buffer.lineForRow(0)).not.toMatch(/^\t/) editor.indent() expect(buffer.lineForRow(0)).toMatch(/^\t/) expect(editor.getCursorBufferPosition()).toEqual [0, 1] expect(editor.getCursorScreenPosition()).toEqual [0, editor.getTabLength()] editor.indent() expect(buffer.lineForRow(0)).toMatch(/^\t\t/) expect(editor.getCursorBufferPosition()).toEqual [0, 2] expect(editor.getCursorScreenPosition()).toEqual [0, editor.getTabLength() * 2] describe "clipboard operations", -> beforeEach -> editor.setSelectedBufferRanges([[[0, 4], [0, 13]], [[1, 6], [1, 10]]]) describe ".cutSelectedText()", -> it "removes the selected text from the buffer and places it on the clipboard", -> editor.cutSelectedText() expect(buffer.lineForRow(0)).toBe "var = function () {" expect(buffer.lineForRow(1)).toBe " var = function(items) {" expect(clipboard.readText()).toBe 'quicksort\nsort' describe ".cutToEndOfLine()", -> describe "when soft wrap is on", -> it "cuts up to the end of the line", -> editor.setSoftWrap(true) editor.setEditorWidthInChars(10) editor.setCursorScreenPosition([2, 2]) editor.cutToEndOfLine() expect(editor.lineForScreenRow(2).text).toBe '= () {' describe "when soft wrap is off", -> describe "when nothing is selected", -> it "cuts up to the end of the line", -> editor.setCursorBufferPosition([2, 20]) editor.addCursorAtBufferPosition([3, 20]) editor.cutToEndOfLine() expect(buffer.lineForRow(2)).toBe ' if (items.length' expect(buffer.lineForRow(3)).toBe ' var pivot = item' expect(atom.clipboard.read()).toBe ' <= 1) return items;\ns.shift(), current, left = [], right = [];' describe "when text is selected", -> it "only cuts the selected text, not to the end of the line", -> editor.setSelectedBufferRanges([[[2,20], [2, 30]], [[3, 20], [3, 20]]]) editor.cutToEndOfLine() expect(buffer.lineForRow(2)).toBe ' if (items.lengthurn items;' expect(buffer.lineForRow(3)).toBe ' var pivot = item' expect(atom.clipboard.read()).toBe ' <= 1) ret\ns.shift(), current, left = [], right = [];' describe ".copySelectedText()", -> it "copies selected text onto the clipboard", -> editor.setSelectedBufferRanges([[[0,4], [0,13]], [[1,6], [1, 10]], [[2,8], [2, 13]]]) editor.copySelectedText() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" expect(buffer.lineForRow(1)).toBe " var sort = function(items) {" expect(buffer.lineForRow(2)).toBe " if (items.length <= 1) return items;" expect(clipboard.readText()).toBe 'quicksort\nsort\nitems' expect(atom.clipboard.readWithMetadata().metadata.selections).toEqual([ 'quicksort' 'sort' 'items' ]) describe ".pasteText()", -> it "pastes text into the buffer", -> atom.clipboard.write('first') editor.pasteText() expect(editor.lineForBufferRow(0)).toBe "var first = function () {" expect(editor.lineForBufferRow(1)).toBe " var first = function(items) {" describe 'when the clipboard has many selections', -> it "pastes each selection separately into the buffer", -> atom.clipboard.write('first\nsecond', {selections: ['first', 'second'] }) editor.pasteText() expect(editor.lineForBufferRow(0)).toBe "var first = function () {" expect(editor.lineForBufferRow(1)).toBe " var second = function(items) {" describe 'and the selections count does not match', -> it "pastes the whole text into the buffer", -> atom.clipboard.write('first\nsecond\nthird', {selections: ['first', 'second', 'third'] }) editor.pasteText() expect(editor.lineForBufferRow(0)).toBe "var first" expect(editor.lineForBufferRow(1)).toBe "second" expect(editor.lineForBufferRow(2)).toBe "third = function () {" expect(editor.lineForBufferRow(3)).toBe " var first" expect(editor.lineForBufferRow(4)).toBe "second" expect(editor.lineForBufferRow(5)).toBe "third = function(items) {" describe ".indentSelectedRows()", -> describe "when nothing is selected", -> describe "when softTabs is enabled", -> it "indents line and retains selection", -> editor.setSelectedBufferRange([[0,3], [0,3]]) editor.indentSelectedRows() expect(buffer.lineForRow(0)).toBe " var quicksort = function () {" expect(editor.getSelectedBufferRange()).toEqual [[0, 3 + editor.getTabLength()], [0, 3 + editor.getTabLength()]] describe "when softTabs is disabled", -> it "indents line and retains selection", -> convertToHardTabs(buffer) editor.setSoftTabs(false) editor.setSelectedBufferRange([[0,3], [0,3]]) editor.indentSelectedRows() expect(buffer.lineForRow(0)).toBe "\tvar quicksort = function () {" expect(editor.getSelectedBufferRange()).toEqual [[0, 3 + 1], [0, 3 + 1]] describe "when one line is selected", -> describe "when softTabs is enabled", -> it "indents line and retains selection", -> editor.setSelectedBufferRange([[0,4], [0,14]]) editor.indentSelectedRows() expect(buffer.lineForRow(0)).toBe "#{editor.getTabText()}var quicksort = function () {" expect(editor.getSelectedBufferRange()).toEqual [[0, 4 + editor.getTabLength()], [0, 14 + editor.getTabLength()]] describe "when softTabs is disabled", -> it "indents line and retains selection", -> convertToHardTabs(buffer) editor.setSoftTabs(false) editor.setSelectedBufferRange([[0,4], [0,14]]) editor.indentSelectedRows() expect(buffer.lineForRow(0)).toBe "\tvar quicksort = function () {" expect(editor.getSelectedBufferRange()).toEqual [[0, 4 + 1], [0, 14 + 1]] describe "when multiple lines are selected", -> describe "when softTabs is enabled", -> it "indents selected lines (that are not empty) and retains selection", -> editor.setSelectedBufferRange([[9,1], [11,15]]) editor.indentSelectedRows() expect(buffer.lineForRow(9)).toBe " };" expect(buffer.lineForRow(10)).toBe "" expect(buffer.lineForRow(11)).toBe " return sort(Array.apply(this, arguments));" expect(editor.getSelectedBufferRange()).toEqual [[9, 1 + editor.getTabLength()], [11, 