activation-traverse-then-clobber.html (2636B)
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 promise_test(async t => { 7 // Wait for after the load event so that the navigation doesn't get converted 8 // into a replace navigation. 9 await new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0)); 10 11 i.contentWindow.navigation.navigate("/common/blank.html?a"); 12 await new Promise(resolve => i.onload = () => t.step_timeout(resolve, 0)); 13 14 assert_equals(i.contentWindow.navigation.entries().length, 2); 15 16 i.contentWindow.navigation.back(); 17 await new Promise(resolve => i.onload = () => t.step_timeout(resolve, 0)); 18 19 // activation.entry is the current entry. activation.from is the entry the 20 // traverse came from. 21 assert_equals(i.contentWindow.navigation.entries().length, 2); 22 assert_equals(i.contentWindow.navigation.activation.entry, i.contentWindow.navigation.currentEntry); 23 assert_equals(i.contentWindow.navigation.activation.entry.index, 0); 24 assert_equals(i.contentWindow.navigation.activation.from, 25 i.contentWindow.navigation.entries()[1]); 26 assert_equals(i.contentWindow.navigation.activation.navigationType, "traverse"); 27 28 let from_key_before_push = i.contentWindow.navigation.activation.from.key; 29 let from_id_before_push = i.contentWindow.navigation.activation.from.id; 30 let from_url_before_push = i.contentWindow.navigation.activation.from.url; 31 await i.contentWindow.navigation.navigate("/common/blank.html#fragment").finished; 32 33 // pushing same document will not change activation.entry, but it will cut 34 // activation.from out of the entries array. Its parameters should not change 35 //except for its index, which becomes -1. 36 assert_equals(i.contentWindow.navigation.entries().length, 2); 37 assert_equals(i.contentWindow.navigation.activation.entry, i.contentWindow.navigation.entries()[0]); 38 assert_equals(i.contentWindow.navigation.activation.entry.index, 0); 39 assert_not_equals(i.contentWindow.navigation.activation.from, 40 i.contentWindow.navigation.entries()[1]); 41 assert_equals(i.contentWindow.navigation.activation.from.key, from_key_before_push); 42 assert_equals(i.contentWindow.navigation.activation.from.id, from_id_before_push); 43 assert_equals(i.contentWindow.navigation.activation.from.url, from_url_before_push); 44 assert_equals(i.contentWindow.navigation.activation.from.index, -1); 45 assert_equals(i.contentWindow.navigation.activation.navigationType, "traverse"); 46 }, "navigation.activation - traverse, then push same-document"); 47 </script>