Index: LayoutTests/imported/web-platform-tests/custom-elements/registering-custom-elements/definition-construction-algorithm-duplicate-definition.html |
diff --git a/LayoutTests/imported/web-platform-tests/custom-elements/registering-custom-elements/definition-construction-algorithm-duplicate-definition.html b/LayoutTests/imported/web-platform-tests/custom-elements/registering-custom-elements/definition-construction-algorithm-duplicate-definition.html |
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index 0000000000000000000000000000000000000000..3819536e9c2e5adc12c6f8e81e878892899fd330 |
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+++ b/LayoutTests/imported/web-platform-tests/custom-elements/registering-custom-elements/definition-construction-algorithm-duplicate-definition.html |
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+<!DOCTYPE html> |
+<html> |
+<head> |
+<title>Check duplicate definition</title> |
+<meta name="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru"> |
+<meta name="assert" content="If there already exists a definition with the same TYPE, set ERROR to DuplicateDefinition and stop"> |
+<link rel="help" href="http://www.w3.org/TR/custom-elements/#registering-custom-elements"> |
+<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 name = 'x-a'; |
+ doc.registerElement(name); |
+ assert_throws('NotSupportedError', function() { |
+ doc.registerElement(name); |
+ }, 'Exception should be thrown if definition with the same type already exists'); |
+}, 'Check duplicate definition'); |
+ |
+ |
+test(function() { |
+ var doc = newHTMLDocument(); |
+ var name = 'x-b'; |
+ doc.registerElement(name); |
+ HTML5_ELEMENTS.forEach(function(tagName) { |
+ assert_throws('NotSupportedError', function() { |
+ doc.registerElement(name, { |
+ extends: tagName |
+ }); |
+ }, 'Exception should be thrown if definition with the same type already exists'); |
+ }); |
+}, 'Check duplicate definition. Specify constructor'); |
+ |
+ |
+test(function() { |
+ var doc = newHTMLDocument(); |
+ var name = 'x-c'; |
+ doc.registerElement(name, { |
+ prototype: Object.create(HTMLAnchorElement.prototype), |
+ extends: 'a' |
+ }); |
+ HTML5_ELEMENTS.forEach(function(tagName) { |
+ assert_throws('NotSupportedError', function() { |
+ doc.registerElement(name, { |
+ extends: tagName |
+ }); |
+ }, 'Exception should be thrown if definition with the same type already exists'); |
+ }); |
+}, 'Check duplicate definition. Test different prototypes and extends'); |
+</script> |
+</body> |
+</html> |