| <!DOCTYPE HTML> |
| <meta charset=utf-8> |
| <title>User Timing: L2 APIs return null</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <p>User Timing: L2 APIs return null</p> |
| <div id="log"></div> |
| <script> |
| async_test(function (t) { |
| self.performance.clearMeasures(); |
| const measure = self.performance.measure("measure1"); |
| assert_equals(measure, null); |
| t.done(); |
| }, "L2: performance.measure(name) should return null."); |
| |
| async_test(function (t) { |
| self.performance.clearMeasures(); |
| self.performance.mark("1"); |
| const measure = self.performance.measure("measure2", 1); |
| assert_equals(measure, null); |
| t.done(); |
| }, "L2: performance.measure(name, param1) should return null."); |
| |
| async_test(function (t) { |
| self.performance.clearMeasures(); |
| self.performance.mark("1"); |
| self.performance.mark("2"); |
| const measure = self.performance.measure("measure3", 1, 2); |
| assert_equals(measure, null); |
| t.done(); |
| }, "L2: performance.measure(name, param1, param2) should return null."); |
| |
| async_test(function (t) { |
| self.performance.clearMarks(); |
| const mark = self.performance.mark("mark1"); |
| assert_equals(mark, null); |
| t.done(); |
| }, "L2: performance.mark(name) should return null."); |
| |
| async_test(function (t) { |
| self.performance.clearMarks(); |
| const mark = self.performance.mark("mark2", { startTime: 34 }); |
| assert_equals(mark, null); |
| t.done(); |
| }, "L2: performance.mark(name, param) should return null."); |
| </script> |
