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Do not remove invisible decorations on ::mouseWheelScreenRow

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This commit is contained in:
Antonio Scandurra
2015-12-03 15:45:47 +01:00
parent f6688b6d71
commit 555d77afa6
3 changed files with 23 additions and 3 deletions
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19
spec/text-editor-presenter-spec.coffee
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@@ -2103,6 +2103,25 @@ describe "TextEditorPresenter", ->
stateForBlockDecoration = (presenter, decoration) ->
presenter.getState().content.blockDecorations[decoration.id]
it "contains state for measured block decorations that are not visible when they are on ::mouseWheelScreenRow", ->
blockDecoration1 = editor.addBlockDecorationForScreenRow(0, null)
presenter = buildPresenter(explicitHeight: 30, lineHeight: 10, tileSize: 2, scrollTop: 0, stoppedScrollingDelay: 200)
presenter.getState() # flush pending state
presenter.setBlockDecorationDimensions(blockDecoration1, 0, 0)
presenter.setScrollTop(100)
presenter.setMouseWheelScreenRow(0)
expectValues stateForBlockDecoration(presenter, blockDecoration1), {
decoration: blockDecoration1
screenRow: 0
isVisible: true
}
advanceClock(presenter.stoppedScrollingDelay)
expect(stateForBlockDecoration(presenter, blockDecoration1)).toBeUndefined()
it "contains state for block decorations, indicating the screen row they belong to both initially and when their markers move", ->
item = {}
blockDecoration1 = editor.addBlockDecorationForScreenRow(0, item)