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Unified Diff: LayoutTests/imported/web-platform-tests/custom-elements/custom-element-lifecycle/types-of-callbacks/attribute-changed-callback-remove-attribute-test.html

Issue 560893005: First checked-in import of the W3C's test suites. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: add new expectations for newly failing w3c tests Created 6 years, 3 months ago
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Index: LayoutTests/imported/web-platform-tests/custom-elements/custom-element-lifecycle/types-of-callbacks/attribute-changed-callback-remove-attribute-test.html
diff --git a/LayoutTests/imported/web-platform-tests/custom-elements/custom-element-lifecycle/types-of-callbacks/attribute-changed-callback-remove-attribute-test.html b/LayoutTests/imported/web-platform-tests/custom-elements/custom-element-lifecycle/types-of-callbacks/attribute-changed-callback-remove-attribute-test.html
new file mode 100644
index 0000000000000000000000000000000000000000..840f75a1decb359693f07812bdf4ac02aed24e64
--- /dev/null
+++ b/LayoutTests/imported/web-platform-tests/custom-elements/custom-element-lifecycle/types-of-callbacks/attribute-changed-callback-remove-attribute-test.html
@@ -0,0 +1,167 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>Test attribute removing to check attributeChanged callback of a custom element</title>
+<meta name="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru">
+<meta name="assert" content="attributeChanged callback must be enqueued whenever custom element's attribute is removed">
+<link rel="help" href="http://www.w3.org/TR/custom-elements/#types-of-callbacks">
+<script src="../../../../../resources/testharness.js"></script>
+<script src="../../../../../resources/testharnessreport.js"></script>
+<script src="../../testcommon.js"></script>
+<link rel="stylesheet" href="../../../../../resources/testharness.css">
+</head>
+<body>
+<div id="log"></div>
+<script>
+test(function() {
+ var doc = newHTMLDocument();
+ var proto = newHTMLElementPrototype();
+ var GeneratedConstructor = doc.registerElement('x-a', {prototype: proto});
+
+ var customElement = new GeneratedConstructor();
+ //attributeChangedCallback should be called the first time here
+ customElement.setAttribute('class', 'someClass');
+ //attributeChangedCallback should be called the second time here
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 2, 'Callback attributeChanged should be called ' +
+ 'after setAttribute() and removeAttribute() calls');
+}, 'Test attributeChanged callback if attribute is removed. ' +
+ 'The custom element created via constructor');
+
+
+test(function() {
+ var doc = newHTMLDocument();
+ HTML5_ELEMENTS.forEach(function(element) {
+ var obj = doc.createElement(element);
+ var proto = newCustomElementPrototype(obj.constructor.prototype);
+ var GeneratedConstructor = doc.registerElement('x-' + element + '-' + element + '-1', {
+ prototype: proto,
+ extends: element
+ });
+
+ var customElement = new GeneratedConstructor();
+ //attributeChangedCallback should be called the first time here
+ customElement.setAttribute('class', 'someClass');
+ //attributeChangedCallback should be called the second time here
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 2,
+ 'Callback attributeChanged should be called ' +
+ 'after setAttribute() and removeAttribute() calls for "' + element + '"');
+ });
+}, 'Test attributeChanged callback if attribute is removed. ' +
+ 'The custom element created via constructor and extends HTML element');
+
+
+test(function() {
+ var doc = newHTMLDocument();
+ var proto = newHTMLElementPrototype();
+ doc.registerElement('x-b', {prototype: proto});
+
+ doc.body.innerHTML = '<x-b id="x-b" class="theClass"></x-b>';
+ var customElement = doc.querySelector('#x-b');
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 1,
+ 'Callback attributeChanged should be called ' +
+ 'after removeAttribute() call');
+}, 'Test attributeChanged callback if attribute is removed. ' +
+ 'The custom element created via innerHTML property');
+
+
+test(function() {
+ var doc = newHTMLDocument();
