115 lines
3.1 KiB
JavaScript
115 lines
3.1 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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add_task(async () => {
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info(
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"Checking that the profiler can fetch the information about the active " +
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"configuration that is being used to power the profiler."
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);
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equal(
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Services.profiler.activeConfiguration,
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null,
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"When the profile is off, there is no active configuration."
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);
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{
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info("Start the profiler.");
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const entries = 10000;
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const interval = 1;
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const threads = ["GeckoMain"];
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const features = ["js"];
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const activeTabID = 123;
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await Services.profiler.StartProfiler(
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entries,
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interval,
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features,
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threads,
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activeTabID
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);
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info("Generate the activeConfiguration.");
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const { activeConfiguration } = Services.profiler;
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const expectedConfiguration = {
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interval,
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threads,
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features,
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activeTabID,
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// The buffer is created as a power of two that can fit all of the entires
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// into it. If the ratio of entries to buffer size ever changes, this setting
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// will need to be updated.
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capacity: Math.pow(2, 14),
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};
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deepEqual(
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activeConfiguration,
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expectedConfiguration,
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"The active configuration matches configuration given."
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);
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info("Get the profile.");
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const profile = Services.profiler.getProfileData();
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deepEqual(
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profile.meta.configuration,
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expectedConfiguration,
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"The configuration also matches on the profile meta object."
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);
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}
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{
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const entries = 20000;
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const interval = 0.5;
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const threads = ["GeckoMain", "DOM Worker"];
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const features = [];
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const activeTabID = 111;
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const duration = 20;
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info("Restart the profiler with a new configuration.");
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await Services.profiler.StartProfiler(
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entries,
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interval,
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features,
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threads,
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activeTabID,
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// Also start it with duration, this property is optional.
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duration
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);
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info("Generate the activeConfiguration.");
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const { activeConfiguration } = Services.profiler;
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const expectedConfiguration = {
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interval,
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threads,
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features,
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activeTabID,
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duration,
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// The buffer is created as a power of two that can fit all of the entires
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// into it. If the ratio of entries to buffer size ever changes, this setting
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// will need to be updated.
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capacity: Math.pow(2, 15),
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};
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deepEqual(
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activeConfiguration,
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expectedConfiguration,
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"The active configuration matches the new configuration."
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);
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info("Get the profile.");
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const profile = Services.profiler.getProfileData();
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deepEqual(
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profile.meta.configuration,
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expectedConfiguration,
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"The configuration also matches on the profile meta object."
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);
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}
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await Services.profiler.StopProfiler();
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equal(
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Services.profiler.activeConfiguration,
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null,
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"When the profile is off, there is no active configuration."
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);
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});
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