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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
/**
* Test that the CPU Speed markers exist if and only if the cpufreq feature
* is enabled.
*/
add_task(async () => {
{
Assert.ok(
Services.profiler.GetAllFeatures().includes("cpufreq"),
"the CPU Frequency feature should exist on all platforms."
);
const shouldBeEnabled = ["win", "linux", "android"].includes(
AppConstants.platform
);
Assert.equal(
Services.profiler.GetFeatures().includes("cpufreq"),
shouldBeEnabled,
"the CPU Frequency feature should only be enabled on some platforms."
);
if (!shouldBeEnabled) {
return;
}
}
{
const { markers, schema } = await runProfilerWithCPUSpeed(["cpufreq"]);
checkSchema(schema, {
name: "CPUSpeed",
tableLabel: "{marker.name} Speed = {marker.data.speed}GHz",
display: ["marker-chart", "marker-table"],
data: [
{
key: "speed",
label: "CPU Speed (GHz)",
format: "string",
},
],
graphs: [
{
key: "speed",
type: "bar",
color: "ink",
},
],
});
Assert.greater(markers.length, 0, "There should be CPU Speed markers");
const names = new Set();
for (let marker of markers) {
names.add(marker.name);
}
let processData = await Services.sysinfo.processInfo;
equal(
names.size,
processData.count,
"We have as many CPU Speed marker names as CPU cores on the machine"
);
}
{
const { markers } = await runProfilerWithCPUSpeed([]);
equal(
markers.length,
0,
"No CPUSpeed markers are found when the cpufreq feature is not turned on " +
"in the profiler."
);
}
});
function getInflatedCPUFreqMarkers(thread) {
const markers = getInflatedMarkerData(thread);
return markers.filter(marker => marker.data?.type === "CPUSpeed");
}
/**
* Start the profiler and get CPUSpeed markers and schema.
*
* @param {Array} features The list of profiler features
* @returns {{
* markers: InflatedMarkers[];
* schema: MarkerSchema;
* }}
*/
async function runProfilerWithCPUSpeed(features) {
const entries = 10000;
const interval = 10;
const threads = [];
await Services.profiler.StartProfiler(entries, interval, features, threads);
const profile = await waitSamplingAndStopAndGetProfile();
const mainThread = profile.threads.find(({ name }) => name === "GeckoMain");
const schema = getSchema(profile, "CPUSpeed");
const markers = getInflatedCPUFreqMarkers(mainThread);
return { schema, markers };
}