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45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
const URL1 = "data:text/html;charset=utf-8,<body><p>Hello1</p></body>";
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const URL2 = "data:text/html;charset=utf-8,<body><p>Hello2</p></body>";
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async function getBFCacheComboTelemetry(probeInParent) {
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let bfcacheCombo;
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await TestUtils.waitForCondition(() => {
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let histograms;
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if (probeInParent) {
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histograms = Services.telemetry.getSnapshotForHistograms(
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"main",
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false /* clear */
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).parent;
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} else {
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histograms = