| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8" /> |
| <title>Each window object has a unique performance object</title> |
| <link rel="author" title="Microsoft" href="http://www.microsoft.com/" /> |
| <link rel="help" href="http://www.w3.org/TR/navigation-timing/#sec-window.performance-attribute" /> |
| <meta name="assert" content="Each browsing context must have a unique window.performance.timing attribute."/> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/webperftestharness.js"></script> |
| <link rel="stylesheet" href="/resources/testharness.css" /> |
| </head> |
| <body> |
| <h1>Description</h1> |
| <p>This test validates that each window has a unique window.performance object.</p> |
| <iframe id="frameContext" src="resources/blank_page_green.html" style="display:none;";></iframe> |
| <div id="log"></div> |
| <script> |
| test_namespace('timing'); |
| |
| if (performanceNamespace !== undefined) |
| { |
| test_not_equals(performanceNamespace.timing, |
| document.getElementById("frameContext").contentWindow.performance.timing, |
| "Different window objects have unique performance objects"); |
| } |
| </script> |
| </body> |
| </html> |