15 + editor.getTabLength()]] it "does not indent the last row if the selection ends at column 0", -> editor.setSelectedBufferRange([[9,1], [11,0]]) editor.indentSelectedRows() expect(buffer.lineForRow(9)).toBe " };" expect(buffer.lineForRow(10)).toBe "" expect(buffer.lineForRow(11)).toBe " return sort(Array.apply(this, arguments));" expect(editor.getSelectedBufferRange()).toEqual [[9, 1 + editor.getTabLength()], [11, 0]] describe "when softTabs is disabled", -> it "indents selected lines (that are not empty) and retains selection", -> convertToHardTabs(buffer) editor.setSoftTabs(false) editor.setSelectedBufferRange([[9,1], [11,15]]) editor.indentSelectedRows() expect(buffer.lineForRow(9)).toBe "\t\t};" expect(buffer.lineForRow(10)).toBe "" expect(buffer.lineForRow(11)).toBe "\t\treturn sort(Array.apply(this, arguments));" expect(editor.getSelectedBufferRange()).toEqual [[9, 1 + 1], [11, 15 + 1]] describe ".outdentSelectedRows()", -> describe "when nothing is selected", -> it "outdents line and retains selection", -> editor.setSelectedBufferRange([[1,3], [1,3]]) editor.outdentSelectedRows() expect(buffer.lineForRow(1)).toBe "var sort = function(items) {" expect(editor.getSelectedBufferRange()).toEqual [[1, 3 - editor.getTabLength()], [1, 3 - editor.getTabLength()]] it "outdents when indent is less than a tab length", -> editor.insertText(' ') editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" it "outdents a single hard tab when indent is multiple hard tabs and and the session is using soft tabs", -> editor.insertText('\t\t') editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "\tvar quicksort = function () {" editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" it "outdents when a mix of hard tabs and soft tabs are used", -> editor.insertText('\t ') editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe " var quicksort = function () {" editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe " var quicksort = function () {" editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" it "outdents only up to the first non-space non-tab character", -> editor.insertText(' \tfoo\t ') editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "\tfoo\t var quicksort = function () {" editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "foo\t var quicksort = function () {" editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "foo\t var quicksort = function () {" describe "when one line is selected", -> it "outdents line and retains editor", -> editor.setSelectedBufferRange([[1,4], [1,14]]) editor.outdentSelectedRows() expect(buffer.lineForRow(1)).toBe "var sort = function(items) {" expect(editor.getSelectedBufferRange()).toEqual [[1, 4 - editor.getTabLength()], [1, 14 - editor.getTabLength()]] describe "when multiple lines are selected", -> it "outdents selected lines and retains editor", -> editor.setSelectedBufferRange([[0,1], [3,15]]) editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" expect(buffer.lineForRow(1)).toBe "var sort = function(items) {" expect(buffer.lineForRow(2)).toBe " if (items.length <= 1) return items;" expect(buffer.lineForRow(3)).toBe " var pivot = items.shift(), current, left = [], right = [];" expect(editor.getSelectedBufferRange()).toEqual [[0, 1], [3, 15 - editor.getTabLength()]] it "does not outdent the last line of the selection if it ends at column 0", -> editor.setSelectedBufferRange([[0,1], [3,0]]) editor.outdentSelectedRows() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" expect(buffer.lineForRow(1)).toBe "var sort = function(items) {" expect(buffer.lineForRow(2)).toBe " if (items.length <= 1) return items;" expect(buffer.lineForRow(3)).toBe " var pivot = items.shift(), current, left = [], right = [];" expect(editor.getSelectedBufferRange()).toEqual [[0, 1], [3, 0]] describe ".toggleLineCommentsInSelection()", -> it "toggles comments on the selected lines", -> editor.setSelectedBufferRange([[4, 5], [7, 5]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(4)).toBe " // while(items.length > 0) {" expect(buffer.lineForRow(5)).toBe " // current = items.shift();" expect(buffer.lineForRow(6)).toBe " // current < pivot ? left.push(current) : right.push(current);" expect(buffer.lineForRow(7)).toBe " // }" expect(editor.getSelectedBufferRange()).toEqual [[4, 8], [7, 8]] editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(4)).toBe " while(items.length > 0) {" expect(buffer.lineForRow(5)).toBe " current = items.shift();" expect(buffer.lineForRow(6)).toBe " current < pivot ? left.push(current) : right.push(current);" expect(buffer.lineForRow(7)).toBe " }" it "does not comment the last line of a non-empty selection if it ends at column 0", -> editor.setSelectedBufferRange([[4, 5], [7, 0]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(4)).toBe " // while(items.length > 0) {" expect(buffer.lineForRow(5)).toBe " // current = items.shift();" expect(buffer.lineForRow(6)).toBe " // current < pivot ? left.push(current) : right.push(current);" expect(buffer.lineForRow(7)).toBe " }" it "uncomments lines if all lines match the comment regex", -> editor.setSelectedBufferRange([[0, 0], [0, 1]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(0)).toBe "// var quicksort = function () {" editor.setSelectedBufferRange([[0, 0], [2, Infinity]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(0)).toBe "// // var quicksort = function () {" expect(buffer.lineForRow(1)).toBe "// var sort = function(items) {" expect(buffer.lineForRow(2)).toBe "// if (items.length <= 1) return items;" editor.setSelectedBufferRange([[0, 0], [2, Infinity]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(0)).toBe "// var quicksort = function () {" expect(buffer.lineForRow(1)).toBe " var sort = function(items) {" expect(buffer.lineForRow(2)).toBe " if (items.length <= 1) return items;" editor.setSelectedBufferRange([[0, 0], [0, Infinity]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" it "uncomments commented lines separated by an empty line", -> editor.setSelectedBufferRange([[0, 0], [1, Infinity]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(0)).toBe "// var quicksort = function () {" expect(buffer.lineForRow(1)).toBe "// var sort = function(items) {" buffer.insert([0, Infinity], '\n') editor.setSelectedBufferRange([[0, 0], [2, Infinity]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(0)).toBe "var quicksort = function () {" expect(buffer.lineForRow(1)).toBe "" expect(buffer.lineForRow(2)).toBe " var sort = function(items) {" it "preserves selection emptiness", -> editor.setCursorBufferPosition([4, 0]) editor.toggleLineCommentsInSelection() expect(editor.getLastSelection().isEmpty()).toBeTruthy() it "does not explode if the current language mode has no comment regex", -> editor.destroy() waitsForPromise -> atom.workspace.open(null, autoIndent: false).then (o) -> editor = o runs -> editor.setSelectedBufferRange([[4, 5], [4, 5]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(4)).toBe " while(items.length > 0) {" it "uncomments when the line lacks the trailing whitespace in the comment regex", -> editor.setCursorBufferPosition([10, 0]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(10)).toBe "// " expect(editor.getSelectedBufferRange()).toEqual [[10, 3], [10, 3]] editor.backspace() expect(buffer.lineForRow(10)).toBe "//" editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(10)).toBe "" expect(editor.getSelectedBufferRange()).toEqual [[10, 0], [10, 0]] it "uncomments when the line has leading whitespace", -> editor.setCursorBufferPosition([10, 0]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(10)).toBe "// " editor.moveToBeginningOfLine() editor.insertText(" ") editor.setSelectedBufferRange([[10, 0], [10, 0]]) editor.toggleLineCommentsInSelection() expect(buffer.lineForRow(10)).toBe " " describe ".undo() and .redo()", -> it "undoes/redoes the last change", -> editor.insertText("foo") editor.undo() expect(buffer.lineForRow(0)).not.toContain "foo" editor.redo() expect(buffer.lineForRow(0)).toContain "foo" it "batches the undo / redo of changes caused by multiple cursors", -> editor.setCursorScreenPosition([0, 0]) editor.addCursorAtScreenPosition([1, 0]) editor.insertText("foo") editor.backspace() expect(buffer.lineForRow(0)).toContain "fovar" expect(buffer.lineForRow(1)).toContain "fo " editor.undo() expect(buffer.lineForRow(0)).toContain "foo" expect(buffer.lineForRow(1)).toContain "foo" editor.redo() expect(buffer.lineForRow(0)).not.toContain "foo" expect(buffer.lineForRow(0)).toContain "fovar" it "restores the selected ranges after undo and redo", -> editor.setSelectedBufferRanges([[[1, 6], [1, 10]], [[1, 22], [1, 27]]]) editor.delete() editor.delete() selections = editor.getSelections() expect(buffer.lineForRow(1)).toBe ' var = function( {' expect(editor.getSelectedBufferRanges()).toEqual [[[1, 6], [1, 6]], [[1, 17], [1, 17]]] editor.undo() expect(editor.getSelectedBufferRanges()).toEqual [[[1, 6], [1, 6]], [[1, 18], [1, 18]]] editor.undo() expect(editor.getSelectedBufferRanges()).toEqual [[[1, 6], [1, 10]], [[1, 22], [1, 27]]] editor.redo() expect(editor.getSelectedBufferRanges()).toEqual [[[1, 6], [1, 6]], [[1, 18], [1, 18]]] xit "restores folds after undo and redo", -> editor.foldBufferRow(1) editor.setSelectedBufferRange([[1, 0], [10, Infinity]], preserveFolds: true) expect(editor.isFoldedAtBufferRow(1)).toBeTruthy() editor.insertText """ \ // testing function foo() { return 1 + 2; } """ expect(editor.isFoldedAtBufferRow(1)).toBeFalsy() editor.foldBufferRow(2) editor.undo() expect(editor.isFoldedAtBufferRow(1)).toBeTruthy() expect(editor.isFoldedAtBufferRow(9)).toBeTruthy() expect(editor.isFoldedAtBufferRow(10)).toBeFalsy() editor.redo() expect(editor.isFoldedAtBufferRow(1)).toBeFalsy() expect(editor.isFoldedAtBufferRow(2)).toBeTruthy() describe "begin/commitTransaction()", -> it "restores the selection when the transaction is undone/redone", -> buffer.setText('1234') editor.setSelectedBufferRange([[0, 1], [0, 3]]) editor.beginTransaction() editor.delete() editor.moveToEndOfLine() editor.insertText('5') expect(buffer.getText()).toBe '145' editor.commitTransaction() editor.undo() expect(buffer.getText()).toBe '1234' expect(editor.getSelectedBufferRange()).toEqual [[0, 1], [0, 3]] editor.redo() expect(buffer.getText()).toBe '145' expect(editor.getSelectedBufferRange()).toEqual [[0, 3], [0, 3]] describe "when the buffer is changed (via its direct api, rather than via than edit session)", -> it "moves the cursor so it is in the same relative position of the buffer", -> expect(editor.getCursorScreenPosition()).toEqual [0, 0] editor.addCursorAtScreenPosition([0, 5]) editor.addCursorAtScreenPosition([1, 0]) [cursor1, cursor2, cursor3] = editor.getCursors() buffer.insert([0, 1], 'abc') expect(cursor1.getScreenPosition()).toEqual [0, 0] expect(cursor2.getScreenPosition()).toEqual [0, 8] expect(cursor3.getScreenPosition()).toEqual [1, 0] it "does not destroy cursors or selections when a change encompasses them", -> cursor = editor.getLastCursor() cursor.setBufferPosition [3, 3] editor.buffer.delete([[3, 1], [3, 5]]) expect(cursor.getBufferPosition()).toEqual [3, 1] expect(editor.getCursors().indexOf(cursor)).not.toBe -1 selection = editor.getLastSelection() selection.setBufferRange [[3, 5], [3, 10]] editor.buffer.delete [[3, 3], [3, 8]] expect(selection.getBufferRange()).toEqual [[3, 3], [3, 