mirror of
https://github.com/pulsar-edit/pulsar.git
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253 lines
12 KiB
CoffeeScript
253 lines
12 KiB
CoffeeScript
Project = require 'project'
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Buffer = require 'buffer'
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EditSession = require 'edit-session'
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describe "LanguageMode", ->
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[editSession, buffer, languageMode] = []
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afterEach ->
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editSession.destroy()
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describe "common behavior", ->
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beforeEach ->
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editSession = fixturesProject.buildEditSessionForPath('sample.js', autoIndent: false)
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{ buffer, languageMode } = editSession
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describe "language detection", ->
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it "uses the file name as the file type if it has no extension", ->
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jsEditSession = fixturesProject.buildEditSessionForPath('js', autoIndent: false)
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expect(jsEditSession.languageMode.grammar.name).toBe "JavaScript"
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jsEditSession.destroy()
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describe "bracket insertion", ->
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beforeEach ->
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editSession.buffer.setText("")
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describe "when more than one charachter is inserted", ->
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it "does not insert a matching bracket", ->
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editSession.insertText("woah(")
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expect(editSession.buffer.getText()).toBe "woah("
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describe "when there is a word charachter after the cursor", ->
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it "does not insert a matching bracket", ->
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editSession.buffer.setText("ab")
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editSession.setCursorBufferPosition([0, 1])
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editSession.insertText("(")
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expect(editSession.buffer.getText()).toBe "a(b"
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describe "when there are multiple cursors", ->
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it "inserts ) at each cursor", ->
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editSession.buffer.setText("()\nab\n[]\n12")
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editSession.setCursorBufferPosition([3, 1])
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editSession.addCursorAtBufferPosition([2, 1])
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editSession.addCursorAtBufferPosition([1, 1])
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editSession.addCursorAtBufferPosition([0, 1])
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editSession.insertText ')'
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expect(editSession.buffer.getText()).toBe "())\na)b\n[)]\n1)2"
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describe "when there is a non-word characher after the cursor", ->
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it "inserts a closing bracket after an opening bracket is inserted", ->
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editSession.buffer.setText("}")
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editSession.setCursorBufferPosition([0, 0])
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editSession.insertText '{'
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expect(buffer.lineForRow(0)).toBe "{}}"
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expect(editSession.getCursorBufferPosition()).toEqual([0,1])
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describe "when the cursor is at the end of the line", ->
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it "inserts a closing bracket after an opening bracket is inserted", ->
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editSession.buffer.setText("")
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editSession.insertText '{'
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expect(buffer.lineForRow(0)).toBe "{}"
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expect(editSession.getCursorBufferPosition()).toEqual([0,1])
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editSession.buffer.setText("")
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editSession.insertText '('
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expect(buffer.lineForRow(0)).toBe "()"
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expect(editSession.getCursorBufferPosition()).toEqual([0,1])
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editSession.buffer.setText("")
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editSession.insertText '['
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expect(buffer.lineForRow(0)).toBe "[]"
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expect(editSession.getCursorBufferPosition()).toEqual([0,1])
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editSession.buffer.setText("")
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editSession.insertText '"'
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expect(buffer.lineForRow(0)).toBe '""'
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expect(editSession.getCursorBufferPosition()).toEqual([0,1])
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editSession.buffer.setText("")
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editSession.insertText "'"
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expect(buffer.lineForRow(0)).toBe "''"
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expect(editSession.getCursorBufferPosition()).toEqual([0,1])
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describe "when the cursor is on a closing bracket and a closing bracket is inserted", ->
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describe "when the closing bracket was there previously", ->
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it "inserts a closing bracket", ->
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editSession.insertText '()x'
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editSession.setCursorBufferPosition([0, 1])
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editSession.insertText ')'
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expect(buffer.lineForRow(0)).toBe "())x"
