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73 lines
2.7 KiB
CoffeeScript
73 lines
2.7 KiB
CoffeeScript
TextEditor = require '../src/text-editor'
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describe "Selection", ->
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[buffer, editor, selection] = []
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beforeEach ->
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buffer = atom.project.bufferForPathSync('sample.js')
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editor = new TextEditor(buffer: buffer, tabLength: 2)
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selection = editor.getLastSelection()
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afterEach ->
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buffer.destroy()
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describe ".deleteSelectedText()", ->
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describe "when nothing is selected", ->
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it "deletes nothing", ->
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selection.setBufferRange [[0, 3], [0, 3]]
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selection.deleteSelectedText()
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expect(buffer.lineForRow(0)).toBe "var quicksort = function () {"
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describe "when one line is selected", ->
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it "deletes selected text and clears the selection", ->
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selection.setBufferRange [[0, 4], [0, 14]]
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selection.deleteSelectedText()
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expect(buffer.lineForRow(0)).toBe "var = function () {"
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endOfLine = buffer.lineForRow(0).length
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selection.setBufferRange [[0, 0], [0, endOfLine]]
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selection.deleteSelectedText()
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expect(buffer.lineForRow(0)).toBe ""
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expect(selection.isEmpty()).toBeTruthy()
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describe "when multiple lines are selected", ->
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it "deletes selected text and clears the selection", ->
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selection.setBufferRange [[0, 1], [2, 39]]
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selection.deleteSelectedText()
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expect(buffer.lineForRow(0)).toBe "v;"
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expect(selection.isEmpty()).toBeTruthy()
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describe "when the cursor precedes the tail", ->
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it "deletes selected text and clears the selection", ->
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selection.cursor.setScreenPosition [0, 13]
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selection.selectToScreenPosition [0, 4]
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selection.delete()
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expect(buffer.lineForRow(0)).toBe "var = function () {"
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expect(selection.isEmpty()).toBeTruthy()
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describe ".isReversed()", ->
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it "returns true if the cursor precedes the tail", ->
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selection.cursor.setScreenPosition([0, 20])
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selection.selectToScreenPosition([0, 10])
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expect(selection.isReversed()).toBeTruthy()
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selection.selectToScreenPosition([0, 25])
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expect(selection.isReversed()).toBeFalsy()
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describe "when only the selection's tail is moved (regression)", ->
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it "notifies ::onDidChangeRange observers", ->
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selection.setBufferRange([[2, 0], [2, 10]], reversed: true)
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changeScreenRangeHandler = jasmine.createSpy('changeScreenRangeHandler')
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selection.onDidChangeRange changeScreenRangeHandler
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buffer.insert([2, 5], 'abc')
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expect(changeScreenRangeHandler).toHaveBeenCalled()
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describe "when the selection is destroyed", ->
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it "destroys its marker", ->
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selection.setBufferRange([[2, 0], [2, 10]])
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selection.destroy()
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expect(selection.marker.isDestroyed()).toBeTruthy()
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