5]] expect(editor.getSelections().indexOf(selection)).not.toBe -1 it "merges cursors when the change causes them to overlap", -> editor.setCursorScreenPosition([0, 0]) editor.addCursorAtScreenPosition([0, 2]) editor.addCursorAtScreenPosition([1, 2]) [cursor1, cursor2, cursor3] = editor.getCursors() expect(editor.getCursors().length).toBe 3 buffer.delete([[0, 0], [0, 2]]) expect(editor.getCursors().length).toBe 2 expect(editor.getCursors()).toEqual [cursor1, cursor3] expect(cursor1.getBufferPosition()).toEqual [0,0] expect(cursor3.getBufferPosition()).toEqual [1,2] describe ".deleteLine()", -> it "deletes the first line when the cursor is there", -> editor.getLastCursor().moveToTop() line1 = buffer.lineForRow(1) count = buffer.getLineCount() expect(buffer.lineForRow(0)).not.toBe(line1) editor.deleteLine() expect(buffer.lineForRow(0)).toBe(line1) expect(buffer.getLineCount()).toBe(count - 1) it "deletes the last line when the cursor is there", -> count = buffer.getLineCount() secondToLastLine = buffer.lineForRow(count - 2) expect(buffer.lineForRow(count - 1)).not.toBe(secondToLastLine) editor.getLastCursor().moveToBottom() editor.deleteLine() newCount = buffer.getLineCount() expect(buffer.lineForRow(newCount - 1)).toBe(secondToLastLine) expect(newCount).toBe(count - 1) it "deletes whole lines when partial lines are selected", -> editor.setSelectedBufferRange([[0, 2], [1, 2]]) line2 = buffer.lineForRow(2) count = buffer.getLineCount() expect(buffer.lineForRow(0)).not.toBe(line2) expect(buffer.lineForRow(1)).not.toBe(line2) editor.deleteLine() expect(buffer.lineForRow(0)).toBe(line2) expect(buffer.getLineCount()).toBe(count - 2) it "only deletes first line if only newline is selected on second line", -> editor.setSelectedBufferRange([[0, 2], [1, 0]]) line1 = buffer.lineForRow(1) count = buffer.getLineCount() expect(buffer.lineForRow(0)).not.toBe(line1) editor.deleteLine() expect(buffer.lineForRow(0)).toBe(line1) expect(buffer.getLineCount()).toBe(count - 1) it "deletes the entire region when invoke on a folded region", -> editor.foldBufferRow(1) editor.getLastCursor().moveToTop() editor.getLastCursor().moveDown() expect(buffer.getLineCount()).toBe(13) editor.deleteLine() expect(buffer.getLineCount()).toBe(4) it "deletes the entire file from the bottom up", -> count = buffer.getLineCount() expect(count).toBeGreaterThan(0) for line in [0...count] editor.getLastCursor().moveToBottom() editor.deleteLine() expect(buffer.getLineCount()).toBe(1) expect(buffer.getText()).toBe('') it "deletes the entire file from the top down", -> count = buffer.getLineCount() expect(count).toBeGreaterThan(0) for line in [0...count] editor.getLastCursor().moveToTop() editor.deleteLine() expect(buffer.getLineCount()).toBe(1) expect(buffer.getText()).toBe('') describe "when soft wrap is enabled", -> it "deletes the entire line that the cursor is on", -> editor.setSoftWrap(true) editor.setEditorWidthInChars(10) editor.setCursorBufferPosition([6]) line7 = buffer.lineForRow(7) count = buffer.getLineCount() expect(buffer.lineForRow(6)).not.toBe(line7) editor.deleteLine() expect(buffer.lineForRow(6)).toBe(line7) expect(buffer.getLineCount()).toBe(count - 1) describe "when the line being deleted preceeds a fold, and the command is undone", -> it "restores the line and preserves the fold", -> editor.setCursorBufferPosition([4]) editor.foldCurrentRow() expect(editor.isFoldedAtScreenRow(4)).toBeTruthy() editor.setCursorBufferPosition([3]) editor.deleteLine() expect(editor.isFoldedAtScreenRow(3)).toBeTruthy() expect(buffer.lineForRow(3)).toBe ' while(items.length > 0) {' editor.undo() expect(editor.isFoldedAtScreenRow(4)).toBeTruthy() expect(buffer.lineForRow(3)).toBe ' var pivot = items.shift(), current, left = [], right = [];' describe ".replaceSelectedText(options, fn)", -> describe "when no text is selected", -> it "inserts the text returned from the function at the cursor position", -> editor.replaceSelectedText {}, -> '123' expect(buffer.lineForRow(0)).toBe '123var quicksort = function () {' editor.replaceSelectedText {selectWordIfEmpty: true}, -> 'var' editor.setCursorBufferPosition([0]) expect(buffer.lineForRow(0)).toBe 'var quicksort = function () {' editor.setCursorBufferPosition([10]) editor.replaceSelectedText null, -> '' expect(buffer.lineForRow(10)).toBe '' describe "when text is selected", -> it "replaces the selected text with the text returned from the function", -> editor.setSelectedBufferRange([[0, 1], [0, 3]]) editor.replaceSelectedText {}, -> 'ia' expect(buffer.lineForRow(0)).toBe 'via quicksort = function () {' describe ".transpose()", -> it "swaps two characters", -> editor.buffer.setText("abc") editor.setCursorScreenPosition([0, 1]) editor.transpose() expect(editor.lineForBufferRow(0)).toBe 'bac' it "reverses a selection", -> editor.buffer.setText("xabcz") editor.setSelectedBufferRange([[0, 1], [0, 4]]) editor.transpose() expect(editor.lineForBufferRow(0)).toBe 'xcbaz' describe ".upperCase()", -> describe "when there is no selection", -> it "upper cases the current word", -> editor.buffer.setText("aBc") editor.setCursorScreenPosition([0, 1]) editor.upperCase() expect(editor.lineForBufferRow(0)).toBe 'ABC' expect(editor.getSelectedBufferRange()).toEqual [[0, 1], [0, 1]] describe "when there is a selection", -> it "upper cases the current selection", -> editor.buffer.setText("abc") editor.setSelectedBufferRange([[0,0], [0,2]]) editor.upperCase() expect(editor.lineForBufferRow(0)).toBe 'ABc' expect(editor.getSelectedBufferRange()).toEqual [[0, 0], [0, 2]] describe ".lowerCase()", -> describe "when there is no selection", -> it "lower cases the current word", -> editor.buffer.setText("aBC") editor.setCursorScreenPosition([0, 