gecko/devtools/server/tests/browser/browser_markers-minor-gc.js

33 lines
1001 B
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Test that we get "MinorGC" markers when we continue to steadily allocate
* objects.
*/
const { PerformanceFront } = require("devtools/server/actors/performance");
add_task(function*() {
// This test runs very slowly on linux32 debug EC2 instances.
requestLongerTimeout(2);
let doc = yield addTab(MAIN_DOMAIN + "doc_allocations.html");
initDebuggerServer();
let client = new DebuggerClient(DebuggerServer.connectPipe());
let form = yield connectDebuggerClient(client);
let front = PerformanceFront(client, form);
yield front.connect();
let rec = yield front.startRecording({ withMarkers: true });
let markers = yield waitForMarkerType(front, ["MinorGC"]);
yield front.stopRecording(rec);
ok(markers.some(m => m.name === "MinorGC" && m.causeName),
"got some MinorGC markers");
yield closeDebuggerClient(client);
gBrowser.removeCurrentTab();
});