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expect(editSession.getCursorBufferPosition().column).toBe 2
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describe "when the closing bracket was automatically inserted from inserting an opening bracket", ->
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it "only moves cursor over the closing bracket one time", ->
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editSession.insertText '('
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expect(buffer.lineForRow(0)).toBe "()"
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editSession.setCursorBufferPosition([0, 1])
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editSession.insertText ')'
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expect(buffer.lineForRow(0)).toBe "()"
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expect(editSession.getCursorBufferPosition()).toEqual [0, 2]
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editSession.setCursorBufferPosition([0, 1])
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editSession.insertText ')'
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expect(buffer.lineForRow(0)).toBe "())"
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expect(editSession.getCursorBufferPosition()).toEqual [0, 2]
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it "moves cursor over the closing bracket after other text is inserted", ->
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editSession.insertText '('
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editSession.insertText 'ok cool'
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expect(buffer.lineForRow(0)).toBe "(ok cool)"
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editSession.setCursorBufferPosition([0, 8])
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editSession.insertText ')'
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expect(buffer.lineForRow(0)).toBe "(ok cool)"
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expect(editSession.getCursorBufferPosition()).toEqual [0, 9]
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it "works with nested brackets", ->
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editSession.insertText '('
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editSession.insertText '1'
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editSession.insertText '('
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editSession.insertText '2'
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expect(buffer.lineForRow(0)).toBe "(1(2))"
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editSession.setCursorBufferPosition([0, 4])
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editSession.insertText ')'
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expect(buffer.lineForRow(0)).toBe "(1(2))"
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expect(editSession.getCursorBufferPosition()).toEqual [0, 5]
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editSession.insertText ')'
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expect(buffer.lineForRow(0)).toBe "(1(2))"
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expect(editSession.getCursorBufferPosition()).toEqual [0, 6]
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it "works with mixed brackets", ->
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editSession.insertText '('
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editSession.insertText '}'
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expect(buffer.lineForRow(0)).toBe "(})"
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editSession.insertText ')'
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expect(buffer.lineForRow(0)).toBe "(})"
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expect(editSession.getCursorBufferPosition()).toEqual [0, 3]
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it "closes brackets with the same begin/end character correctly", ->
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editSession.insertText '"'
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editSession.insertText 'ok'
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expect(buffer.lineForRow(0)).toBe '"ok"'
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expect(editSession.getCursorBufferPosition()).toEqual [0, 3]
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editSession.insertText '"'
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expect(buffer.lineForRow(0)).toBe '"ok"'
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expect(editSession.getCursorBufferPosition()).toEqual [0, 4]
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describe "when inserting a quote", ->
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describe "when a word charachter is before the cursor", ->
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it "does not automatically insert closing quote", ->
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editSession.buffer.setText("abc")
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editSession.setCursorBufferPosition([0, 3])
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editSession.insertText '"'
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expect(buffer.lineForRow(0)).toBe "abc\""
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editSession.buffer.setText("abc")
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editSession.setCursorBufferPosition([0, 3])
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editSession.insertText '\''
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expect(buffer.lineForRow(0)).toBe "abc\'"
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describe "when a non word charachter is before the cursor", ->
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it "automatically insert closing quote", ->
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editSession.buffer.setText("ab@")
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editSession.setCursorBufferPosition([0, 3])
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editSession.insertText '"'
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expect(buffer.lineForRow(0)).toBe "ab@\"\""
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expect(editSession.getCursorBufferPosition()).toEqual [0, 4]
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describe "when the cursor is on an empty line", ->
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it "automatically insert closing quote", ->
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editSession.buffer.setText("")
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editSession.setCursorBufferPosition([0, 0])
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editSession.insertText '"'
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expect(buffer.lineForRow(0)).toBe "\"\""
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expect(editSession.getCursorBufferPosition()).toEqual [0, 1]
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describe "javascript", ->
