73 lines
3.4 KiB
HTML
73 lines
3.4 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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// 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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let start_length = navigation.entries().length;
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let start_index = navigation.currentEntry.index;
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location.hash = "#1";
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location.hash = "#2";
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location.hash = "#3";
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assert_equals(navigation.entries().length, start_length + 3);
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const [entry0, entry1, entry2, entry3] = navigation.entries().slice(start_index);
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assert_equals((new URL(entry2.url)).hash, "#2");
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assert_equals((new URL(entry3.url)).hash, "#3");
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let dispose2Called = false;
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entry2.ondispose = t.step_func(e => {
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dispose2Called = true;
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assert_equals(e.constructor, Event);
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assert_equals(e.bubbles, false);
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assert_equals(e.cancelable, false);
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assert_equals(e.composed, false);
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assert_array_equals(
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navigation.entries().slice(start_index),
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[entry0, entry1, navigation.currentEntry],
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"entries() is updated during dispose for entry 2");
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assert_not_equals(navigation.currentEntry, entry1, "current entry must be updated during dispose for entry 3");
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assert_true(navigation.canGoBack, "canGoBack is still true during dispose for entry 2");
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assert_false(navigation.canGoForward, "canGoForward is still false during beforedispose for entry 2");
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assert_equals(navigation.transition.navigationType, "push", "transition navigationType during dispose for entry 2");
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assert_equals(navigation.transition.from, entry1, "transition from during dispose for entry 2");
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assert_equals(location.hash, "#fork", "location.hash is updated during dispose for entry 2");
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});
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entry3.addEventListener("dispose", t.step_func_done(e => {
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assert_true(dispose2Called, "dispose for entry 2 must have happened before entry 3");
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assert_array_equals(
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navigation.entries().slice(start_index),
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[entry0, entry1, navigation.currentEntry],
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"entries() is updated during dispose for entry 3");
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assert_not_equals(navigation.currentEntry, entry1, "current entry must be updated during dispose for entry 3");
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assert_true(navigation.canGoBack, "canGoBack is still true during dispose for entry 3");
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assert_false(navigation.canGoForward, "canGoForward is still false during beforedispose for entry 3");
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assert_equals(navigation.transition.navigationType, "push", "transition navigationType during dispose for entry 3");
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assert_equals(navigation.transition.from, entry1, "transition from during dispose for entry 3");
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assert_equals(location.hash, "#fork", "location.hash is updated during dispose for entry 3");
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}));
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await navigation.traverseTo(entry1.key).committed;
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navigation.addEventListener("navigate", e => {
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e.intercept();
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});
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navigation.navigate("#fork");
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assert_equals(navigation.entries().length, start_length + 2);
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const [finalEntry0, finalEntry1, finalEntry2] = navigation.entries().slice(start_index);
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assert_equals(finalEntry0, entry0);
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assert_equals(finalEntry1, entry1);
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assert_not_equals(finalEntry2, entry2);
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assert_equals(navigation.currentEntry, finalEntry2);
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assert_equals((new URL(finalEntry2.url)).hash, "#fork");
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}, "dispose events when forward-pruning same-document entries");
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</script>
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