mirror of
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83 lines
3.3 KiB
HTML
83 lines
3.3 KiB
HTML
<!DOCTYPE html>
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<title>Node.parentElement</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<div id="log"></div>
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<script>
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test(function() {
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assert_equals(document.parentElement, null)
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}, "When the parent is null, parentElement should be null")
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test(function() {
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assert_equals(document.doctype.parentElement, null)
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}, "When the parent is a document, parentElement should be null (doctype)")
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test(function() {
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assert_equals(document.documentElement.parentElement, null)
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}, "When the parent is a document, parentElement should be null (element)")
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test(function() {
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var comment = document.appendChild(document.createComment("foo"))
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assert_equals(comment.parentElement, null)
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}, "When the parent is a document, parentElement should be null (comment)")
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test(function() {
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var df = document.createDocumentFragment()
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assert_equals(df.parentElement, null)
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var el = document.createElement("div")
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assert_equals(el.parentElement, null)
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df.appendChild(el)
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assert_equals(el.parentNode, df)
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assert_equals(el.parentElement, null)
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}, "parentElement should return null for children of DocumentFragments (element)")
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test(function() {
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var df = document.createDocumentFragment()
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assert_equals(df.parentElement, null)
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var text = document.createTextNode("bar")
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assert_equals(text.parentElement, null)
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df.appendChild(text)
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assert_equals(text.parentNode, df)
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assert_equals(text.parentElement, null)
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}, "parentElement should return null for children of DocumentFragments (text)")
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test(function() {
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var df = document.createDocumentFragment()
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var parent = document.createElement("div")
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df.appendChild(parent)
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var el = document.createElement("div")
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assert_equals(el.parentElement, null)
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parent.appendChild(el)
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assert_equals(el.parentElement, parent)
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}, "parentElement should work correctly with DocumentFragments (element)")
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test(function() {
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var df = document.createDocumentFragment()
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var parent = document.createElement("div")
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df.appendChild(parent)
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var text = document.createTextNode("bar")
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assert_equals(text.parentElement, null)
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parent.appendChild(text)
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assert_equals(text.parentElement, parent)
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}, "parentElement should work correctly with DocumentFragments (text)")
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test(function() {
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var parent = document.createElement("div")
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var el = document.createElement("div")
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assert_equals(el.parentElement, null)
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parent.appendChild(el)
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assert_equals(el.parentElement, parent)
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}, "parentElement should work correctly in disconnected subtrees (element)")
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test(function() {
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var parent = document.createElement("div")
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var text = document.createTextNode("bar")
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assert_equals(text.parentElement, null)
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parent.appendChild(text)
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assert_equals(text.parentElement, parent)
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}, "parentElement should work correctly in disconnected subtrees (text)")
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test(function() {
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var el = document.createElement("div")
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assert_equals(el.parentElement, null)
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document.body.appendChild(el)
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assert_equals(el.parentElement, document.body)
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}, "parentElement should work correctly in a document (element)")
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test(function() {
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var text = document.createElement("div")
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assert_equals(text.parentElement, null)
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document.body.appendChild(text)
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assert_equals(text.parentElement, document.body)
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}, "parentElement should work correctly in a document (text)")
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</script>
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