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39 lines
1.9 KiB
HTML
39 lines
1.9 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="i" 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(resolve => window.onload = () => t.step_timeout(resolve, 0));
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assert_equals(navigation.entries().length, 1);
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assert_equals(i.contentWindow.navigation.entries().length, 1);
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let initial_key = navigation.currentEntry.key;
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await navigation.navigate("#top1").committed;
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await navigation.navigate("#top2").committed;
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assert_equals(navigation.entries().length, 3);
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assert_equals(i.contentWindow.navigation.entries().length, 1);
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await i.contentWindow.navigation.navigate("#1").committed;
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assert_equals(navigation.entries().length, 3);
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assert_equals(i.contentWindow.navigation.entries().length, 2);
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assert_equals(navigation.currentEntry.index, 2);
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assert_equals(i.contentWindow.navigation.currentEntry.index, 1);
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assert_true(navigation.canGoBack);
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assert_true(i.contentWindow.navigation.canGoBack);
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let final_key = navigation.currentEntry.key;
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await i.contentWindow.navigation.back().committed;
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assert_equals(navigation.currentEntry.index, 2);
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assert_equals(i.contentWindow.navigation.currentEntry.index, 0);
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await navigation.traverseTo(initial_key).committed;
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assert_equals(navigation.currentEntry.index, 0);
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assert_equals(i.contentWindow.navigation.currentEntry.index, 0);
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// There are 2 joint session history entries containing the top window's
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// final key. Navigate to the nearest one (which navigates only the
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// top window).
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await navigation.traverseTo(final_key).committed;
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assert_equals(navigation.currentEntry.index, 2);
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assert_equals(i.contentWindow.navigation.currentEntry.index, 0);
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}, "navigation.traverseTo() goes to the nearest entry when going forward");
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</script>
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