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