29 lines
1.1 KiB
HTML
29 lines
1.1 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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<script src="../navigation-methods/return-value/resources/helpers.js"></script>
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<script>
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promise_test(async t => {
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let start_length = navigation.entries().length;
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let start_index = navigation.currentEntry.index;
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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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await navigation.navigate("#").finished;
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assert_equals(navigation.entries().length, start_length + 1);
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assert_equals(navigation.currentEntry.index, start_index + 1);
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navigation.onnavigate = e => e.preventDefault();
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navigation.onnavigateerror = t.step_func(e => {
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assert_equals(e.constructor, ErrorEvent);
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assert_equals(e.filename, location.href);
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navigateerror_called = true;
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});
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await assertBothRejectDOM(t, navigation.back(), "AbortError");
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assert_equals(navigation.currentEntry.index, start_index + 1);
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assert_true(navigateerror_called);
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}, "navigation.back() same-document preventDefault");
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</script>
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