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Add specs for margin handling

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This commit is contained in:
Ben Ogle
2015-03-31 16:20:58 -07:00
parent 0fa03f15b6
commit 01905ae55b
1 changed files with 34 additions and 4 deletions
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38
spec/text-editor-component-spec.coffee
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@@ -1384,7 +1384,7 @@ describe "TextEditorComponent", ->
afterEach ->
atom.restoreWindowDimensions()
it "slides horizontally when near the right edge", ->
it "slides horizontally left when near the right edge", ->
marker = editor.displayBuffer.markBufferRange([[0, 26], [0, 26]], invalidate: 'never')
decoration = editor.decorateMarker(marker, {type: 'overlay', item})
nextAnimationFrame()
@@ -1407,9 +1407,6 @@ describe "TextEditorComponent", ->
expect(overlay.style.left).toBe windowWidth - itemWidth + 'px'
expect(overlay.style.top).toBe position.top + editor.getLineHeightInPixels() + 'px'
it "slides horizontally right when near the left edge with margin", ->
# TODO:
it "flips vertically when near the bottom edge", ->
marker = editor.displayBuffer.markBufferRange([[4, 0], [4, 0]], invalidate: 'never')
decoration = editor.decorateMarker(marker, {type: 'overlay', item})
@@ -1429,6 +1426,39 @@ describe "TextEditorComponent", ->
expect(overlay.style.left).toBe position.left + gutterWidth + 'px'
expect(overlay.style.top).toBe position.top - itemHeight + 'px'
describe "when the overlay item has a margin", ->
itemMargin = null
beforeEach ->
itemWidth = 12 * editor.getDefaultCharWidth()
itemMargin = gutterWidth + 2 * editor.getDefaultCharWidth()
item.style.width = itemWidth + 'px'
item.style['margin-left'] = "-#{itemMargin}px"
it "slides horizontally right when near the left edge with margin", ->
editor.setCursorBufferPosition([0, 3])
cursor = editor.getLastCursor()
marker = cursor.marker
decoration = editor.decorateMarker(marker, {type: 'overlay', item})
nextAnimationFrame()
position = wrapperNode.pixelPositionForBufferPosition([0, 3])
overlay = component.getTopmostDOMNode().querySelector('atom-overlay')
expect(overlay.style.left).toBe position.left + gutterWidth + 'px'
expect(overlay.style.top).toBe position.top + editor.getLineHeightInPixels() + 'px'
cursor.moveLeft()
nextAnimationFrame()
expect(overlay.style.left).toBe itemMargin + 'px'
expect(overlay.style.top).toBe position.top + editor.getLineHeightInPixels() + 'px'
cursor.moveLeft()
nextAnimationFrame()
expect(overlay.style.left).toBe itemMargin + 'px'
expect(overlay.style.top).toBe position.top + editor.getLineHeightInPixels() + 'px'
describe "when the editor is very small", ->
beforeEach ->
gutterWidth = componentNode.querySelector('.gutter').offsetWidth