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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
*/
const { TelemetryController } = ChromeUtils.importESModule(
"resource://gre/modules/TelemetryController.sys.mjs"
);
const { ContentTaskUtils } = ChromeUtils.importESModule(
"resource://testing-common/ContentTaskUtils.sys.mjs"
);
const RDD_ONLY_UINT_SCALAR = "telemetry.test.rdd_only_uint";
const rddProcessTest = () => {
return Cc["@mozilla.org/rdd-process-test;1"].createInstance(
Ci.nsIRddProcessTest
);
};
/**
* This function waits until rdd scalars are reported into the
* scalar snapshot.
*/
async function waitForRddScalars() {
await ContentTaskUtils.waitForCondition(() => {
const scalars = Telemetry.getSnapshotForScalars("main", false);
return Object.keys(scalars).includes("rdd");
}, "Waiting for rdd scalars to have been set");
}
add_setup(async function setup_telemetry_rdd() {
do_get_profile(true);
await TelemetryController.testSetup();
});
add_task(async function test_scalars_in_rdd_process() {
Telemetry.clearScalars();
const pid = await rddProcessTest().testTelemetryProbes();
info(`Started some RDD: ${pid}`);
// Once scalars are set by the rdd process, they don't immediately get
// sent to the parent process. Wait for the Telemetry IPC Timer to trigger
// and batch send the data back to the parent process.
await waitForRddScalars();
Assert.equal(
Telemetry.getSnapshotForScalars("main", false).rdd[RDD_ONLY_UINT_SCALAR],
42,
`${RDD_ONLY_UINT_SCALAR} must have the correct value (rdd process).`
);
await rddProcessTest().stopProcess();
});
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