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<!doctype html>
<html>
<head>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<script>
test(() => {
// Check Performance attributes.
assert_equals(typeof(performance.toJSON), 'function');
const json = performance.toJSON();
assert_equals(typeof(json), 'object');
assert_equals(json.timeOrigin, performance.timeOrigin,
'performance.toJSON().timeOrigin should match performance.timeOrigin');
// Check PerformanceTiming toJSON.
const jsonTiming = json.timing;
const timing = performance.timing;
assert_equals(typeof(timing.toJSON), 'function');
const timingJSON = timing.toJSON();
assert_equals(typeof(timingJSON), 'object');
// Check PerformanceTiming attributes, from both:
// 1) |jsonTiming| from Performance.
// 2) |timingJSON| from PerformanceTiming.
const performanceTimingKeys = [
'navigationStart',
'unloadEventStart',
'unloadEventEnd',
'redirectStart',
'redirectEnd',
'fetchStart',
'domainLookupStart',
'domainLookupEnd',
'connectStart',
'connectEnd',
'secureConnectionStart',
'requestStart',
'responseStart',
'responseEnd',
'domLoading',
'domInteractive',
'domContentLoadedEventStart',
'domContentLoadedEventEnd',
'domComplete',
'loadEventStart',
'loadEventEnd'
];
for (const key of performanceTimingKeys) {
assert_equals(jsonTiming[key], timing[key],
`performance.toJSON().timing.${key} should match performance.timing.${key}`);
assert_equals(timingJSON[key], timing[key],
`performance.timing.toJSON().${key} should match performance.timing.${key}`);
}
// Check PerformanceNavigation toJSON.
const jsonNavigation = json.navigation;
const navigation = performance.navigation;
assert_equals(typeof(navigation.toJSON), 'function');
const navigationJSON = navigation.toJSON();
assert_equals(typeof(navigationJSON), 'object');
// Check PerformanceNavigation attributes, from both:
// 1) |jsonNavigation| from Performance.
// 2) |navigationJSON| from PerformanceNavigation.
let performanceNavigationKeys = ['type', 'redirectCount'];
for (const key of performanceNavigationKeys) {
assert_equals(jsonNavigation[key], navigation[key],
`performance.toJSON().navigation.${key} should match performance.navigation.${key}`);
assert_equals(navigationJSON[key], navigation[key],
`performance.navigation.toJSON().${key} should match performance.navigation.${key}`);
}
}, 'Test performance.toJSON()');
</script>
</body>
</html>
|
