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Ensure custom gutters work properly

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Antonio Scandurra
2015-12-03 15:05:14 +01:00
parent e23af02606
commit 5f6f99259e
1 changed files with 48 additions and 0 deletions
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48
spec/text-editor-presenter-spec.coffee
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@@ -2978,6 +2978,54 @@ describe "TextEditorPresenter", ->
expect(decorationState[decoration1.id]).toBeUndefined()
expect(decorationState[decoration3.id].top).toBeDefined()
it "updates when block decorations are added, changed or removed", ->
# block decoration before decoration1
blockDecoration1 = editor.addBlockDecorationForScreenRow(0)
presenter.setBlockDecorationDimensions(blockDecoration1, 0, 3)
# block decoration between decoration1 and decoration2
blockDecoration2 = editor.addBlockDecorationForScreenRow(3)
presenter.setBlockDecorationDimensions(blockDecoration2, 0, 5)
# block decoration between decoration2 and decoration3
blockDecoration3 = editor.addBlockDecorationForScreenRow(10)
presenter.setBlockDecorationDimensions(blockDecoration3, 0, 7)
decorationState = getContentForGutterWithName(presenter, 'test-gutter')
expect(decorationState[decoration1.id].top).toBe lineHeight * marker1.getScreenRange().start.row
expect(decorationState[decoration1.id].height).toBe lineHeight * marker1.getScreenRange().getRowCount() + 3
expect(decorationState[decoration1.id].item).toBe decorationItem
expect(decorationState[decoration1.id].class).toBe 'test-class'
expect(decorationState[decoration2.id].top).toBe lineHeight * marker2.getScreenRange().start.row + 3 + 5
expect(decorationState[decoration2.id].height).toBe lineHeight * marker2.getScreenRange().getRowCount() + 7
expect(decorationState[decoration2.id].item).toBe decorationItem
expect(decorationState[decoration2.id].class).toBe 'test-class'
expect(decorationState[decoration3.id]).toBeUndefined()
presenter.setScrollTop(scrollTop + lineHeight * 5)
decorationState = getContentForGutterWithName(presenter, 'test-gutter')
expect(decorationState[decoration1.id]).toBeUndefined()
expect(decorationState[decoration2.id].top).toBe lineHeight * marker2.getScreenRange().start.row + 3 + 5
expect(decorationState[decoration2.id].height).toBe lineHeight * marker2.getScreenRange().getRowCount() + 7
expect(decorationState[decoration2.id].item).toBe decorationItem
expect(decorationState[decoration2.id].class).toBe 'test-class'
expect(decorationState[decoration3.id].top).toBe lineHeight * marker3.getScreenRange().start.row + 3 + 5 + 7
expect(decorationState[decoration3.id].height).toBe lineHeight * marker3.getScreenRange().getRowCount()
expect(decorationState[decoration3.id].item).toBe decorationItem
expect(decorationState[decoration3.id].class).toBe 'test-class'
waitsForStateToUpdate presenter, -> blockDecoration1.destroy()
runs ->
decorationState = getContentForGutterWithName(presenter, 'test-gutter')
expect(decorationState[decoration1.id]).toBeUndefined()
expect(decorationState[decoration2.id].top).toBe lineHeight * marker2.getScreenRange().start.row + 5
expect(decorationState[decoration2.id].height).toBe lineHeight * marker2.getScreenRange().getRowCount() + 7
expect(decorationState[decoration2.id].item).toBe decorationItem
expect(decorationState[decoration2.id].class).toBe 'test-class'
expect(decorationState[decoration3.id].top).toBe lineHeight * marker3.getScreenRange().start.row + 5 + 7
expect(decorationState[decoration3.id].height).toBe lineHeight * marker3.getScreenRange().getRowCount()
expect(decorationState[decoration3.id].item).toBe decorationItem
expect(decorationState[decoration3.id].class).toBe 'test-class'
it "updates when ::scrollTop changes", ->
# This update will scroll decoration1 out of view, and decoration3 into view.
expectStateUpdate presenter, -> presenter.setScrollTop(scrollTop + lineHeight * 5)