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77 lines
3.1 KiB
JavaScript
77 lines
3.1 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/**
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* Tests that when using an older server (< Fx40) where the profiler actor does not
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* have the `filterable` trait, the samples are filtered by time on the client, rather
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* than the more performant platform code.
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*/
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const WAIT_TIME = 1000; // ms
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function* spawnTest() {
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let { panel } = yield initPerformance(SIMPLE_URL);
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let { gFront: front, gTarget: target } = panel.panelWin;
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let connection = getPerformanceActorsConnection(target);
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// Explicitly override the profiler's trait `filterable`
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connection._profiler.traits.filterable = false;
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// Ugly, but we need to also not send the startTime to the server
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// so we don't filter it both on the server and client
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let request = target.client.request;
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target.client.request = (data, res) => {
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// Copy so we don't destructively change the request object, as we use
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// the startTime on this object for filtering in the callback
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let newData = merge({}, data, { startTime: void 0 });
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request.call(target.client, newData, res);
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};
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// Perform the first recording...
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let firstRecording = yield front.startRecording();
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let firstRecordingStartTime = firstRecording._profilerStartTime;
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info("Started profiling at: " + firstRecordingStartTime);
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busyWait(WAIT_TIME); // allow the profiler module to sample some cpu activity
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yield front.stopRecording(firstRecording);
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is(firstRecordingStartTime, 0,
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"The profiling start time should be 0 for the first recording.");
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ok(firstRecording.getDuration() >= WAIT_TIME,
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"The first recording duration is correct.");
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// Perform the second recording...
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let secondRecording = yield front.startRecording();
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let secondRecordingStartTime = secondRecording._profilerStartTime;
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info("Started profiling at: " + secondRecordingStartTime);
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busyWait(WAIT_TIME); // allow the profiler module to sample more cpu activity
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yield front.stopRecording(secondRecording);
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let secondRecordingProfile = secondRecording.getProfile();
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let secondRecordingSamples = secondRecordingProfile.threads[0].samples.data;
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isnot(secondRecording._profilerStartTime, 0,
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"The profiling start time should not be 0 on the second recording.");
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ok(secondRecording.getDuration() >= WAIT_TIME,
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"The second recording duration is correct.");
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const TIME_SLOT = secondRecordingProfile.threads[0].samples.schema.time;
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info("Second profile's first sample time: " + secondRecordingSamples[0][TIME_SLOT]);
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ok(secondRecordingSamples[0][TIME_SLOT] < secondRecordingStartTime,
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"The second recorded sample times were normalized.");
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ok(secondRecordingSamples[0][TIME_SLOT] > 0,
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"The second recorded sample times were normalized correctly.");
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ok(!secondRecordingSamples.find(e => e[TIME_SLOT] + secondRecordingStartTime <= firstRecording.getDuration()),
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"There should be no samples from the first recording in the second one, " +
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"even though the total number of frames did not overflow.");
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target.client.request = request;
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yield teardown(panel);
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finish();
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}
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