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beforeEach ->
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editSession = fixturesProject.buildEditSessionForPath('sample.js', autoIndent: false)
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{ buffer, languageMode } = editSession
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describe ".toggleLineCommentsForBufferRows(start, end)", ->
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it "comments/uncomments lines in the given range", ->
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languageMode.toggleLineCommentsForBufferRows(4, 7)
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expect(buffer.lineForRow(4)).toBe "// while(items.length > 0) {"
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expect(buffer.lineForRow(5)).toBe "// current = items.shift();"
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expect(buffer.lineForRow(6)).toBe "// current < pivot ? left.push(current) : right.push(current);"
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expect(buffer.lineForRow(7)).toBe "// }"
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languageMode.toggleLineCommentsForBufferRows(4, 5)
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expect(buffer.lineForRow(4)).toBe " while(items.length > 0) {"
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expect(buffer.lineForRow(5)).toBe " current = items.shift();"
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expect(buffer.lineForRow(6)).toBe "// current < pivot ? left.push(current) : right.push(current);"
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expect(buffer.lineForRow(7)).toBe "// }"
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describe "fold suggestion", ->
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describe ".doesBufferRowStartFold(bufferRow)", ->
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it "returns true only when the buffer row starts a foldable region", ->
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expect(languageMode.doesBufferRowStartFold(0)).toBeTruthy()
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expect(languageMode.doesBufferRowStartFold(1)).toBeTruthy()
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expect(languageMode.doesBufferRowStartFold(2)).toBeFalsy()
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expect(languageMode.doesBufferRowStartFold(3)).toBeFalsy()
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describe ".rowRangeForFoldAtBufferRow(bufferRow)", ->
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it "returns the start/end rows of the foldable region starting at the given row", ->
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expect(languageMode.rowRangeForFoldAtBufferRow(0)).toEqual [0, 12]
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expect(languageMode.rowRangeForFoldAtBufferRow(1)).toEqual [1, 9]
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expect(languageMode.rowRangeForFoldAtBufferRow(2)).toBeNull()
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expect(languageMode.rowRangeForFoldAtBufferRow(4)).toEqual [4, 7]
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describe "suggestedIndentForBufferRow", ->
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it "returns the suggested indentation based on auto-indent/outdent rules", ->
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expect(languageMode.suggestedIndentForBufferRow(0)).toBe 0
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expect(languageMode.suggestedIndentForBufferRow(1)).toBe 1
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expect(languageMode.suggestedIndentForBufferRow(2)).toBe 2
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expect(languageMode.suggestedIndentForBufferRow(9)).toBe 1
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describe "coffeescript", ->
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beforeEach ->
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editSession = fixturesProject.buildEditSessionForPath('coffee.coffee', autoIndent: false)
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{ buffer, languageMode } = editSession
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describe ".toggleLineCommentsForBufferRows(start, end)", ->
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it "comments/uncomments lines in the given range", ->
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languageMode.toggleLineCommentsForBufferRows(4, 7)
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expect(buffer.lineForRow(4)).toBe "# pivot = items.shift()"
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expect(buffer.lineForRow(5)).toBe "# left = []"
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expect(buffer.lineForRow(6)).toBe "# right = []"
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expect(buffer.lineForRow(7)).toBe "# "
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languageMode.toggleLineCommentsForBufferRows(4, 5)
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expect(buffer.lineForRow(4)).toBe " pivot = items.shift()"
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expect(buffer.lineForRow(5)).toBe " left = []"
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expect(buffer.lineForRow(6)).toBe "# right = []"
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expect(buffer.lineForRow(7)).toBe "# "
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describe "fold suggestion", ->
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describe ".doesBufferRowStartFold(bufferRow)", ->
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it "returns true only when the buffer row starts a foldable region", ->
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expect(languageMode.doesBufferRowStartFold(0)).toBeTruthy()
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expect(languageMode.doesBufferRowStartFold(1)).toBeTruthy()
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expect(languageMode.doesBufferRowStartFold(2)).toBeFalsy()
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expect(languageMode.doesBufferRowStartFold(3)).toBeFalsy()
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expect(languageMode.doesBufferRowStartFold(19)).toBeTruthy()
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describe ".rowRangeForFoldAtBufferRow(bufferRow)", ->
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it "returns the start/end rows of the foldable region starting at the given row", ->
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expect(languageMode.rowRangeForFoldAtBufferRow(0)).toEqual [0, 20]
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expect(languageMode.rowRangeForFoldAtBufferRow(1)).toEqual [1, 17]
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expect(languageMode.rowRangeForFoldAtBufferRow(2)).toBeNull()
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expect(languageMode.rowRangeForFoldAtBufferRow(19)).toEqual [19, 20]
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