forked from mirrors/gecko-dev
119 lines
3.2 KiB
JavaScript
119 lines
3.2 KiB
JavaScript
/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set sts=2 sw=2 et tw=80: */
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"use strict";
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const HISTOGRAM = "WEBEXT_BACKGROUND_PAGE_LOAD_MS";
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const HISTOGRAM_KEYED = "WEBEXT_BACKGROUND_PAGE_LOAD_MS_BY_ADDONID";
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add_task(async function test_telemetry() {
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const { GleanTimingDistribution } = globalThis;
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let extension1 = ExtensionTestUtils.loadExtension({
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background() {
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browser.test.sendMessage("loaded");
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},
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});
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let extension2 = ExtensionTestUtils.loadExtension({
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background() {
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browser.test.sendMessage("loaded");
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},
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});
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resetTelemetryData();
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assertHistogramEmpty(HISTOGRAM);
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assertKeyedHistogramEmpty(HISTOGRAM_KEYED);
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assertGleanMetricsNoSamples({
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metricId: "backgroundPageLoad",
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gleanMetric: Glean.extensionsTiming.backgroundPageLoad,
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gleanMetricConstructor: GleanTimingDistribution,
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});
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await extension1.startup();
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await extension1.awaitMessage("loaded");
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const processSnapshot = snapshot => {
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return snapshot.sum > 0;
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};
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const processKeyedSnapshot = snapshot => {
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let res = {};
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for (let key of Object.keys(snapshot)) {
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res[key] = snapshot[key].sum > 0;
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}
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return res;
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};
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assertHistogramSnapshot(
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HISTOGRAM,
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{ processSnapshot, expectedValue: true },
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`Data recorded for first extension for histogram: ${HISTOGRAM}.`
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);
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assertHistogramSnapshot(
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HISTOGRAM_KEYED,
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{
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keyed: true,
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processSnapshot: processKeyedSnapshot,
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expectedValue: {
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[extension1.extension.id]: true,
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},
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},
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`Data recorded for first extension for histogram ${HISTOGRAM_KEYED}`
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);
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assertGleanMetricsSamplesCount({
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metricId: "backgroundPageLoad",
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gleanMetric: Glean.extensionsTiming.backgroundPageLoad,
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gleanMetricConstructor: GleanTimingDistribution,
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expectedSamplesCount: 1,
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});
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let histogram = Services.telemetry.getHistogramById(HISTOGRAM);
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let histogramKeyed =
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Services.telemetry.getKeyedHistogramById(HISTOGRAM_KEYED);
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let histogramSum = histogram.snapshot().sum;
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let histogramSumExt1 = histogramKeyed.snapshot()[extension1.extension.id].sum;
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await extension2.startup();
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await extension2.awaitMessage("loaded");
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assertHistogramSnapshot(
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HISTOGRAM,
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{
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processSnapshot: snapshot => snapshot.sum > histogramSum,
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expectedValue: true,
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},
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`Data recorded for second extension for histogram: ${HISTOGRAM}.`
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);
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assertHistogramSnapshot(
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HISTOGRAM_KEYED,
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{
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keyed: true,
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processSnapshot: processKeyedSnapshot,
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expectedValue: {
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[extension1.extension.id]: true,
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[extension2.extension.id]: true,
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},
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},
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`Data recorded for second extension for histogram ${HISTOGRAM_KEYED}`
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);
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equal(
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histogramKeyed.snapshot()[extension1.extension.id].sum,
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histogramSumExt1,
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`Data recorder for first extension is unchanged on the keyed histogram ${HISTOGRAM_KEYED}`
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);
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assertGleanMetricsSamplesCount({
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metricId: "backgroundPageLoad",
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gleanMetric: Glean.extensionsTiming.backgroundPageLoad,
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gleanMetricConstructor: GleanTimingDistribution,
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expectedSamplesCount: 2,
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});
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await extension1.unload();
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await extension2.unload();
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});
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