+ var proto = newHTMLElementPrototype();
+ doc.registerElement('x-c', {prototype: proto});
+
+ doc.body.innerHTML = '<x-c id="x-c" class="theClass"></x-c>';
+ var customElement = doc.querySelector('#x-c');
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackArgs[2], null,
+ 'Removing an attribute should invoke ' +
+ 'the attributeChanged callback with a null new value');
+ assert_array_equals(proto.attributeChangedCallbackArgs,
+ ['class', 'theClass', null],
+ 'Unexpected attributeChanged callback arguments');
+}, 'Test attributeChanged callback arguments if attribute is removed. ' +
+ 'The custom element created via innerHTML property');
+
+
+test(function() {
+ var doc = newHTMLDocument();
+ var proto = newHTMLElementPrototype();
+
+ doc.body.innerHTML = '<x-d id="x-d" class="theClass"></x-d>';
+ var customElement = doc.querySelector('#x-d');
+ // this should not call or enqueue attributeChangedCallback
+ customElement.setAttribute('class', 'someClass');
+ // this one should not too
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 0,
+ 'Callback attributeChanged should not be called');
+
+ doc.registerElement('x-d', {prototype: proto});
+ // this call invokes attributeChangedCallback
+ customElement.setAttribute('name', 'someName');
+ // and this one
+ customElement.removeAttribute('name');
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 2,
+ 'Callback attributeChanged should be called ' +
+ 'after setAttribute() and removeAttribute() calls');
+}, 'Test attributeChanged callback is not called if attribute is removed. ' +
+ 'The custom element created via innerHTML property and unresolved at first');
+
+
+testInIFrame('../../resources/x-element.html', function(doc) {
+ var proto = newHTMLElementPrototype();
+ doc.registerElement('x-element', {prototype: proto});
+
+ var customElement = doc.querySelector('#x-element');
+ customElement.setAttribute('class', 'someClass');
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 2,
+ 'Callback attributeChanged should be called ' +
+ 'after setAttribute() and removeAttribute() calls');
+}, 'Test attributeChanged callback is called if attribute is removed. ' +
+ 'The custom element created via constructor and the document has browsing context');
+
+
+testInIFrame('../../resources/x-element.html', function(doc) {
+ var proto = newHTMLElementPrototype();
+ doc.registerElement('x-element', {prototype: proto});
+
+ doc.body.innerHTML = '<x-element id="x-element" class="theClass"></x-element>';
+ var customElement = doc.querySelector('#x-element');
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackArgs[2], null,
+ 'Removing an attribute should invoke ' +
+ 'the attributeChanged callback with a null new value');
+ assert_array_equals(proto.attributeChangedCallbackArgs,
+ ['class', 'theClass', null],
+ 'Unexpected attributeChanged callback arguments');
+}, 'Test attributeChanged callback arguments if attribute is removed. ' +
+ 'The custom element created via innerHTML property and the document has browsing context');
+
+
+testInIFrame('../../resources/x-element.html', function(doc) {
+ var customElement = doc.querySelector('#x-element');
+ // this should not call or enqueue attributeChangedCallback
+ customElement.setAttribute('name', 'someName');
+ // this one too
+ customElement.removeAttribute('name');
+
+ var proto = newHTMLElementPrototype();
+ doc.registerElement('x-element', {prototype: proto});
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 0,
+ 'Callback attributeChanged should not be called');
+ // this call invokes attributeChangedCallback
+ customElement.setAttribute('class', 'someClass');
+ // this call invokes attributeChangedCallback at second time
+ customElement.removeAttribute('class');
+ assert_equals(proto.attributeChangedCallbackCalledCounter, 2,
+ 'Callback attributeChanged should be called ' +
+ 'after setAttribute() and removeAttribute() calls');
+}, 'Test attributeChanged callback if attribute is removed. ' +
+ 'The custom element created via innerHTML property and unresolved at first. ' +
+ 'The document has browsing context');
+</script>
+</body>
+</html>

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