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Unified Diff: LayoutTests/fast/dom/Node/textContent.html

Issue 383163003: Add intentional optimization comment in Node::setTextContent (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Rebase layout tests case Created 6 years, 5 months ago
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Index: LayoutTests/fast/dom/Node/textContent.html
diff --git a/LayoutTests/fast/dom/Node/textContent.html b/LayoutTests/fast/dom/Node/textContent.html
new file mode 100644
index 0000000000000000000000000000000000000000..cd99252760f5f0335ddf615a9e0358a5aff8d3e4
--- /dev/null
+++ b/LayoutTests/fast/dom/Node/textContent.html
@@ -0,0 +1,259 @@
+<!DOCTYPE html>
+<html>
+<head>
+<script src="../../../resources/testharness.js"></script>
+<script src="../../../resources/testharnessreport.js"></script>
+</head>
+<body>
+<script>
+var documents, doctypes;
+setup(function() {
+ documents = [
+ [document, "parser"],
+ [document.implementation.createDocument("", "test", null), "createDocument"],
+ [document.implementation.createHTMLDocument("title"), "createHTMLDocument"],
+ ]
+ doctypes = [
+ [document.doctype, "parser"],
+ [document.implementation.createDocumentType("x", "", ""), "script"],
+ ]
+})
+
+// Getting
+// DocumentFragment, Element:
+test(function() {
+ var element = document.createElement("div")
haraken 2014/07/12 15:46:13 Nit: We normally add ';' to each statement.
kangil_ 2014/07/12 16:12:09 Done.
+ assert_equals(element.textContent, "")
+}, "For an empty Element, textContent should be the empty string")
+
+test(function() {
+ assert_equals(document.createDocumentFragment().textContent, "")
+}, "For an empty DocumentFragment, textContent should be the empty string")
+
+test(function() {
+ var el = document.createElement("div")
+ el.appendChild(document.createComment(" abc "))
+ el.appendChild(document.createTextNode("\tDEF\t"))
+ el.appendChild(document.createProcessingInstruction("x", " ghi "))
+ assert_equals(el.textContent, "\tDEF\t")
+}, "Element with children")
+
+test(function() {
+ var el = document.createElement("div")
+ var child = document.createElement("div")
+ el.appendChild(child)
+ child.appendChild(document.createComment(" abc "))
+ child.appendChild(document.createTextNode("\tDEF\t"))
+ child.appendChild(document.createProcessingInstruction("x", " ghi "))
+ assert_equals(el.textContent, "\tDEF\t")
+}, "Element with descendants")
+
+test(function() {
+ var df = document.createDocumentFragment()
+ df.appendChild(document.createComment(" abc "))
+ df.appendChild(document.createTextNode("\tDEF\t"))
+ df.appendChild(document.createProcessingInstruction("x", " ghi "))
+ assert_equals(df.textContent, "\tDEF\t")
+}, "DocumentFragment with children")
+
+test(function() {
+ var df = document.createDocumentFragment()
+ var child = document.createElement("div")
+ df.appendChild(child)
+ child.appendChild(document.createComment(" abc "))
+ child.appendChild(document.createTextNode("\tDEF\t"))
+ child.appendChild(document.createProcessingInstruction("x", " ghi "))
+ assert_equals(df.textContent, "\tDEF\t")
+}, "DocumentFragment with descendants")
+
+// Text, ProcessingInstruction, Comment:
+test(function() {
+ assert_equals(document.createTextNode("").textContent, "")
+}, "For an empty Text, textContent should be the empty string")
+
+test(function() {
+ assert_equals(document.createProcessingInstruction("x", "").textContent, "")
+}, "For an empty ProcessingInstruction, textContent should be the empty string")
+
+test(function() {
+ assert_equals(document.createComment("").textContent, "")
+}, "For an empty Comment, textContent should be the empty string")
+
+test(function() {
+ assert_equals(document.createTextNode("abc").textContent, "abc")
+}, "For a Text with data, textContent should be that data")
+
+test(function() {
+ assert_equals(document.createProcessingInstruction("x", "abc").textContent, "abc")
+}, "For a ProcessingInstruction with data, textContent should be that data")
+
+test(function() {
+ assert_equals(document.createComment("abc").textContent, "abc")
+}, "For a Comment with data, textContent should be that data")
+
+// Any other node:
+documents.forEach(function(argument) {
+ var doc = argument[0], creator = argument[1]
+ test(function() {
+ assert_equals(doc.textContent, null)
+ }, "For Documents created by " + creator + ", textContent should be null")
+})
+
+doctypes.forEach(function(argument) {
+ var doctype = argument[0], creator = argument[1]
+ test(function() {
+ assert_equals(doctype.textContent, null)
+ }, "For DocumentType created by " + creator + ", textContent should be null")
+})
+
+// Setting
+// DocumentFragment, Element:
+var arguments = [
+ [null, null],
+ [undefined, null],
+ ["", null],
+ [42, "42"],
+ ["abc", "abc"],
+ ["<b>xyz<\/b>", "<b>xyz<\/b>"],
+ ["d\0e", "d\0e"]
+ // XXX unpaired surrogate?
