<!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>
