test_current_inner_window.html (2063B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>Test that current inner window checks are correct after navigations/discards</title> 6 <script src="/tests/SimpleTest/SimpleTest.js"></script> 7 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> 8 </head> 9 <body> 10 11 <iframe id="frame"></iframe> 12 13 <script type="application/javascript"> 14 "use strict"; 15 16 const TEST_FILE = "file_current_inner_window.html"; 17 const BASE_PATH = location.pathname.replace(/[^\/]+$/, ""); 18 19 let frame = document.getElementById("frame"); 20 21 function loadInFrame(url) { 22 return new Promise(resolve => { 23 frame.addEventListener("load", resolve, { once: true }); 24 frame.contentWindow.location = url; 25 }); 26 } 27 28 add_task(async function() { 29 await loadInFrame(TEST_FILE); 30 31 // Store the check function from the window before we navigate. After that, 32 // its bare word property accesses will continue referring to the same inner 33 // window no matter how many times the frame navigates. 34 let check1 = frame.contentWindow.isCurrentWinnerWindow; 35 ok(check1(), 36 "Initial inner window should be current before we navigate away"); 37 38 await loadInFrame(`http://example.com/${BASE_PATH}/${TEST_FILE}`); 39 ok(!check1(), 40 "Initial inner window should no longer be current after we navigate away"); 41 await SpecialPowers.spawn(frame, [], () => { 42 Assert.ok(this.content.wrappedJSObject.isCurrentWinnerWindow(), 43 "Remote inner window should be current after before we navigate away"); 44 }); 45 46 await loadInFrame(TEST_FILE); 47 ok(!check1(), 48 "Initial inner window should still not be current after we back to current process"); 49 let check2 = frame.contentWindow.isCurrentWinnerWindow; 50 ok(check2(), 51 "Second in-process inner window should be current before we remove the frame"); 52 53 frame.remove(); 54 ok(!check1(), 55 "Initial inner window should still not be current after we remove the frame"); 56 ok(check2(), 57 "Second in-process inner window should still be current after we remove the frame"); 58 }); 59 </script> 60 </body> 61 </html>