<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>functionality test of window.performance.mark</title> <link rel="author" title="Intel" href="http://www.intel.com/" /> <link rel="help" href="http://www.w3.org/TR/user-timing/#extensions-performance-interface"/> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="/common/performance-timeline-utils.js"></script> <script src="resources/webperftestharness.js"></script> <script src="resources/webperftestharnessextension.js"></script> <script> setup({ explicit_done: true }); function onload_test() { const entrylist_checker = new performance_entrylist_checker('mark'); const string_mark_names = mark_names.map(function (x) { return String(x)}); test_equals(performance.getEntriesByType("mark").length, 0, 'There should be ' + 0 + ' marks'); mark_names.forEach(function(name) { performance.mark(name); }); let mark_entrylist = performance.getEntriesByType('mark'); entrylist_checker.entrylist_check(mark_entrylist, mark_names.length, string_mark_names, 'Checking all entries.'); for (let i = 0; i < mark_entrylist.length; ++i) { const mark_entrylist_by_name = performance.getEntriesByName(mark_entrylist[i].name, 'mark'); entrylist_checker.entrylist_check(mark_entrylist_by_name, 1, string_mark_names, 'First loop: checking entry of name "' + mark_entrylist[i].name + '".'); } mark_names.forEach(function(name) { performance.mark(name); }); mark_entrylist = performance.getEntriesByType('mark'); entrylist_checker.entrylist_check(mark_entrylist, mark_names.length * 2, string_mark_names, 'Checking all doubly marked entries.'); for (let i = 0; i < mark_entrylist.length; ++i) { const mark_entrylist_by_name = performance.getEntriesByName(mark_entrylist[i].name, 'mark'); entrylist_checker.entrylist_check(mark_entrylist_by_name, 2, string_mark_names, 'Second loop step ' + i + ': checking entries of name "' + mark_entrylist[i].name + '".'); } done(); } </script> </head> <body onload=onload_test()> <h1>Description</h1> <p>This test validates functionality of the interface window.performance.mark.</p> <div id="log"></div> </body> </html>