mirror of
https://github.com/pulsar-edit/pulsar.git
synced 2024-11-10 18:24:09 +03:00
389 lines
17 KiB
CoffeeScript
389 lines
17 KiB
CoffeeScript
describe "LanguageMode", ->
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[editor, buffer, languageMode] = []
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afterEach ->
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editor.destroy()
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describe "javascript", ->
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beforeEach ->
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editor = atom.project.openSync('sample.js', autoIndent: false)
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{buffer, languageMode} = editor
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waitsForPromise ->
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atom.packages.activatePackage('language-javascript')
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describe ".minIndentLevelForRowRange(startRow, endRow)", ->
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it "returns the minimum indent level for the given row range", ->
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expect(languageMode.minIndentLevelForRowRange(4, 7)).toBe 2
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expect(languageMode.minIndentLevelForRowRange(5, 7)).toBe 2
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expect(languageMode.minIndentLevelForRowRange(5, 6)).toBe 3
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expect(languageMode.minIndentLevelForRowRange(9, 11)).toBe 1
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expect(languageMode.minIndentLevelForRowRange(10, 10)).toBe 0
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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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buffer.setText('\tvar i;')
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languageMode.toggleLineCommentsForBufferRows(0, 0)
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expect(buffer.lineForRow(0)).toBe "\t// var i;"
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buffer.setText('var i;')
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languageMode.toggleLineCommentsForBufferRows(0, 0)
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expect(buffer.lineForRow(0)).toBe "// var i;"
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buffer.setText(' var i;')
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languageMode.toggleLineCommentsForBufferRows(0, 0)
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expect(buffer.lineForRow(0)).toBe " // var i;"
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describe ".rowRangeForCodeFoldAtBufferRow(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.rowRangeForCodeFoldAtBufferRow(0)).toEqual [0, 12]
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expect(languageMode.rowRangeForCodeFoldAtBufferRow(1)).toEqual [1, 9]
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expect(languageMode.rowRangeForCodeFoldAtBufferRow(2)).toBeNull()
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expect(languageMode.rowRangeForCodeFoldAtBufferRow(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 "rowRangeForParagraphAtBufferRow", ->
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describe "with code and comments", ->
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beforeEach ->
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buffer.setText '''
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var quicksort = function () {
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/* Single line comment block */
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var sort = function(items) {};
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/*
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A multiline
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comment is here
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*/
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var sort = function(items) {};
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// A comment
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//
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// Multiple comment
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// lines
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var sort = function(items) {};
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// comment line after fn
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};
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'''
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it "will limit paragraph range to comments", ->
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range = languageMode.rowRangeForParagraphAtBufferRow(0)
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expect(range).toEqual [[0,0], [0,29]]
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range = languageMode.rowRangeForParagraphAtBufferRow(10)
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expect(range).toEqual [[10,0], [10,14]]
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range = languageMode.rowRangeForParagraphAtBufferRow(11)
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expect(range).toBeFalsy()
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range = languageMode.rowRangeForParagraphAtBufferRow(12)
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expect(range).toEqual [[12,0], [13,10]]
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range = languageMode.rowRangeForParagraphAtBufferRow(14)
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expect(range).toEqual [[14,0], [14,32]]
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range = languageMode.rowRangeForParagraphAtBufferRow(15)
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expect(range).toEqual [[15,0], [15,26]]
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describe "coffeescript", ->
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beforeEach ->
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editor = atom.project.openSync('coffee.coffee', autoIndent: false)
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{buffer, languageMode} = editor
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waitsForPromise ->
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atom.packages.activatePackage('language-coffee-script')
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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, 6)
