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Diffstat (limited to 'testing/web-platform/tests/css/cssom/HTMLLinkElement-disabled-001.html')
-rw-r--r-- | testing/web-platform/tests/css/cssom/HTMLLinkElement-disabled-001.html | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/cssom/HTMLLinkElement-disabled-001.html b/testing/web-platform/tests/css/cssom/HTMLLinkElement-disabled-001.html new file mode 100644 index 0000000000..f2c5d0a545 --- /dev/null +++ b/testing/web-platform/tests/css/cssom/HTMLLinkElement-disabled-001.html @@ -0,0 +1,44 @@ +<!doctype html> +<title><link disabled>, HTMLLinkElement.disabled and CSSStyleSheet.disabled interactions</title> +<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> +<link rel="author" title="Mozilla" href="https://mozilla.org"> +<link rel="help" href="https://html.spec.whatwg.org/#attr-link-disabled"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<link title="alt" rel="stylesheet" disabled href="data:text/css,html { background: green }"> +<script> +function assert_applies(applies) { + (applies ? assert_equals : assert_not_equals)(getComputedStyle(document.documentElement).backgroundColor, "rgb(0, 128, 0)"); +} + +const link = document.querySelector("link[disabled]"); + +test(function() { + assert_equals(document.styleSheets.length, 0); + assert_applies(false); +}, "<link disabled> prevents the stylesheet from being in document.styleSheets (from parser)"); + +async_test(function(t) { + assert_true(link.disabled); + + link.onload = t.step_func_done(function() { + assert_equals(document.styleSheets.length, 1); + let sheet = document.styleSheets[0]; + assert_equals(sheet.ownerNode, link); + assert_applies(true); + + link.disabled = true; + assert_equals(sheet.ownerNode, null); + assert_false(sheet.disabled); + assert_applies(false); + assert_true(link.hasAttribute("disabled")); + + assert_equals(document.styleSheets.length, 0); + assert_applies(false); + }); + + link.disabled = false; + assert_true(!link.hasAttribute("disabled")); + assert_false(link.disabled); +}, "HTMLLinkElement.disabled reflects the <link disabled> attribute, and behaves consistently"); +</script> |