37 lines
1.6 KiB
HTML
37 lines
1.6 KiB
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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<iframe id="iframe" src="/common/blank.html"></iframe>
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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(r => window.onload = () => t.step_timeout(r, 0));
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iframe.contentWindow.location.search = "?1";
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await new Promise(r => iframe.onload = () => t.step_timeout(r, 0));
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const keyFor1 = iframe.contentWindow.navigation.currentEntry.key;
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iframe.contentWindow.location.search = "?2";
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await new Promise(r => iframe.onload = () => t.step_timeout(r, 0));
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iframe.contentWindow.location.search = "?3";
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await new Promise(r => iframe.onload = () => t.step_timeout(r, 0));
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iframe.contentWindow.navigation.traverseTo(keyFor1);
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await new Promise(r => iframe.onload = () => t.step_timeout(r, 0));
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assert_equals((new URL(iframe.contentWindow.location.href)).search, "?1");
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assert_equals(iframe.contentWindow.navigation.entries().length, 4);
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const [, entry2, entry3] = iframe.contentWindow.navigation.entries();
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entry2.ondispose = t.unreached_func("entry2 dispose must not fire");
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entry2.addEventListener("dispose", t.unreached_func("entry3 dispose must not fire"));
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iframe.contentWindow.navigation.navigate("/common/blank.html?fork");
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await new Promise(r => iframe.onload = r);
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// Test passes if we reached this point with no dispose events firing.
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}, "No dispose events are fired due to cross-document forward pruning");
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</script>
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