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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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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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it "comments/uncomments lines when empty line", ->
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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 ".isFoldableAtBufferRow(bufferRow)", ->
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it "returns true only when the buffer row starts a foldable region", ->
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expect(languageMode.isFoldableAtBufferRow(0)).toBeTruthy()
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expect(languageMode.isFoldableAtBufferRow(1)).toBeTruthy()
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expect(languageMode.isFoldableAtBufferRow(2)).toBeFalsy()
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expect(languageMode.isFoldableAtBufferRow(3)).toBeFalsy()
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expect(languageMode.isFoldableAtBufferRow(19)).toBeTruthy()
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describe ".rowRangeForCodeFoldAtBufferRow(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.rowRangeForCodeFoldAtBufferRow(0)).toEqual [0, 20]
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expect(languageMode.rowRangeForCodeFoldAtBufferRow(1)).toEqual [1, 17]
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expect(languageMode.rowRangeForCodeFoldAtBufferRow(2)).toBeNull()
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expect(languageMode.rowRangeForCodeFoldAtBufferRow(19)).toEqual [19, 20]
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describe "css", ->
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beforeEach ->
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editor = atom.project.openSync('css.css', autoIndent: false)
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{buffer, languageMode} = editor
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waitsForPromise ->
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atom.packages.activatePackage('language-css')
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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(0, 1)
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expect(buffer.lineForRow(0)).toBe "/*body {"
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expect(buffer.lineForRow(1)).toBe " font-size: 1234px;*/"
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expect(buffer.lineForRow(2)).toBe " width: 110%;"
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expect(buffer.lineForRow(3)).toBe " font-weight: bold !important;"
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languageMode.toggleLineCommentsForBufferRows(2, 2)
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expect(buffer.lineForRow(0)).toBe "/*body {"
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expect(buffer.lineForRow(1)).toBe " font-size: 1234px;*/"
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expect(buffer.lineForRow(2)).toBe "/* width: 110%;*/"
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expect(buffer.lineForRow(3)).toBe " font-weight: bold !important;"
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languageMode.toggleLineCommentsForBufferRows(0, 1)
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expect(buffer.lineForRow(0)).toBe "body {"
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expect(buffer.lineForRow(1)).toBe " font-size: 1234px;"
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expect(buffer.lineForRow(2)).toBe "/* width: 110%;*/"
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expect(buffer.lineForRow(3)).toBe " font-weight: bold !important;"
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it "uncomments lines with leading whitespace", ->
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buffer.change([[2, 0], [2, Infinity]], " /*width: 110%;*/")
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languageMode.toggleLineCommentsForBufferRows(2, 2)
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expect(buffer.lineForRow(2)).toBe " width: 110%;"
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it "uncomments lines with trailing whitespace", ->
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buffer.change([[2, 0], [2, Infinity]], "/*width: 110%;*/ ")
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languageMode.toggleLineCommentsForBufferRows(2, 2)
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expect(buffer.lineForRow(2)).toBe "width: 110%; "
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it "uncomments lines with leading and trailing whitespace", ->
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buffer.change([[2, 0], [2, Infinity]], " /*width: 110%;*/ ")
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languageMode.toggleLineCommentsForBufferRows(2, 2)
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expect(buffer.lineForRow(2)).toBe " width: 110%; "
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describe "less", ->
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beforeEach ->
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editor = atom.project.openSync('sample.less', autoIndent: false)
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{buffer, languageMode} = editor
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waitsForPromise ->
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atom.packages.activatePackage('language-less')
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waitsForPromise ->
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atom.packages.activatePackage('language-css')
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describe "when commenting lines", ->
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it "only uses the `commentEnd` pattern if it comes from the same grammar as the `commentStart`", ->
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languageMode.toggleLineCommentsForBufferRows(0, 0)
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expect(buffer.lineForRow(0)).toBe "// @color: #4D926F;"
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describe "folding", ->
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beforeEach ->
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editor = atom.project.openSync('sample.js', autoIndent: false)
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{buffer, languageMode} = editor
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waitsForPromise ->
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atom.packages.activatePackage('language-javascript')
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it "maintains cursor buffer position when a folding/unfolding", ->