1]) editor.lowerCase() expect(editor.lineForBufferRow(0)).toBe 'abc' expect(editor.getSelectedBufferRange()).toEqual [[0, 1], [0, 1]] describe "when there is a selection", -> it "lower cases the current selection", -> editor.buffer.setText("ABC") editor.setSelectedBufferRange([[0,0], [0,2]]) editor.lowerCase() expect(editor.lineForBufferRow(0)).toBe 'abC' expect(editor.getSelectedBufferRange()).toEqual [[0, 0], [0, 2]] describe "soft-tabs detection", -> it "assigns soft / hard tabs based on the contents of the buffer, or uses the default if unknown", -> waitsForPromise -> atom.workspace.open('sample.js', softTabs: false).then (editor) -> expect(editor.getSoftTabs()).toBeTruthy() waitsForPromise -> atom.workspace.open('sample-with-tabs.coffee', softTabs: true).then (editor) -> expect(editor.getSoftTabs()).toBeFalsy() waitsForPromise -> atom.workspace.open('sample-with-tabs-and-initial-comment.js', softTabs: true).then (editor) -> expect(editor.getSoftTabs()).toBeFalsy() waitsForPromise -> atom.workspace.open(null, softTabs: false).then (editor) -> expect(editor.getSoftTabs()).toBeFalsy() describe ".indentLevelForLine(line)", -> it "returns the indent level when the line has only leading whitespace", -> expect(editor.indentLevelForLine(" hello")).toBe(2) expect(editor.indentLevelForLine(" hello")).toBe(1.5) it "returns the indent level when the line has only leading tabs", -> expect(editor.indentLevelForLine("\t\thello")).toBe(2) it "returns the indent level when the line has mixed leading whitespace and tabs", -> expect(editor.indentLevelForLine("\t hello")).toBe(2) expect(editor.indentLevelForLine(" \thello")).toBe(2) expect(editor.indentLevelForLine(" \t hello")).toBe(2.5) expect(editor.indentLevelForLine(" \t \thello")).toBe(3.5) describe "when the buffer is reloaded", -> it "preserves the current cursor position", -> editor.setCursorScreenPosition([0, 1]) editor.buffer.reload() expect(editor.getCursorScreenPosition()).toEqual [0,1] describe "when a better-matched grammar is added to syntax", -> it "switches to the better-matched grammar and re-tokenizes the buffer", -> editor.destroy() jsGrammar = atom.syntax.selectGrammar('a.js') atom.syntax.removeGrammar(jsGrammar) waitsForPromise -> atom.workspace.open('sample.js', autoIndent: false).then (o) -> editor = o runs -> expect(editor.getGrammar()).toBe atom.syntax.nullGrammar expect(editor.lineForScreenRow(0).tokens.length).toBe 1 atom.syntax.addGrammar(jsGrammar) expect(editor.getGrammar()).toBe jsGrammar expect(editor.lineForScreenRow(0).tokens.length).toBeGreaterThan 1 describe "auto-indent", -> copyText = (text, {startColumn}={}) -> startColumn ?= 0 editor.setCursorBufferPosition([0, 0]) editor.insertText(text) numberOfNewlines = text.match(/\n/g)?.length endColumn = text.match(/[^\n]*$/)[0]?.length editor.getLastSelection().setBufferRange([[0,startColumn], [numberOfNewlines,endColumn]]) editor.cutSelectedText() describe "editor.autoIndent", -> describe "when editor.autoIndent is false (default)", -> describe "when `indent` is triggered", -> it "does not auto-indent the line", -> editor.setCursorBufferPosition([1, 30]) editor.insertText("\n ") expect(editor.lineForBufferRow(2)).toBe " " atom.config.set("editor.autoIndent", false) editor.indent() expect(editor.lineForBufferRow(2)).toBe " " describe "when editor.autoIndent is true", -> beforeEach -> atom.config.set("editor.autoIndent", true) describe "when `indent` is triggered", -> it "auto-indents the line", -> editor.setCursorBufferPosition([1, 30]) editor.insertText("\n ") expect(editor.lineForBufferRow(2)).toBe " " atom.config.set("editor.autoIndent", true) editor.indent() expect(editor.lineForBufferRow(2)).toBe " " describe "when a newline is added", -> describe "when the line preceding the newline adds a new level of indentation", -> it "indents the newline to one additional level of indentation beyond the preceding line", -> editor.setCursorBufferPosition([1, Infinity]) editor.insertText('\n') expect(editor.indentationForBufferRow(2)).toBe editor.indentationForBufferRow(1) + 1 describe "when the line preceding the newline does't add a level of indentation", -> it "indents the new line to the same level a as the preceding line", -> editor.setCursorBufferPosition([5, 14]) editor.insertText('\n') expect(editor.indentationForBufferRow(6)).toBe editor.indentationForBufferRow(5) describe "when the line preceding the newline is a comment", -> it "maintains the indent of the commented line", -> editor.setCursorBufferPosition([0, 0]) editor.insertText(' //') editor.setCursorBufferPosition([0, Infinity]) editor.insertText('\n') expect(editor.indentationForBufferRow(1)).toBe 2 it "does not indent the line preceding the newline", -> editor.setCursorBufferPosition([2, 0]) editor.insertText(' var this-line-should-be-indented-more\n') expect(editor.indentationForBufferRow(1)).toBe 1 atom.config.set("editor.autoIndent", true) editor.setCursorBufferPosition([2, Infinity]) editor.insertText('\n') expect(editor.indentationForBufferRow(1)).toBe 1 expect(editor.indentationForBufferRow(2)).toBe 1 describe "when the cursor is before whitespace", -> it "retains the whitespace following the cursor on the new line", -> editor.setText(" var sort = function() {}") editor.setCursorScreenPosition([0, 23]) editor.insertNewline() expect(buffer.lineForRow(0)).toBe ' var sort = function()' expect(buffer.lineForRow(1)).toBe ' {}' expect(editor.getCursorScreenPosition()).toEqual [1, 2] describe "when inserted text matches a decrease indent pattern", -> describe "when the preceding line matches an increase indent pattern", -> it "decreases the indentation to match that of the preceding