gecko/browser/devtools/performance/test/browser_perf-shared-connection-02.js
2014-10-23 12:47:00 +02:00

40 lines
1.3 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests if the shared PerformanceActorsConnection is only opened once.
*/
let gProfilerConnectionsOpened = 0;
Services.obs.addObserver(profilerConnectionObserver, "performance-actors-connection-opened", false);
function spawnTest () {
let { target, panel } = yield initPerformance(SIMPLE_URL);
is(gProfilerConnectionsOpened, 1,
"Only one profiler connection was opened.");
let sharedConnection = getPerformanceActorsConnection(target);
ok(sharedConnection,
"A shared profiler connection for the current toolbox was retrieved.");
is(sharedConnection._request, panel.panelWin.gFront._request,
"The same shared profiler connection is used by the panel's front.");
yield sharedConnection.open();
is(gProfilerConnectionsOpened, 1,
"No additional profiler connections were opened.");
yield teardown(panel);
finish();
}
function profilerConnectionObserver(subject, topic, data) {
is(topic, "performance-actors-connection-opened", "The correct topic was observed.");
gProfilerConnectionsOpened++;
}
registerCleanupFunction(() => {
Services.obs.removeObserver(profilerConnectionObserver, "performance-actors-connection-opened");
});