This is a testharness.js-based test.
Found 51 tests; 50 PASS, 1 FAIL, 0 TIMEOUT, 0 NOTRUN.
PASS Performance interface: operation clearResourceTimings()
PASS Performance interface: operation setResourceTimingBufferSize(unsigned long)
PASS Performance interface: attribute onresourcetimingbufferfull
PASS Performance interface: window.performance must inherit property "clearResourceTimings()" with the proper type
PASS Performance interface: window.performance must inherit property "setResourceTimingBufferSize(unsigned long)" with the proper type
PASS Performance interface: calling setResourceTimingBufferSize(unsigned long) on window.performance with too few arguments must throw TypeError
PASS Performance interface: window.performance must inherit property "onresourcetimingbufferfull" with the proper type
PASS PerformanceResourceTiming interface: existence and properties of interface object
PASS PerformanceResourceTiming interface object length
PASS PerformanceResourceTiming interface object name
PASS PerformanceResourceTiming interface: existence and properties of interface prototype object
PASS PerformanceResourceTiming interface: existence and properties of interface prototype object's "constructor" property
PASS PerformanceResourceTiming interface: attribute initiatorType
PASS PerformanceResourceTiming interface: attribute nextHopProtocol
PASS PerformanceResourceTiming interface: attribute workerStart
PASS PerformanceResourceTiming interface: attribute redirectStart
PASS PerformanceResourceTiming interface: attribute redirectEnd
PASS PerformanceResourceTiming interface: attribute fetchStart
PASS PerformanceResourceTiming interface: attribute domainLookupStart
PASS PerformanceResourceTiming interface: attribute domainLookupEnd
PASS PerformanceResourceTiming interface: attribute connectStart
PASS PerformanceResourceTiming interface: attribute connectEnd
PASS PerformanceResourceTiming interface: attribute secureConnectionStart
PASS PerformanceResourceTiming interface: attribute requestStart
PASS PerformanceResourceTiming interface: attribute responseStart
PASS PerformanceResourceTiming interface: attribute responseEnd
PASS PerformanceResourceTiming interface: attribute transferSize
PASS PerformanceResourceTiming interface: attribute encodedBodySize
PASS PerformanceResourceTiming interface: attribute decodedBodySize
FAIL PerformanceResourceTiming interface: operation toJSON() assert_own_property: interface prototype object missing non-static operation expected property "toJSON" missing
PASS PerformanceResourceTiming must be primary interface of window.performance.getEntriesByType('resource')[0]
PASS Stringification of window.performance.getEntriesByType('resource')[0]
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "initiatorType" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "nextHopProtocol" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "workerStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "redirectStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "redirectEnd" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "fetchStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "domainLookupStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "domainLookupEnd" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "connectStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "connectEnd" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "secureConnectionStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "requestStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "responseStart" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "responseEnd" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "transferSize" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "encodedBodySize" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "decodedBodySize" with the proper type
PASS PerformanceResourceTiming interface: window.performance.getEntriesByType('resource')[0] must inherit property "toJSON()" with the proper type
PASS Test default toJSON operation of PerformanceResourceTiming
Harness: the test ran to completion.