Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Warnings
- This test gets skipped with pattern: tsan
- Manifest: tools/profiler/tests/browser/browser.toml
/* 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 we emit network markers accordingly
*/
add_task(async function test_network_markers() {
Assert.ok(
!Services.profiler.IsActive(),
"The profiler is not currently active"
);
startProfilerForMarkerTests();
const url = BASE_URL_HTTPS + "simple.html?cacheBust=" + Math.random();
await BrowserTestUtils.withNewTab(url, async contentBrowser => {
const contentPid = await SpecialPowers.spawn(
contentBrowser,
[],
() => Services.appinfo.processID
);
const { parentThread, contentThread } = await stopProfilerNowAndGetThreads(
contentPid
);
const parentNetworkMarkers = getInflatedNetworkMarkers(parentThread);
const contentNetworkMarkers = getInflatedNetworkMarkers(contentThread);
info(JSON.stringify(parentNetworkMarkers, null, 2));
info(JSON.stringify(contentNetworkMarkers, null, 2));
Assert.equal(
parentNetworkMarkers.length,
2,
`We should get a pair of network markers in the parent thread.`
);
Assert.equal(
contentNetworkMarkers.length,
2,
`We should get a pair of network markers in the content thread.`
);
const parentStopMarker = parentNetworkMarkers[1];
const contentStopMarker = contentNetworkMarkers[1];
const expectedProperties = {
name: Expect.stringMatches(`Load \\d+:.*${escapeStringRegexp(url)}`),
data: Expect.objectContains({
status: "STATUS_STOP",
URI: url,
requestMethod: "GET",
contentType: "text/html",
startTime: Expect.number(),
endTime: Expect.number(),
domainLookupStart: Expect.number(),
domainLookupEnd: Expect.number(),
connectStart: Expect.number(),
tcpConnectEnd: Expect.number(),
connectEnd: Expect.number(),
requestStart: Expect.number(),
responseStart: Expect.number(),
responseEnd: Expect.number(),
id: Expect.number(),
count: Expect.number(),
pri: Expect.number(),
}),
};
Assert.objectContains(parentStopMarker, expectedProperties);
// The cache information is missing from the content marker, it's only part
Assert.objectContains(parentStopMarker.data, {
// Because the request races with the cache, these 2 values are valid:
// "Missed" when the cache answered before we get a result from the network.
// "Unresolved" when we got a response from the network before the cache subsystem.
cache: Expect.stringMatches(/^(Missed|Unresolved)$/),
});
Assert.objectContains(contentStopMarker, expectedProperties);
});
});