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21 lines
783 B
HTML
21 lines
783 B
HTML
<!doctype html>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<body>
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<div style="height: 1000px; width: 1000px;"></div>
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<div id="frag"></div>
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<script>
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promise_test(async t => {
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// Wait for after the load event so that the navigation doesn't get converted
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// into a replace navigation.
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await new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0));
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navigation.addEventListener("navigate", t.step_func(e => {
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e.intercept();
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e.preventDefault();
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assert_throws_dom("InvalidStateError", () => e.scroll());
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}), { once : true });
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await promise_rejects_dom(t, "AbortError", navigation.navigate("#frag").finished);
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}, "scroll: scroll() should throw after preventDefault");
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</script>
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</body>
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