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Add a spec that corrupts the row map by partially editing a fold

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Nathan Sobo
2014-02-27 19:31:23 -08:00
parent d660e9a066
commit 83dc1c76ef
1 changed files with 6 additions and 0 deletions
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6
spec/display-buffer-spec.coffee
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@@ -460,6 +460,12 @@ describe "DisplayBuffer", ->
expect(changeHandler).toHaveBeenCalledWith(start: 3, end: 3, screenDelta: 1, bufferDelta: 1)
describe "when the change starts at the beginning of a fold but does not extend to the end (regression)", ->
it "preserves a proper mapping between buffer and screen coordinates", ->
expect(displayBuffer.screenPositionForBufferPosition([8, 0])).toEqual [4, 0]
buffer.setTextInRange([[2, 0], [3, 0]], "\n")
expect(displayBuffer.screenPositionForBufferPosition([8, 0])).toEqual [4, 0]
describe "position translation", ->
it "translates positions to account for folded lines and characters and the placeholder", ->
fold = displayBuffer.createFold(4, 7)