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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 /dom/tests/mochitest/webcomponents/test_custom_element_get.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 'dom/tests/mochitest/webcomponents/test_custom_element_get.html')
| -rw-r--r-- | dom/tests/mochitest/webcomponents/test_custom_element_get.html | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/dom/tests/mochitest/webcomponents/test_custom_element_get.html b/dom/tests/mochitest/webcomponents/test_custom_element_get.html new file mode 100644 index 000000000..3920ea343 --- /dev/null +++ b/dom/tests/mochitest/webcomponents/test_custom_element_get.html @@ -0,0 +1,31 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1275838 +--> +<head> + <title>Test custom elements get function.</title> + <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<iframe id="iframe"></iframe> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1275838">Bug 1275838</a> +<script> +const testWindow = iframe.contentDocument.defaultView; +const customElements = testWindow.customElements; + +ok('customElements' in testWindow, '"window.customElements" exists'); +ok('define' in customElements, '"window.customElements.define" exists'); +ok('get' in customElements, '"window.customElements.get" exists'); + +const name = 'test-get-existing'; +class C extends HTMLElement {}; +customElements.define(name, C); +is(customElements.get(name), C, 'get() returns the constructor'); +is(customElements.get('test-get-not-defined'), undefined, + 'get() returns undefined for not-defined name'); + +</script> +</body> +</html> |