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editor.setCursorBufferPosition([5,5])
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languageMode.foldAll()
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expect(editor.getCursorBufferPosition()).toEqual([5,5])
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describe ".unfoldAll()", ->
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it "unfolds every folded line", ->
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initialScreenLineCount = editor.getScreenLineCount()
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languageMode.foldBufferRow(0)
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languageMode.foldBufferRow(1)
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expect(editor.getScreenLineCount()).toBeLessThan initialScreenLineCount
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languageMode.unfoldAll()
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expect(editor.getScreenLineCount()).toBe initialScreenLineCount
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describe ".foldAll()", ->
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it "folds every foldable line", ->
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languageMode.foldAll()
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fold1 = editor.lineForScreenRow(0).fold
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expect([fold1.getStartRow(), fold1.getEndRow()]).toEqual [0, 12]
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fold1.destroy()
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fold2 = editor.lineForScreenRow(1).fold
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expect([fold2.getStartRow(), fold2.getEndRow()]).toEqual [1, 9]
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fold2.destroy()
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fold3 = editor.lineForScreenRow(4).fold
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expect([fold3.getStartRow(), fold3.getEndRow()]).toEqual [4, 7]
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describe ".foldBufferRow(bufferRow)", ->
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describe "when bufferRow can be folded", ->
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it "creates a fold based on the syntactic region starting at the given row", ->
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languageMode.foldBufferRow(1)
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fold = editor.lineForScreenRow(1).fold
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expect(fold.getStartRow()).toBe 1
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expect(fold.getEndRow()).toBe 9
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describe "when bufferRow can't be folded", ->
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it "searches upward for the first row that begins a syntatic region containing the given buffer row (and folds it)", ->
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languageMode.foldBufferRow(8)
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fold = editor.lineForScreenRow(1).fold
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expect(fold.getStartRow()).toBe 1
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expect(fold.getEndRow()).toBe 9
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describe "when the bufferRow is already folded", ->
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it "searches upward for the first row that begins a syntatic region containing the folded row (and folds it)", ->
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languageMode.foldBufferRow(2)
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expect(editor.lineForScreenRow(1).fold).toBeDefined()
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expect(editor.lineForScreenRow(0).fold).not.toBeDefined()
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languageMode.foldBufferRow(1)
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expect(editor.lineForScreenRow(0).fold).toBeDefined()
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describe "when the bufferRow is in a multi-line comment", ->
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it "searches upward and downward for surrounding comment lines and folds them as a single fold", ->
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buffer.insert([1,0], " //this is a comment\n // and\n //more docs\n\n//second comment")
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languageMode.foldBufferRow(1)
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fold = editor.lineForScreenRow(1).fold
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expect(fold.getStartRow()).toBe 1
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expect(fold.getEndRow()).toBe 3
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describe "when the bufferRow is a single-line comment", ->
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it "searches upward for the first row that begins a syntatic region containing the folded row (and folds it)", ->
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buffer.insert([1,0], " //this is a single line comment\n")
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languageMode.foldBufferRow(1)
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fold = editor.lineForScreenRow(0).fold
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expect(fold.getStartRow()).toBe 0
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expect(fold.getEndRow()).toBe 13
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describe ".unfoldBufferRow(bufferRow)", ->
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describe "when bufferRow can be unfolded", ->
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it "destroys a fold based on the syntactic region starting at the given row", ->
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languageMode.foldBufferRow(1)
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expect(editor.lineForScreenRow(1).fold).toBeDefined()
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languageMode.unfoldBufferRow(1)
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expect(editor.lineForScreenRow(1).fold).toBeUndefined()
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describe "when bufferRow can't be unfolded", ->
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it "does not throw an error", ->
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expect(editor.lineForScreenRow(1).fold).toBeUndefined()
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languageMode.unfoldBufferRow(1)
