diff options
Diffstat (limited to 'dom/tests/mochitest/webcomponents/test_custom_element_uncatchable_exception.html')
-rw-r--r-- | dom/tests/mochitest/webcomponents/test_custom_element_uncatchable_exception.html | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/dom/tests/mochitest/webcomponents/test_custom_element_uncatchable_exception.html b/dom/tests/mochitest/webcomponents/test_custom_element_uncatchable_exception.html new file mode 100644 index 0000000000..96c2add0dd --- /dev/null +++ b/dom/tests/mochitest/webcomponents/test_custom_element_uncatchable_exception.html @@ -0,0 +1,37 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1407669 +--> +<head> + <title>Test custom elements runtime exception</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1407669">Bug 1407669</a> +<script type="text/javascript"> + +SimpleTest.waitForExplicitFinish(); +SpecialPowers.pushPrefEnv({set: [['dom.expose_test_interfaces', true]]}, function() { + window.onerror = function (e) { + ok(false, "How did we get here!?"); + } + + class Foo extends HTMLElement { + constructor() { + super() + TestFunctions.throwUncatchableException(); + } + } + + customElements.define("test-custom-element", Foo); + let element = document.createElement("test-custom-element"); + is(element instanceof HTMLUnknownElement, true, "It should be a HTMLUnknownElement when uncatchable exception throws in constructor"); + ok(true, "Uncatchable exception should not report"); + SimpleTest.finish(); +}); + +</script> +</body> +</html> |