third_party/WebKit/LayoutTests/custom-elements/spec/define-element.html - Issue 2828643002: Make customElements.define faster

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Issue 2828643002: Make customElements.define faster

Patch Set: Try to make Android builder happy. Created 3 years, 8 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <title>Custom Elements: defineElement</title>	2 <title>Custom Elements: defineElement</title>

3 <link rel="help" href="https://html.spec.whatwg.org/multipage/scripting.html#cus tomelementsregistry">	3 <link rel="help" href="https://html.spec.whatwg.org/multipage/scripting.html#cus tomelementsregistry">

4 <meta name="author" title="Dominic Cooney" href="mailto:dominicc@chromium.org">	4 <meta name="author" title="Dominic Cooney" href="mailto:dominicc@chromium.org">

5 <script src="../../resources/testharness.js"></script>	5 <script src="../../resources/testharness.js"></script>

6 <script src="../../resources/testharnessreport.js"></script>	6 <script src="../../resources/testharnessreport.js"></script>

7 <script src="resources/custom-elements-helpers.js"></script>	7 <script src="resources/custom-elements-helpers.js"></script>

8 <body>	8 <body>

9 <script>	9 <script>

10 // TODO(dominicc): Merge these tests with	10 // TODO(dominicc): Merge these tests with

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84 w.customElements.define('a-a', X);	84 w.customElements.define('a-a', X);

85 assert_throws_dom_exception(w, 'NotSupportedError', () => {	85 assert_throws_dom_exception(w, 'NotSupportedError', () => {

86 w.customElements.define('a-b', X);	86 w.customElements.define('a-b', X);

87 }, 'defining an element with a constructor that is already in the ' +	87 }, 'defining an element with a constructor that is already in the ' +

88 'registry should throw a NotSupportedError');	88 'registry should throw a NotSupportedError');

89 }, 'Reused constructor');	89 }, 'Reused constructor');

90	90

91 promise_test((t) => {	91 promise_test((t) => {

92 return Promise.all([create_window_in_test(t), create_window_in_test(t)])	92 return Promise.all([create_window_in_test(t), create_window_in_test(t)])

93 .then(([w1, w2]) => {	93 .then(([w1, w2]) => {

94 class X extends w2.HTMLElement { };	94 class X extends w1.HTMLElement { };

95 w1.customElements.define('first-name', X);	95 w1.customElements.define('first-name', X);

96 w2.customElements.define('second-name', X);	96 w2.customElements.define('second-name', X);

97 assert_equals(	97 assert_equals(

98 new X().localName, 'second-name',	98 new X().localName, 'first-name',

99 'the current global object should determine which definition is ' +	99 'the current global object should determine which definition is ' +

100 'operative; because X extends w2.HTMLElement, w2 is operative');	100 'operative; because X extends w1.HTMLElement, w1 is operative');

101 });	101 });

102 }, 'HTMLElement constructor looks up definitions in the current global-' +	102 }, 'HTMLElement constructor looks up definitions in the current global-' +

103 'reused constructor');	103 'reused constructor');

104	104

105 promise_test((t) => {	105 promise_test((t) => {

106 return Promise.all([create_window_in_test(t), create_window_in_test(t)])	106 return Promise.all([create_window_in_test(t), create_window_in_test(t)])

107 .then(([w1, w2]) => {	107 .then(([w1, w2]) => {

108 class X extends w2.HTMLElement { };	108 class X extends w2.HTMLElement { };

109 w1.customElements.define('x-x', X);	109 w1.customElements.define('x-x', X);

110 assert_throws(	110 assert_throws(

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424 static get observedAttributes() {	424 static get observedAttributes() {

425 return attributes;	425 return attributes;

426 }	426 }

427 }	427 }

428 assert_throws(TypeError.prototype, () => {	428 assert_throws(TypeError.prototype, () => {

429 w.customElements.define('x-x', X);	429 w.customElements.define('x-x', X);

430 });	430 });

431 }, 'Throwing an exception in observedAttributes');	431 }, 'Throwing an exception in observedAttributes');

432 </script>	432 </script>

433 </body>	433 </body>

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