testing/web-platform/tests/app-history/navigate/disambigaute-forward.html

   1 <!doctype html>
   2 <script src="/resources/testharness.js"></script>
   3 <script src="/resources/testharnessreport.js"></script>
   4 <iframe id="i" src="/common/blank.html"></iframe>
   5 <script>
   6 async_test(t => {
   7   // Wait for after the load event so that the navigation doesn't get converted
   8   // into a replace navigation.
   9   window.onload = () => t.step_timeout(() => {
  10     assert_equals(navigation.entries().length, 1);
  11     assert_equals(i.contentWindow.navigation.entries().length, 1);
  12     navigation.navigate("#top");
  13     assert_equals(navigation.entries().length, 2);
  14     assert_equals(i.contentWindow.navigation.entries().length, 1);
  15     i.contentWindow.navigation.navigate("#1");
  16     assert_equals(navigation.entries().length, 2);
  17     assert_equals(i.contentWindow.navigation.entries().length, 2);
  18     assert_equals(navigation.currentEntry.index, 1);
  19     assert_equals(i.contentWindow.navigation.currentEntry.index, 1);
  20     assert_true(navigation.canGoBack);
  21     assert_true(i.contentWindow.navigation.canGoBack);
  22
  23     i.contentWindow.navigation.back().committed.then(t.step_func(() => {
  24       assert_equals(navigation.currentEntry.index, 1);
  25       assert_equals(i.contentWindow.navigation.currentEntry.index, 0);
  26       navigation.back().committed.then(t.step_func(() => {
  27         assert_equals(navigation.currentEntry.index, 0);
  28         assert_equals(i.contentWindow.navigation.currentEntry.index, 0);
  29         // There are 2 joint session history entries containing the top window's
  30         // final key. Navigate to the nearest one (which navigates only the
  31         // top window).
  32         navigation.forward().committed.then(t.step_func_done(() => {
  33           assert_equals(navigation.currentEntry.index, 1);
  34           assert_equals(i.contentWindow.navigation.currentEntry.index, 0);
  35         }));
  36       }));
  37     }));
  38   }, 0);
  39 }, "navigation.forward() goes to the nearest forward entry");
  40 </script>