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expect(editor.lineForScreenRow(1).fold).toBeUndefined()
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describe ".isFoldableAtBufferRow(bufferRow)", ->
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it "returns true if the line starts a foldable row range", ->
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expect(languageMode.isFoldableAtBufferRow(0)).toBe true
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expect(languageMode.isFoldableAtBufferRow(1)).toBe true
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expect(languageMode.isFoldableAtBufferRow(2)).toBe false
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expect(languageMode.isFoldableAtBufferRow(3)).toBe false
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expect(languageMode.isFoldableAtBufferRow(4)).toBe true
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describe "folding with comments", ->
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beforeEach ->
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editor = atom.project.openSync('sample-with-comments.js', autoIndent: false)
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{buffer, languageMode} = editor
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waitsForPromise ->
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atom.packages.activatePackage('language-javascript')
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describe ".unfoldAll()", ->
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it "unfolds every folded line", ->
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initialScreenLineCount = editor.getScreenLineCount()
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languageMode.foldBufferRow(0)
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languageMode.foldBufferRow(5)
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expect(editor.getScreenLineCount()).toBeLessThan initialScreenLineCount
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languageMode.unfoldAll()
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expect(editor.getScreenLineCount()).toBe initialScreenLineCount
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describe ".foldAll()", ->
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it "folds every foldable line", ->
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languageMode.foldAll()
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fold1 = editor.lineForScreenRow(0).fold
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expect([fold1.getStartRow(), fold1.getEndRow()]).toEqual [0, 19]
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fold1.destroy()
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fold2 = editor.lineForScreenRow(1).fold
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expect([fold2.getStartRow(), fold2.getEndRow()]).toEqual [1, 4]
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fold3 = editor.lineForScreenRow(2).fold.destroy()
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fold4 = editor.lineForScreenRow(3).fold
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expect([fold4.getStartRow(), fold4.getEndRow()]).toEqual [6, 8]
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describe ".foldAllAtIndentLevel()", ->
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it "folds every foldable range at a given indentLevel", ->
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languageMode.foldAllAtIndentLevel(2)
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fold1 = editor.lineForScreenRow(6).fold
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expect([fold1.getStartRow(), fold1.getEndRow()]).toEqual [6, 8]
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fold1.destroy()
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fold2 = editor.lineForScreenRow(11).fold
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expect([fold2.getStartRow(), fold2.getEndRow()]).toEqual [11, 14]
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fold2.destroy()
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it "does not fold anything but the indentLevel", ->
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languageMode.foldAllAtIndentLevel(0)
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fold1 = editor.lineForScreenRow(0).fold
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expect([fold1.getStartRow(), fold1.getEndRow()]).toEqual [0, 19]
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fold1.destroy()
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fold2 = editor.lineForScreenRow(5).fold
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expect(fold2).toBeFalsy()
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describe ".isFoldableAtBufferRow(bufferRow)", ->
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it "returns true if the line starts a multi-line comment", ->
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expect(languageMode.isFoldableAtBufferRow(1)).toBe true
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expect(languageMode.isFoldableAtBufferRow(6)).toBe true
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expect(languageMode.isFoldableAtBufferRow(17)).toBe false
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it "does not return true for a line in the middle of a comment that's followed by an indented line", ->
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expect(languageMode.isFoldableAtBufferRow(7)).toBe false
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editor.buffer.insert([8, 0], ' ')
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expect(languageMode.isFoldableAtBufferRow(7)).toBe false
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describe "css", ->
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beforeEach ->
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editor = atom.project.openSync('css.css', autoIndent: true)
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waitsForPromise ->
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atom.packages.activatePackage('language-source')
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atom.packages.activatePackage('language-css')
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describe "suggestedIndentForBufferRow", ->
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it "does not return negative values (regression)", ->
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editor.setText('.test {\npadding: 0;\n}')
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expect(editor.suggestedIndentForBufferRow(2)).toBe 0
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