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<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>exception test of performance.mark and performance.measure</title> <meta rel="help" href="https://w3c.github.io/user-timing/#extensions-performance-interface"/> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="resources/webperftestharness.js"></script> </head> <body> <h1>Description</h1> <p>This test validates exception scenarios of invoking mark() and measure() with timing attributes as value.</p> <div id="log"></div> <script> function emit_test(attrName) { test(function() { assert_throws_dom("SyntaxError", function() { window.performance.mark(attrName); }); }, "performance.mark should throw if used with timing attribute " + attrName); } for (var i in timingAttributes) { emit_test(timingAttributes[i]); } function emit_test2(attrName) { test(function() { window.performance.measure(attrName); }, "performance.measure should not throw if used with timing attribute " + attrName); } for (var i in timingAttributes) { emit_test2(timingAttributes[i]); } </script> </body> </html>