third_party/WebKit/LayoutTests/imported/web-platform-tests/custom-elements/instantiating-custom-elements/unchanged-attribute.html - Issue 1954153002: Revert of Import web-platform-tests@88b9a65ce806b5f67e0a535bf2f1602c2df6af58

Unified Diff: third_party/WebKit/LayoutTests/imported/web-platform-tests/custom-elements/instantiating-custom-elements/unchanged-attribute.html

Issue 1954153002: Revert of Import web-platform-tests@88b9a65ce806b5f67e0a535bf2f1602c2df6af58 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 7 months ago

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Index: third_party/WebKit/LayoutTests/imported/web-platform-tests/custom-elements/instantiating-custom-elements/unchanged-attribute.html

diff --git a/third_party/WebKit/LayoutTests/imported/web-platform-tests/custom-elements/instantiating-custom-elements/unchanged-attribute.html b/third_party/WebKit/LayoutTests/imported/web-platform-tests/custom-elements/instantiating-custom-elements/unchanged-attribute.html

new file mode 100644

index 0000000000000000000000000000000000000000..638312166e3cd227da01ef6aa9e8c8d01c5a46e1

--- /dev/null

+++ b/third_party/WebKit/LayoutTests/imported/web-platform-tests/custom-elements/instantiating-custom-elements/unchanged-attribute.html

@@ -0,0 +1,29 @@

+<!DOCTYPE html>

+<meta charset=utf-8>

+<title>Custom element's type is immutable.</title>

+<meta name="author" title="Bon-Yong Lee" href="mailto:bylee78@gmail.com">

+<meta name="assert" content="After a custom element is instantiated, changing the value of the is attribute must not affect this element's custom element type.">

+<link rel="help" href="http://w3c.github.io/webcomponents/spec/custom/#instantiating-custom-elements">

+<script src="../../../../resources/testharness.js"></script>

+<script src="../../../../resources/testharnessreport.js"></script>

+<div id="log"></div>

+<script type="text/javascript">

+test(function() {

+ var CustomButton = document.registerElement('custom-button', {

+ prototype: Object.create(HTMLButtonElement.prototype),

+ extends: 'button'

+ });

+ var customButton = document.createElement('button', 'custom-button');

+ assert_true(customButton instanceof CustomButton,

+ 'A custom element is of the custom element type after ' +

+ 'instantiation');

+ customButton.setAttribute('is', 'dirty');

+ assert_equals('dirty', customButton.getAttribute('is'),

+ 'An attribute must be changed by method "setAttribute"');

+ assert_true(customButton instanceof CustomButton,

+ 'A custom element is of the original custom element type even ' +

+ 'after changing the \'is\' attribute');

+}, 'After a custom element is instantiated, changing the value of the is attribute must not affect this element\'s custom element type.');

+</script>