| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/preload/resources/preload_helper.js"></script> |
| <script> |
| var t = async_test('Makes sure that Link headers preload resources and block window.onload after resource discovery'); |
| </script> |
| <body> |
| <style> |
| #background { |
| width: 200px; |
| height: 200px; |
| background-image: url(resources/square.png?background); |
| } |
| </style> |
| <link rel="stylesheet" href="resources/dummy.css?link-header-preload-delay-onload"> |
| <script src="resources/dummy.js?link-header-preload-delay-onload"></script> |
| <div id="background"></div> |
| <script> |
| document.write('<img src="resources/square.png?link-header-preload-delay-onload">'); |
| window.addEventListener("load", t.step_func(function() { |
| verifyPreloadAndRTSupport(); |
| var entries = performance.getEntriesByType("resource"); |
| var found_background_first = false; |
| for (var i = 0; i < entries.length; ++i) { |
| var entry = entries[i]; |
| if (entry.name.indexOf("square") != -1) { |
| if (entry.name.indexOf("background") != -1) |
| found_background_first = true; |
| break; |
| } |
| } |
| assert_true(found_background_first); |
| verifyNumberOfDownloads("resources/square.png?link-header-preload-delay-onload", 1); |
| verifyNumberOfDownloads("resources/square.png?background", 1); |
| verifyNumberOfDownloads("resources/dummy.js?link-header-preload-delay-onload", 1); |
| verifyNumberOfDownloads("resources/dummy.css?link-header-preload-delay-onload", 1); |
| t.done(); |
| })); |
| </script> |
