tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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performance-tojson.html (2583B)

      1 <!doctype html>
      2 <html>
      3 <head>
      4 <script src="/resources/testharness.js"></script>
      5 <script src="/resources/testharnessreport.js"></script>
      6 </head>
      7 <body>
      8 <script>
      9 
     10 test(() => {
     11  // Check Performance attributes.
     12  assert_equals(typeof(performance.toJSON), 'function');
     13  const json = performance.toJSON();
     14  assert_equals(typeof(json), 'object');
     15  assert_equals(json.timeOrigin, performance.timeOrigin,
     16    'performance.toJSON().timeOrigin should match performance.timeOrigin');
     17 
     18  // Check PerformanceTiming toJSON.
     19  const jsonTiming = json.timing;
     20  const timing = performance.timing;
     21  assert_equals(typeof(timing.toJSON), 'function');
     22  const timingJSON = timing.toJSON();
     23  assert_equals(typeof(timingJSON), 'object');
     24  // Check PerformanceTiming attributes, from both:
     25  // 1) |jsonTiming| from  Performance.
     26  // 2) |timingJSON| from PerformanceTiming.
     27  const performanceTimingKeys = [
     28    'navigationStart',
     29    'unloadEventStart',
     30    'unloadEventEnd',
     31    'redirectStart',
     32    'redirectEnd',
     33    'fetchStart',
     34    'domainLookupStart',
     35    'domainLookupEnd',
     36    'connectStart',
     37    'connectEnd',
     38    'secureConnectionStart',
     39    'requestStart',
     40    'responseStart',
     41    'responseEnd',
     42    'domLoading',
     43    'domInteractive',
     44    'domContentLoadedEventStart',
     45    'domContentLoadedEventEnd',
     46    'domComplete',
     47    'loadEventStart',
     48    'loadEventEnd'
     49  ];
     50  for (const key of performanceTimingKeys) {
     51    assert_equals(jsonTiming[key], timing[key],
     52      `performance.toJSON().timing.${key} should match performance.timing.${key}`);
     53    assert_equals(timingJSON[key], timing[key],
     54      `performance.timing.toJSON().${key} should match performance.timing.${key}`);
     55  }
     56 
     57  // Check PerformanceNavigation toJSON.
     58  const jsonNavigation = json.navigation;
     59  const navigation = performance.navigation;
     60  assert_equals(typeof(navigation.toJSON), 'function');
     61  const navigationJSON = navigation.toJSON();
     62  assert_equals(typeof(navigationJSON), 'object');
     63  // Check PerformanceNavigation attributes, from both:
     64  // 1) |jsonNavigation| from  Performance.
     65  // 2) |navigationJSON| from PerformanceNavigation.
     66  let performanceNavigationKeys = ['type', 'redirectCount'];
     67  for (const key of performanceNavigationKeys) {
     68    assert_equals(jsonNavigation[key], navigation[key],
     69      `performance.toJSON().navigation.${key} should match performance.navigation.${key}`);
     70    assert_equals(navigationJSON[key], navigation[key],
     71      `performance.navigation.toJSON().${key} should match performance.navigation.${key}`);
     72  }
     73 }, 'Test performance.toJSON()');
     74 </script>
     75 </body>
     76 </html>