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Start porting DisplayBuffer specs

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This commit is contained in:
Antonio Scandurra
2015-09-23 10:38:07 +02:00
parent 5d42dd557a
commit 8463d5c59d
2 changed files with 18 additions and 20 deletions
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20
spec/display-buffer-spec.coffee
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@@ -47,14 +47,6 @@ describe "DisplayBuffer", ->
buffer.insert([0, 0], oneHundredLines)
expect(displayBuffer.getLineCount()).toBe 100 + originalLineCount
it "reassigns the scrollTop if it exceeds the max possible value after lines are removed", ->
displayBuffer.setHeight(50)
displayBuffer.setLineHeightInPixels(10)
displayBuffer.setScrollTop(80)
buffer.delete([[8, 0], [10, 0]])
expect(displayBuffer.getScrollTop()).toBe 60
it "updates the display buffer prior to invoking change handlers registered on the buffer", ->
buffer.onDidChange -> expect(displayBuffer2.tokenizedLineForScreenRow(0).text).toBe "testing"
displayBuffer2 = new DisplayBuffer({buffer, tabLength})
@@ -296,18 +288,6 @@ describe "DisplayBuffer", ->
displayBuffer.setEditorWidthInChars(-1)
expect(displayBuffer.editorWidthInChars).not.toBe -1
it "sets ::scrollLeft to 0 and keeps it there when soft wrapping is enabled", ->
displayBuffer.setDefaultCharWidth(10)
displayBuffer.setWidth(85)
displayBuffer.setSoftWrapped(false)
displayBuffer.setScrollLeft(Infinity)
expect(displayBuffer.getScrollLeft()).toBeGreaterThan 0
displayBuffer.setSoftWrapped(true)
expect(displayBuffer.getScrollLeft()).toBe 0
displayBuffer.setScrollLeft(10)
expect(displayBuffer.getScrollLeft()).toBe 0
describe "primitive folding", ->
beforeEach ->
displayBuffer.destroy()

18
spec/text-editor-presenter-spec.coffee
View File

@@ -365,6 +365,18 @@ describe "TextEditorPresenter", ->
expectStateUpdate presenter, -> presenter.setScrollLeft(-300)
expect(presenter.getState().horizontalScrollbar.scrollLeft).toBe 0
it "is always 0 when soft wrapping is enabled", ->
presenter = buildPresenter(scrollLeft: 0, verticalScrollbarWidth: 0, contentFrameWidth: 85, baseCharacterWidth: 10)
editor.setSoftWrapped(false)
presenter.setScrollLeft(Infinity)
expect(presenter.getState().content.scrollLeft).toBeGreaterThan 0
editor.setSoftWrapped(true)
expect(presenter.getState().content.scrollLeft).toBe 0
presenter.setScrollLeft(10)
expect(presenter.getState().content.scrollLeft).toBe 0
describe ".verticalScrollbar", ->
describe ".visible", ->
it "is true if the scrollHeight exceeds the computed client height", ->
@@ -682,6 +694,12 @@ describe "TextEditorPresenter", ->
expectStateUpdate presenter, -> presenter.setScrollTop(50)
expect(presenter.getState().content.scrollTop).toBe 50
it "reassigns the scrollTop if it exceeds the max possible value after lines are removed", ->
presenter = buildPresenter(scrollTop: 80, lineHeight: 10, explicitHeight: 50, horizontalScrollbarHeight: 0)
expect(presenter.getState().content.scrollTop).toBe(80)
buffer.deleteRows(10, 9, 8)
expect(presenter.getState().content.scrollTop).toBe(60)
it "is always rounded to the nearest integer", ->
presenter = buildPresenter(scrollTop: 10, lineHeight: 10, explicitHeight: 20)
expect(presenter.getState().content.scrollTop).toBe 10