90 lines
2.8 KiB
HTML
90 lines
2.8 KiB
HTML
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<html><head></head><body>
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<script src="../../resources/js-test.js"></script>
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<script>
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description("Test the contains function that checks if a range contains another range.")
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function range(startContainer, startOffset, endContainer, endOffset)
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{
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return new StaticRange({ startContainer: startContainer, startOffset: startOffset, endContainer: endContainer, endOffset: endOffset })
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}
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function collapsedRange(container, offset)
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{
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return range(container, offset, container, offset)
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}
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function contentsRange(node)
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{
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return range(node, 0, node, node.childNodes.length)
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}
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function shouldContainSelf(a)
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{
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shouldBeTrue("internals.rangeContainsRange(" + a + ", " + a + ", 'ComposedTree')")
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}
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function shouldBeNested(a, b)
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{
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shouldBeTrue("internals.rangeContainsRange(" + a + ", " + b + ", 'ComposedTree')")
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shouldBeFalse("internals.rangeContainsRange(" + b + ", " + a + ", 'ComposedTree')")
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}
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function shouldNotContain(a, b)
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{
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shouldBeFalse("internals.rangeContainsRange(" + a + ", " + b + ", 'ComposedTree')")
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shouldBeFalse("internals.rangeContainsRange(" + b + ", " + a + ", 'ComposedTree')")
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}
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let documentElement = document.documentElement;
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let body = document.body;
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shouldContainSelf("contentsRange(document)")
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shouldContainSelf("contentsRange(documentElement)")
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shouldContainSelf("contentsRange(body)")
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shouldBeNested("contentsRange(document)", "contentsRange(documentElement)")
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shouldBeNested("contentsRange(document)", "contentsRange(body)")
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shouldBeNested("contentsRange(documentElement)", "contentsRange(body)")
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shouldBeNested("contentsRange(document)", "contentsRange(documentElement)")
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shouldBeNested("contentsRange(documentElement)", "contentsRange(body)")
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shouldBeNested("contentsRange(document)", "collapsedRange(document, 0)")
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shouldBeNested("contentsRange(document)", "collapsedRange(document, 1)")
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shouldNotContain("contentsRange(document)", "collapsedRange(document, 2)")
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shouldBeNested("range(document, 0, document, 2)", "contentsRange(document)")
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shouldNotContain("contentsRange(document)", "range(document, 1, document, 2)")
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shouldNotContain("range(document, 0, documentElement, 0)", "contentsRange(body)")
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shouldBeNested("range(document, 0, body, 0)", "collapsedRange(body, 0)")
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let a = document.createElement("div")
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shouldNotContain("contentsRange(document)", "contentsRange(a)")
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body.appendChild(a)
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let b = document.createElement("div")
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body.appendChild(b)
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let c = document.createElement("div")
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b.appendChild(c)
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let d = document.createElement("div")
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a.appendChild(d)
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let e = document.createElement("div")
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let f = document.createElement("div")
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e.appendChild(f)
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shouldNotContain("contentsRange(body)", "contentsRange(f)")
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let g = document.createElement("textarea");
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c.appendChild(g)
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let h = internals.ensureUserAgentShadowRoot(g).firstChild
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shouldBeNested("contentsRange(body)", "contentsRange(h)")
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</script>
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</body></html>
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