36 lines
1.5 KiB
HTML
36 lines
1.5 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_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("#1").finished;
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let back_destination;
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navigation.addEventListener("navigate", t.step_func(e => {
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back_destination = e.destination;
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assert_equals(back_destination.index, start_index);
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}), { once: true });
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await navigation.back().finished;
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// Disposing the destination entry of back_destination should update
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// back_destination.index, even though back_destination's navigation has
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// completed.
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await navigation.navigate("#clobber_back", { history: "replace" }).finished;
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assert_equals(back_destination.index, -1);
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navigation.addEventListener("navigate", t.step_func(e => {
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assert_equals(e.destination.index, start_index + 1);
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// Dispose the destination entry and destination.index should update.
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navigation.navigate("#clobber_forward");
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assert_equals(e.destination.index, -1);
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}), { once: true });
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await assertBothRejectDOM(t, navigation.forward(), "AbortError");
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}, "navigate event destination.index should be dynamic");
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</script>
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