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Test Info: Warnings
- This test gets skipped with pattern: os == 'android' OR appname == 'thunderbird'
- Manifest: toolkit/components/nimbus/test/browser/browser.toml
"use strict";
const { ExperimentAPI, _ExperimentFeature: ExperimentFeature } =
const { ExperimentManager } = ChromeUtils.importESModule(
);
const { ExperimentFakes } = ChromeUtils.importESModule(
);
const { TelemetryTestUtils } = ChromeUtils.importESModule(
);
const TELEMETRY_CATEGORY = "normandy";
const TELEMETRY_OBJECT = "nimbus_experiment";
// Included with active experiment information
const EXPERIMENT_TYPE = "nimbus";
const EVENT_FILTER = { category: TELEMETRY_CATEGORY };
add_setup(async function () {
let sandbox = sinon.createSandbox();
// stub the `observe` method to make sure the Experiment Manager
// pref listener doesn't trigger and cause side effects
sandbox.stub(ExperimentManager, "observe");
await SpecialPowers.pushPrefEnv({
set: [["app.shield.optoutstudies.enabled", true]],
});
registerCleanupFunction(async () => {
await SpecialPowers.popPrefEnv();
sandbox.restore();
});
});
add_task(async function test_experiment_enroll_unenroll_Telemetry() {
Services.telemetry.clearEvents();
const cleanup = await ExperimentFakes.enrollWithFeatureConfig({
featureId: "test-feature",
value: { enabled: false },
});
let experiment = ExperimentAPI.getExperiment({
featureId: "test-feature",
});
Assert.ok(experiment.branch, "Should be enrolled in the experiment");
TelemetryTestUtils.assertEvents(
[
{
method: "enroll",
object: TELEMETRY_OBJECT,
value: experiment.slug,
extra: {
experimentType: EXPERIMENT_TYPE,
branch: experiment.branch.slug,
},
},
],
EVENT_FILTER
);
await cleanup();
TelemetryTestUtils.assertEvents(
[
{
method: "unenroll",
object: TELEMETRY_OBJECT,
value: experiment.slug,
extra: {
reason: "cleanup",
branch: experiment.branch.slug,
},
},
],
EVENT_FILTER
);
});
add_task(async function test_experiment_expose_Telemetry() {
const featureManifest = {
description: "Test feature",
exposureDescription: "Used in tests",
};
const cleanup = await ExperimentFakes.enrollWithFeatureConfig({
featureId: "test-feature",
value: { enabled: false },
});
let experiment = ExperimentAPI.getExperiment({
featureId: "test-feature",
});
const { featureId } = experiment.branch.features[0];
const feature = new ExperimentFeature(featureId, featureManifest);
Services.telemetry.clearEvents();
feature.recordExposureEvent();
TelemetryTestUtils.assertEvents(
[
{
method: "expose",
object: TELEMETRY_OBJECT,
value: experiment.slug,
extra: {
branchSlug: experiment.branch.slug,
featureId,
},
},
],
EVENT_FILTER
);
await cleanup();
});
add_task(async function test_rollout_expose_Telemetry() {
const featureManifest = {
description: "Test feature",
exposureDescription: "Used in tests",
};
const cleanup = await ExperimentFakes.enrollWithFeatureConfig(
{
featureId: "test-feature",
value: { enabled: false },
},
{ isRollout: true }
);
let rollout = ExperimentAPI.getRolloutMetaData({
featureId: "test-feature",
});
Assert.ok(rollout.slug, "Found enrolled experiment");
const feature = new ExperimentFeature("test-feature", featureManifest);
Services.telemetry.clearEvents();
feature.recordExposureEvent();
TelemetryTestUtils.assertEvents(
[
{
method: "expose",
object: TELEMETRY_OBJECT,
value: rollout.slug,
extra: {
branchSlug: rollout.branch.slug,
featureId: feature.featureId,
},
},
],
EVENT_FILTER
);
await cleanup();
});