line", -> editor.setCursorBufferPosition([1, Infinity]) editor.insertText('\n') expect(editor.indentationForBufferRow(2)).toBe editor.indentationForBufferRow(1) + 1 editor.insertText('}') expect(editor.indentationForBufferRow(2)).toBe editor.indentationForBufferRow(1) describe "when the preceding line doesn't match an increase indent pattern", -> it "decreases the indentation to be one level below that of the preceding line", -> editor.setCursorBufferPosition([3, Infinity]) editor.insertText('\n ') expect(editor.indentationForBufferRow(4)).toBe editor.indentationForBufferRow(3) editor.insertText('}') expect(editor.indentationForBufferRow(4)).toBe editor.indentationForBufferRow(3) - 1 it "doesn't break when decreasing the indentation on a row that has no indentation", -> editor.setCursorBufferPosition([12, Infinity]) editor.insertText("\n}; # too many closing brackets!") expect(editor.lineForBufferRow(13)).toBe "}; # too many closing brackets!" describe "when inserted text does not match a decrease indent pattern", -> it "does not decrease the indentation", -> editor.setCursorBufferPosition([12, 0]) editor.insertText(' ') expect(editor.lineForBufferRow(12)).toBe ' };' editor.insertText('\t\t') expect(editor.lineForBufferRow(12)).toBe ' \t\t};' describe "when the current line does not match a decrease indent pattern", -> it "leaves the line unchanged", -> editor.setCursorBufferPosition([2, 4]) expect(editor.indentationForBufferRow(2)).toBe editor.indentationForBufferRow(1) + 1 editor.insertText('foo') expect(editor.indentationForBufferRow(2)).toBe editor.indentationForBufferRow(1) + 1 describe "editor.normalizeIndentOnPaste", -> beforeEach -> atom.config.set('editor.normalizeIndentOnPaste', true) it "does not normalize the indentation level of the text when editor.normalizeIndentOnPaste is false", -> copyText(" function() {\nvar cool = 1;\n }\n") atom.config.set('editor.normalizeIndentOnPaste', false) editor.setCursorBufferPosition([5, 2]) editor.pasteText() expect(editor.lineForBufferRow(5)).toBe " function() {" expect(editor.lineForBufferRow(6)).toBe "var cool = 1;" expect(editor.lineForBufferRow(7)).toBe " }" describe "when the inserted text contains no newlines", -> it "does not adjust the indentation level of the text", -> editor.setCursorBufferPosition([5, 2]) editor.insertText("foo", indentBasis: 5) expect(editor.lineForBufferRow(5)).toBe " foo current = items.shift();" it "does not adjust the whitespace if there are preceding characters", -> copyText(" foo") editor.setCursorBufferPosition([5, 30]) editor.pasteText() expect(editor.lineForBufferRow(5)).toBe " current = items.shift(); foo" describe "when the inserted text contains newlines", -> describe "when the cursor is preceded only by whitespace characters", -> it "normalizes indented lines to the cursor's current indentation level", -> copyText(" while (true) {\n foo();\n }\n", {startColumn: 2}) editor.setCursorBufferPosition([3, 4]) editor.pasteText() expect(editor.lineForBufferRow(3)).toBe " while (true) {" expect(editor.lineForBufferRow(4)).toBe " foo();" expect(editor.lineForBufferRow(5)).toBe " }" expect(editor.lineForBufferRow(6)).toBe "var pivot = items.shift(), current, left = [], right = [];" describe "when the cursor is preceded by non-whitespace characters", -> it "normalizes the indentation level of all lines based on the level of the existing first line", -> copyText(" while (true) {\n foo();\n }\n", {startColumn: 0}) editor.setCursorBufferPosition([1, Infinity]) editor.pasteText() expect(editor.lineForBufferRow(1)).toBe " var sort = function(items) {while (true) {" expect(editor.lineForBufferRow(2)).toBe " foo();" expect(editor.lineForBufferRow(3)).toBe " }" expect(editor.lineForBufferRow(4)).toBe "" it "autoIndentSelectedRows auto-indents the selection", -> editor.setCursorBufferPosition([2, 0]) editor.insertText("function() {\ninside=true\n}\n i=1\n") editor.getLastSelection().setBufferRange([[2,0], [6,0]]) editor.autoIndentSelectedRows() expect(editor.lineForBufferRow(2)).toBe " function() {" expect(editor.lineForBufferRow(3)).toBe " inside=true" expect(editor.lineForBufferRow(4)).toBe " }" expect(editor.lineForBufferRow(5)).toBe " i=1" describe "soft and hard tabs", -> it "resets the tab style when tokenization is complete", -> editor.destroy() atom.project.open('sample-with-tabs-and-leading-comment.coffee').then (o) -> editor = o expect(editor.softTabs).toBe true waitsForPromise -> atom.packages.activatePackage('language-coffee-script') runs -> expect(editor.softTabs).toBe false describe ".destroy()", -> it "destroys all markers associated with the edit session", -> expect(buffer.getMarkerCount()).toBeGreaterThan 0 editor.destroy() expect(buffer.getMarkerCount()).toBe 0 describe ".joinLines()", -> describe "when no text is selected", -> describe "when the line below isn't empty", -> it "joins the line below with the current line separated by a space and moves the cursor to the start of line that was moved up", -> editor.joinLines() expect(editor.lineForBufferRow(0)).toBe 'var quicksort = function () { var sort = function(items) {' expect(editor.getCursorBufferPosition()).toEqual [0, 30] describe "when the line below is empty", -> it "deletes the line below and moves the cursor to the end of the line", -> editor.setCursorBufferPosition([9]) editor.joinLines() expect(editor.lineForBufferRow(9)).toBe ' };' expect(editor.lineForBufferRow(10)).toBe ' return sort(Array.apply(this, arguments));' expect(editor.getCursorBufferPosition()).toEqual [9, 4] describe "when the cursor is on the last row", -> it "does nothing", -> editor.setCursorBufferPosition([Infinity, Infinity]) editor.joinLines() expect(editor.lineForBufferRow(12)).toBe '};' describe "when text is selected", -> describe "when the selection does not span multiple lines", -> it "joins the line below with the current line separated by a space and retains the selected text", -> editor.setSelectedBufferRange([[0, 1], [0, 3]]) editor.joinLines() expect(editor.lineForBufferRow(0)).toBe 'var quicksort = function () { var sort = function(items) {' expect(editor.getSelectedBufferRange()).toEqual [[0, 1], [0, 3]] describe "when the selection spans multiple lines", -> it "joins all selected lines separated by a space and retains the selected text", -> editor.setSelectedBufferRange([[9, 3], [12, 1]]) editor.joinLines() expect(editor.lineForBufferRow(9)).toBe ' }; return sort(Array.apply(this, arguments)); };' expect(editor.getSelectedBufferRange()).toEqual [[9, 3], [9, 49]] describe ".duplicateLines()", -> it "for each selection, duplicates all buffer lines intersected by the selection", -> editor.foldBufferRow(4) editor.setCursorBufferPosition([2, 5]) editor.addSelectionForBufferRange([[3, 0], [8, 0]], preserveFolds: true) editor.duplicateLines() expect(editor.getTextInBufferRange([[2, 0], [13, 5]])).toBe """ \ if (items.length <= 1) return items; if (items.length <= 1) return items; var pivot = items.shift(), current, left = [], right = []; while(items.length > 0) { current = items.shift(); current < pivot ? left.push(current) : right.push(current); } var pivot = items.shift(), current, left = [], right = []; while(items.length > 0) { current = items.shift(); current < pivot ? left.push(current) : right.push(current); } """ expect(editor.getSelectedBufferRanges()).toEqual [[[3, 5], [3, 5]], [[9, 0], [14, 0]]] # folds are also duplicated expect(editor.lineForScreenRow(5).fold).toBeDefined() expect(editor.lineForScreenRow(7).fold).toBeDefined() expect(editor.lineForScreenRow(7).text).toBe " while(items.length > 0) {" expect(editor.lineForScreenRow(8).text).toBe " return sort(left).concat(pivot).concat(sort(right));" it "duplicates all folded lines for empty selections on folded lines", -> editor.foldBufferRow(4) editor.setCursorBufferPosition([4, 0]) editor.duplicateLines() expect(editor.getTextInBufferRange([[2, 0], [11, 5]])).toBe """ \ if (items.length <= 1) return items; var pivot = items.shift(), current, left = [], right = []; while(items.length > 0) { current = items.shift(); current < pivot ? left.push(current) : right.push(current); } while(items.length > 0) { current = items.shift(); current < pivot ? left.push(current) : right.push(current); } """ expect(editor.getSelectedBufferRange()).toEqual [[8, 0], [8, 0]] it "can duplicate the last line of the buffer", -> editor.setSelectedBufferRange([[11, 0], [12, 2]]) editor.duplicateLines() expect(editor.getTextInBufferRange([[11, 0], [14, 2]])).toBe """ \ return sort(Array.apply(this, arguments)); }; return sort(Array.apply(this, arguments)); }; """ expect(editor.getSelectedBufferRange()).toEqual [[13, 0], [14, 2]] describe ".shouldPromptToSave()", -> it "returns false when an edit session's buffer is in use by more than one session", -> jasmine.unspy(editor, 'shouldPromptToSave') expect(editor.shouldPromptToSave()).toBeFalsy() buffer.setText('changed') expect(editor.shouldPromptToSave()).toBeTruthy() editor2 = null waitsForPromise -> atom.project.open('sample.js', autoIndent: false).then (o) -> editor2 = o runs -> expect(editor.shouldPromptToSave()).toBeFalsy() editor2.destroy() expect(editor.shouldPromptToSave()).toBeTruthy() describe "when the edit session contains surrogate pair characters", -> it "correctly backspaces over them", -> editor.setText('\uD835\uDF97\uD835\uDF97\uD835\uDF97') editor.moveToBottom() editor.backspace() expect(editor.getText()).toBe '\uD835\uDF97\uD835\uDF97' editor.backspace() expect(editor.getText()).toBe '\uD835\uDF97' editor.backspace() expect(editor.getText()).toBe '' it "correctly deletes over them", -> editor.setText('\uD835\uDF97\uD835\uDF97\uD835\uDF97') editor.moveToTop() editor.delete() expect(editor.getText()).toBe '\uD835\uDF97\uD835\uDF97' editor.delete() expect(editor.getText()).toBe '\uD835\uDF97' editor.delete() expect(editor.getText()).toBe '' it "correctly moves over them", -> editor.setText('\uD835\uDF97\uD835\uDF97\uD835\uDF97\n') editor.moveToTop() editor.moveRight() expect(editor.getCursorBufferPosition()).toEqual [0, 2] editor.moveRight() expect(editor.getCursorBufferPosition()).toEqual [0, 4] editor.moveRight() expect(editor.getCursorBufferPosition()).toEqual [0, 6] editor.moveRight() expect(editor.getCursorBufferPosition()).toEqual [1, 0] editor.moveLeft() expect(editor.getCursorBufferPosition()).toEqual [0, 6] editor.moveLeft() expect(editor.getCursorBufferPosition()).toEqual [0, 4] editor.moveLeft() expect(editor.getCursorBufferPosition()).toEqual [0, 2] editor.moveLeft() expect(editor.getCursorBufferPosition()).toEqual [0, 0] describe ".setIndentationForBufferRow", -> describe "when the editor uses soft tabs but the row has hard tabs", -> it "only replaces whitespace charachters", -> editor.setSoftWrap(true) editor.setText("\t1\n\t2") editor.setCursorBufferPosition([0, 0]) editor.setIndentationForBufferRow(0, 2) expect(editor.getText()).toBe(" 1\n\t2") describe "when the indentation level is a non-integer", -> it "does not throw an exception", -> editor.setSoftWrap(true) editor.setText("\t1\n\t2") editor.setCursorBufferPosition([0, 0]) editor.setIndentationForBufferRow(0, 2.1) expect(editor.getText()).toBe(" 1\n\t2") describe ".reloadGrammar()", -> beforeEach -> waitsForPromise -> atom.packages.activatePackage('language-coffee-script') it "updates the grammar based on grammar overrides", -> expect(editor.getGrammar().name).toBe 