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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
|---|---|---|
| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /testing/web-platform/tests/custom-elements/v0/instantiating/unchanged-attribute.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'testing/web-platform/tests/custom-elements/v0/instantiating/unchanged-attribute.html')
| -rw-r--r-- | testing/web-platform/tests/custom-elements/v0/instantiating/unchanged-attribute.html | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/testing/web-platform/tests/custom-elements/v0/instantiating/unchanged-attribute.html b/testing/web-platform/tests/custom-elements/v0/instantiating/unchanged-attribute.html new file mode 100644 index 000000000..3baa174cb --- /dev/null +++ b/testing/web-platform/tests/custom-elements/v0/instantiating/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> |