+]
+arguments.forEach(function(aValue) {
+ var argument = aValue[0], expectation = aValue[1]
+ var check = function(aElementOrDocumentFragment) {
+ if (expectation === null) {
+ assert_equals(aElementOrDocumentFragment.textContent, "")
+ assert_equals(aElementOrDocumentFragment.firstChild, null)
+ } else {
+ assert_equals(aElementOrDocumentFragment.textContent, expectation)
+ assert_equals(aElementOrDocumentFragment.childNodes.length, 1,
+ "Should have one child")
+ var firstChild = aElementOrDocumentFragment.firstChild
+ assert_true(firstChild instanceof Text, "child should be a Text")
+ assert_equals(firstChild.data, expectation)
+ }
+ }
+
+ test(function() {
+ var el = document.createElement("div")
+ el.textContent = argument
+ check(el)
+ }, "Element without children set to " + format_value(argument))
+
+ test(function() {
+ var el = document.createElement("div")
+ var text = el.appendChild(document.createTextNode(""))
+ el.textContent = argument
+ check(el)
+ assert_equals(text.parentNode, null, "Preexisting Text should have been removed")
+ }, "Element with empty text node as child set to " + format_value(argument))
+
+ test(function() {
+ var el = document.createElement("div")
+ el.appendChild(document.createComment(" abc "))
+ el.appendChild(document.createTextNode("\tDEF\t"))
+ el.appendChild(document.createProcessingInstruction("x", " ghi "))
+ el.textContent = argument
+ check(el)
+ }, "Element with children set to " + format_value(argument))
+
+ test(function() {
+ var el = document.createElement("div")
+ var child = document.createElement("div")
+ el.appendChild(child)
+ child.appendChild(document.createComment(" abc "))
+ child.appendChild(document.createTextNode("\tDEF\t"))
+ child.appendChild(document.createProcessingInstruction("x", " ghi "))
+ el.textContent = argument
+ check(el)
+ assert_equals(child.childNodes.length, 3, "Should not have changed the internal structure of the removed nodes.")
+ }, "Element with descendants set to " + format_value(argument))
+
+ test(function() {
+ var df = document.createDocumentFragment()
+ df.textContent = argument
+ check(df)
+ }, "DocumentFragment without children set to " + format_value(argument))
+
+ test(function() {
+ var df = document.createDocumentFragment()
+ var text = df.appendChild(document.createTextNode(""))
+ df.textContent = argument
+ check(df)
+ assert_equals(text.parentNode, null, "Preexisting Text should have been removed")
+ }, "DocumentFragment with empty text node as child set to " + format_value(argument))
+
+ test(function() {
+ var df = document.createDocumentFragment()
+ df.appendChild(document.createComment(" abc "))
+ df.appendChild(document.createTextNode("\tDEF\t"))
+ df.appendChild(document.createProcessingInstruction("x", " ghi "))
+ df.textContent = argument
+ check(df)
+ }, "DocumentFragment with children set to " + format_value(argument))
+
+ test(function() {
+ var df = document.createDocumentFragment()
+ var child = document.createElement("div")
+ df.appendChild(child)
+ child.appendChild(document.createComment(" abc "))
+ child.appendChild(document.createTextNode("\tDEF\t"))
+ child.appendChild(document.createProcessingInstruction("x", " ghi "))
+ df.textContent = argument
+ check(df)
+ assert_equals(child.childNodes.length, 3, "Should not have changed the internal structure of the removed nodes.")
+ }, "DocumentFragment with descendants set to " + format_value(argument))
+})
+
+// Text, ProcessingInstruction, Comment:
+test(function() {
+ var text = document.createTextNode("abc")
+ text.textContent = "def"
+ assert_equals(text.textContent, "def")
+ assert_equals(text.data, "def")
+}, "For a Text, textContent should set the data")
+
+test(function() {
+ var pi = document.createProcessingInstruction("x", "abc")
+ pi.textContent = "def"
+ assert_equals(pi.textContent, "def")
+ assert_equals(pi.data, "def")
+ assert_equals(pi.target, "x")
+}, "For a ProcessingInstruction, textContent should set the data")
+
+test(function() {
+ var comment = document.createComment("abc")
+ comment.textContent = "def"
+ assert_equals(comment.textContent, "def")
+ assert_equals(comment.data, "def")
+}, "For a Comment, textContent should set the data")
+
+// Any other node:
+documents.forEach(function(argument) {
+ var doc = argument[0], creator = argument[1]
+ test(function() {
+ var root = doc.documentElement
+ doc.textContent = "a"
+ assert_equals(doc.textContent, null)
+ assert_equals(doc.documentElement, root)
+ }, "For Documents created by " + creator + ", setting textContent should do nothing")
+})
+
+doctypes.forEach(function(argument) {
+ var doctype = argument[0], creator = argument[1]
+ test(function() {
+ var props = {
+ name: doctype.name,
+ publicId: doctype.publicId,
+ systemId: doctype.systemId,
+ }
+ doctype.textContent = "b"
+ assert_equals(doctype.textContent, null)
+ assert_equals(doctype.name, props.name, "name should not change")
+ assert_equals(doctype.publicId, props.publicId, "publicId should not change")
+ assert_equals(doctype.systemId, props.systemId, "systemId should not change")
+ }, "For DocumentType created by " + creator + ", setting textContent should do nothing")
+})
+</script>
+</body>
+</html>
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