'JavaScript' atom.syntax.setGrammarOverrideForPath(editor.getPath(), 'source.coffee') editor.reloadGrammar() expect(editor.getGrammar().name).toBe 'CoffeeScript' describe "when the editor's grammar has an injection selector", -> beforeEach -> waitsForPromise -> atom.packages.activatePackage('language-text') waitsForPromise -> atom.packages.activatePackage('language-javascript') it "includes the grammar's patterns when the selector matches the current scope in other grammars", -> waitsForPromise -> atom.packages.activatePackage('language-hyperlink') runs -> grammar = atom.syntax.selectGrammar("text.js") {tokens} = grammar.tokenizeLine("var i; // http://github.com") expect(tokens[0].value).toBe "var" expect(tokens[0].scopes).toEqual ["source.js", "storage.modifier.js"] expect(tokens[6].value).toBe "http://github.com" expect(tokens[6].scopes).toEqual ["source.js", "comment.line.double-slash.js", "markup.underline.link.http.hyperlink"] describe "when the grammar is added", -> it "retokenizes existing buffers that contain tokens that match the injection selector", -> waitsForPromise -> atom.workspace.open('sample.js').then (o) -> editor = o runs -> editor.setText("// http://github.com") {tokens} = editor.lineForScreenRow(0) expect(tokens[1].value).toBe " http://github.com" expect(tokens[1].scopes).toEqual ["source.js", "comment.line.double-slash.js"] waitsForPromise -> atom.packages.activatePackage('language-hyperlink') runs -> {tokens} = editor.lineForScreenRow(0) expect(tokens[2].value).toBe "http://github.com" expect(tokens[2].scopes).toEqual ["source.js", "comment.line.double-slash.js", "markup.underline.link.http.hyperlink"] describe "when the grammar is updated", -> it "retokenizes existing buffers that contain tokens that match the injection selector", -> waitsForPromise -> atom.workspace.open('sample.js').then (o) -> editor = o runs -> editor.setText("// SELECT * FROM OCTOCATS") {tokens} = editor.lineForScreenRow(0) expect(tokens[1].value).toBe " SELECT * FROM OCTOCATS" expect(tokens[1].scopes).toEqual ["source.js", "comment.line.double-slash.js"] waitsForPromise -> atom.packages.activatePackage('package-with-injection-selector') runs -> {tokens} = editor.lineForScreenRow(0) expect(tokens[1].value).toBe " SELECT * FROM OCTOCATS" expect(tokens[1].scopes).toEqual ["source.js", "comment.line.double-slash.js"] waitsForPromise -> atom.packages.activatePackage('language-sql') runs -> {tokens} = editor.lineForScreenRow(0) expect(tokens[2].value).toBe "SELECT" expect(tokens[2].scopes).toEqual ["source.js", "comment.line.double-slash.js", "keyword.other.DML.sql"] describe ".normalizeTabsInBufferRange()", -> it "normalizes tabs depending on the editor's soft tab/tab length settings", -> editor.setTabLength(1) editor.setSoftTabs(true) editor.setText('\t\t\t') editor.normalizeTabsInBufferRange([[0, 0], [0, 1]]) expect(editor.getText()).toBe ' \t\t' editor.setTabLength(2) editor.normalizeTabsInBufferRange([[0, 0], [Infinity, Infinity]]) expect(editor.getText()).toBe ' ' editor.setSoftTabs(false) editor.normalizeTabsInBufferRange([[0, 0], [Infinity, Infinity]]) expect(editor.getText()).toBe ' ' describe ".scrollToCursorPosition()", -> it "scrolls the last cursor into view, centering around the cursor if possible and the 'center' option isn't false", -> editor.setCursorScreenPosition([8, 8]) editor.setLineHeightInPixels(10) editor.setDefaultCharWidth(10) editor.setHeight(60) editor.setWidth(50) editor.setHorizontalScrollbarHeight(0) expect(editor.getScrollTop()).toBe 0 expect(editor.getScrollLeft()).toBe 0 editor.scrollToCursorPosition() expect(editor.getScrollTop()).toBe (8.5 * 10) - 30 expect(editor.getScrollBottom()).toBe (8.5 * 10) + 30 expect(editor.getScrollRight()).toBe (9 + editor.getHorizontalScrollMargin()) * 10 editor.setScrollTop(0) editor.scrollToCursorPosition(center: false) expect(editor.getScrollBottom()).toBe (9 + editor.getVerticalScrollMargin()) * 10 describe ".pageUp/Down()", -> it "scrolls one screen height up or down and moves the cursor one page length", -> editor.manageScrollPosition = true editor.setLineHeightInPixels(10) editor.setHeight(50) expect(editor.getScrollHeight()).toBe 130 expect(editor.getCursorBufferPosition().row).toBe 0 editor.pageDown() expect(editor.getScrollTop()).toBe 50 expect(editor.getCursorBufferPosition().row).toBe 5 editor.pageDown() expect(editor.getScrollTop()).toBe 80 expect(editor.getCursorBufferPosition().row).toBe 10 editor.pageUp() expect(editor.getScrollTop()).toBe 30 expect(editor.getCursorBufferPosition().row).toBe 5 editor.pageUp() expect(editor.getScrollTop()).toBe 0 expect(editor.getCursorBufferPosition().row).toBe 0 describe ".selectPageUp/Down()", -> it "selects one screen height of text up or down", -> editor.manageScrollPosition = true editor.setLineHeightInPixels(10) editor.setHeight(50) expect(editor.getScrollHeight()).toBe 130 expect(editor.getCursorBufferPosition().row).toBe 0 editor.selectPageDown() expect(editor.getScrollTop()).toBe 30 expect(editor.getSelectedBufferRanges()).toEqual [[[0,0], [5,0]]] editor.selectPageDown() expect(editor.getScrollTop()).toBe 80 expect(editor.getSelectedBufferRanges()).toEqual [[[0,0], [10,0]]] editor.selectPageDown() expect(editor.getScrollTop()).toBe 80 expect(editor.getSelectedBufferRanges()).toEqual [[[0,0], [12,2]]] editor.moveToBottom() editor.selectPageUp() expect(editor.getScrollTop()).toBe 50 expect(editor.getSelectedBufferRanges()).toEqual [[[7,0], [12,2]]] editor.selectPageUp() expect(editor.getScrollTop()).toBe 0 expect(editor.getSelectedBufferRanges()).toEqual [[[2,0], [12,2]]] editor.selectPageUp() expect(editor.getScrollTop()).toBe 0 expect(editor.getSelectedBufferRanges()).toEqual [[[0,0], [12,2]]]