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Unified Diff: third_party/WebKit/LayoutTests/imported/web-platform-tests/dom/traversal/TreeWalker-acceptNode-filter.html

Issue 1529523002: Import dom/ from web-platform-tests (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: tweak W3CImportExpectations Created 5 years ago
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Index: third_party/WebKit/LayoutTests/imported/web-platform-tests/dom/traversal/TreeWalker-acceptNode-filter.html
diff --git a/third_party/WebKit/LayoutTests/imported/web-platform-tests/dom/traversal/TreeWalker-acceptNode-filter.html b/third_party/WebKit/LayoutTests/imported/web-platform-tests/dom/traversal/TreeWalker-acceptNode-filter.html
new file mode 100644
index 0000000000000000000000000000000000000000..c423810fbd36a06c39fc25fbbe547b4f305ee73c
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/web-platform-tests/dom/traversal/TreeWalker-acceptNode-filter.html
@@ -0,0 +1,156 @@
+<!DOCTYPE html>
+<html>
+<!--
+Test adapted from https://mxr.mozilla.org/chromium/source/src/third_party/WebKit/LayoutTests/fast/dom/TreeWalker/script-tests/acceptNode-filter.js
+ -->
+<head>
+<title>TreeWalker: acceptNode-filter</title>
+<script src="../../../../resources/testharness.js"></script>
+<script src="../../../../resources/testharnessreport.js"></script>
+<script src="traversal-support.js"></script>
+<link rel="stylesheet" href="../../../../resources/testharness.css">
+<div id=log></div>
+</head>
+<body>
+<p>Test JS objects as NodeFilters</p>
+<script>
+var testElement;
+setup(function() {
+ testElement = document.createElement("div");
+ testElement.id = 'root';
+ //testElement.innerHTML='<div id="A1"><div id="B1"></div><div id="B2"></div></div>';
+
+ // XXX for Servo, build the tree without using innerHTML
+ var a1 = document.createElement("div");
+ a1.id = "A1";
+ var b1 = document.createElement("div");
+ b1.id = "B1";
+ var b2 = document.createElement("div");
+ b2.id = "B2";
+ testElement.appendChild(a1);
+ a1.appendChild(b1);
+ a1.appendChild(b2);
+});
+
+test(function()
+{
+ function filter(node)
+ {
+ if (node.id == "B1")
+ return NodeFilter.FILTER_SKIP;
+ return NodeFilter.FILTER_ACCEPT;
+ }
+
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, filter);
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_node(walker.firstChild(), { type: Element, id: 'A1' });
+ assert_node(walker.currentNode, { type: Element, id: 'A1' });
+ assert_node(walker.nextNode(), { type: Element, id: 'B2' });
+ assert_node(walker.currentNode, { type: Element, id: 'B2' });
+}, 'Testing with raw function filter');
+
+test(function()
+{
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, {
+ acceptNode : function(node) {
+ if (node.id == "B1")
+ return NodeFilter.FILTER_SKIP;
+ return NodeFilter.FILTER_ACCEPT;
+ }
+ });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_node(walker.firstChild(), { type: Element, id: 'A1' });
+ assert_node(walker.currentNode, { type: Element, id: 'A1' });
+ assert_node(walker.nextNode(), { type: Element, id: 'B2' });
+ assert_node(walker.currentNode, { type: Element, id: 'B2' });
+}, 'Testing with object filter');
+
+test(function()
+{
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, null);
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_node(walker.firstChild(), { type: Element, id: 'A1' });
+ assert_node(walker.currentNode, { type: Element, id: 'A1' });
+ assert_node(walker.nextNode(), { type: Element, id: 'B1' });
+ assert_node(walker.currentNode, { type: Element, id: 'B1' });
+}, 'Testing with null filter');
+
+test(function()
+{
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, undefined);
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_node(walker.firstChild(), { type: Element, id: 'A1' });
+ assert_node(walker.currentNode, { type: Element, id: 'A1' });
+ assert_node(walker.nextNode(), { type: Element, id: 'B1' });
+ assert_node(walker.currentNode, { type: Element, id: 'B1' });
+}, 'Testing with undefined filter');
+
+test(function()
+{
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, {});
+ assert_throws(new TypeError(), function () { walker.firstChild(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_throws(new TypeError(), function () { walker.nextNode(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+}, 'Testing with object lacking acceptNode property');
+
+test(function()
+{
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, { acceptNode: "foo" });
+ assert_throws(new TypeError(), function () { walker.firstChild(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_throws(new TypeError(), function () { walker.nextNode(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+}, 'Testing with object with non-function acceptNode property');
+
+test(function()
+{
+ var filter = function() { return NodeFilter.FILTER_ACCEPT; };
+ filter.acceptNode = function(node) { return NodeFilter.FILTER_SKIP; };
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, filter);
+ assert_node(walker.firstChild(), { type: Element, id: 'A1' });
+ assert_node(walker.nextNode(), { type: Element, id: 'B1' });
+}, 'Testing with function having acceptNode function');
+
+test(function()
+{
+ var filter = {
+ acceptNode: function(node) {
+ return NodeFilter.FILTER_ACCEPT;
+ }
+ };
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, filter);
+ assert_node(walker.firstChild(), { type: Element, id: 'A1' });
+}, 'Testing acceptNode callee');
+
+test(function()
+{
+ var test_error = { name: "test" };
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT,
+ function(node) {
+ throw test_error;
+ });
+ assert_throws(test_error, function () { walker.firstChild(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_throws(test_error, function () { walker.nextNode(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+}, 'Testing with filter function that throws');
+
+test(function()
+{
+ var test_error = { name: "test" };
+ var walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT,
+ {
+ acceptNode : function(node) {
+ throw test_error;
+ }
+ });
+ assert_throws(test_error, function () { walker.firstChild(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+ assert_throws(test_error, function () { walker.nextNode(); });
+ assert_node(walker.currentNode, { type: Element, id: 'root' });
+}, 'Testing with filter object that throws');
+
+</script>
+</body>
+</html>
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