43 lines
1.9 KiB
HTML
43 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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<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("#foo").committed;
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assert_equals(navigation.entries().length, start_length + 1);
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let oncurrententrychange_back_called = false;
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let back_committed = false;
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navigation.oncurrententrychange = t.step_func(e => {
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oncurrententrychange_back_called = true;
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assert_equals(e.from, navigation.entries()[start_index + 1]);
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assert_equals(e.navigationType, "traverse");
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assert_equals(navigation.currentEntry.index, start_index);
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assert_false(back_committed);
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});
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let back_result = navigation.back();
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assert_false(oncurrententrychange_back_called);
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await back_result.committed.then(() => back_committed = true);
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assert_true(oncurrententrychange_back_called);
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let oncurrententrychange_forward_called = false;
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let forward_committed = false;
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navigation.oncurrententrychange = t.step_func(e => {
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oncurrententrychange_forward_called = true;
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assert_equals(e.from, navigation.entries()[start_index]);
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assert_equals(e.navigationType, "traverse");
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assert_equals(navigation.currentEntry.index, start_index + 1);
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assert_false(forward_committed);
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});
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let forward_result = navigation.forward();
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assert_false(oncurrententrychange_forward_called);
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await forward_result.committed.then(() => forward_committed = true);
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assert_true(oncurrententrychange_forward_called);
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}, "currententrychange fires for same-document navigation.back() and navigation.forward()");
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</script>
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