| <!doctype html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <iframe id="i" src="/common/blank.html"></iframe> |
| <script> |
| async_test(t => { |
| // Wait for after the load event so that the navigation doesn't get converted |
| // into a replace navigation. |
| window.onload = () => t.step_timeout(() => { |
| assert_equals(navigation.entries().length, 1); |
| assert_equals(i.contentWindow.navigation.entries().length, 1); |
| navigation.navigate("#top"); |
| assert_equals(navigation.entries().length, 2); |
| assert_equals(i.contentWindow.navigation.entries().length, 1); |
| i.contentWindow.navigation.navigate("#1"); |
| assert_equals(navigation.entries().length, 2); |
| assert_equals(i.contentWindow.navigation.entries().length, 2); |
| assert_equals(navigation.currentEntry.index, 1); |
| assert_equals(i.contentWindow.navigation.currentEntry.index, 1); |
| assert_true(navigation.canGoBack); |
| assert_true(i.contentWindow.navigation.canGoBack); |
| |
| // There are 2 joint session history entries containing the iframe's |
| // previous key. Navigate to the nearest one (which navigates the iframe |
| // but not the top window). |
| i.contentWindow.navigation.back().committed.then(t.step_func_done(() => { |
| assert_equals(navigation.currentEntry.index, 1); |
| assert_equals(i.contentWindow.navigation.currentEntry.index, 0); |
| })); |
| }, 0); |
| }, "navigation.back() goes to the nearest back entry"); |
| </script> |
