| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8" /> |
| <title>Resource Timing connection reuse</title> |
| <link rel="author" title="Google" href="http://www.google.com/" /> |
| <link rel="help" href="https://www.w3.org/TR/resource-timing/#dom-performanceresourcetiming-initiatortype"/> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/webperftestharness.js"></script> |
| <script src="resources/webperftestharnessextension.js"></script> |
| <script> |
| setup({explicit_done: true}); |
| let iframe; |
| let d; |
| let body; |
| |
| // Explicitly test the namespace before we start testing. |
| test_namespace('getEntriesByType'); |
| |
| function setup_iframe() { |
| iframe = document.getElementById('frameContext'); |
| d = iframe.contentWindow.document; |
| iframe.addEventListener('load', onload_test, false); |
| } |
| |
| function onload_test() { |
| if (window.performance.getEntriesByType === undefined) { |
| done(); |
| return; |
| } |
| const context = new PerformanceContext(iframe.contentWindow.performance); |
| const entries = context.getEntriesByType('resource'); |
| |
| // When a persistent connection is used, follow-on resources should be included as PerformanceResourceTiming objects. |
| test_equals(entries.length, 2, 'There should be 2 PerformanceEntries'); |
| |
| if (entries.length >= 2) { |
| // When a persistent connection is used, for the resource that reuses the socket, connectStart and connectEnd should have the same value as fetchStart. |
| const entry = entries[1]; |
| test_equals(entry.fetchStart, entry.connectStart, 'connectStart and fetchStart should be the same'); |
| test_equals(entry.fetchStart, entry.connectEnd, 'connectEnd and fetchStart should be the same'); |
| if(!window.isSecureConnection) { |
| test_equals(entry.secureConnectionStart, 0, 'secureConnectStart should be zero'); |
| } |
| test_equals(entry.fetchStart, entry.domainLookupStart, 'domainLookupStart and fetchStart should be the same') |
| test_equals(entry.fetchStart, entry.domainLookupEnd, 'domainLookupEnd and fetchStart should be the same') |
| } |
| |
| done(); |
| } |
| |
| window.setup_iframe = setup_iframe; |
| </script> |
| </head> |
| <body> |
| <h1>Description</h1> |
| <p>This test validates that connectStart and connectEnd are the same when a connection is reused (e.g. when a persistent connection is used).</p> |
| <div id="log"></div> |
| <iframe id="frameContext" src="resources/fake_responses.html"></iframe> |
| </body> |
| </html> |
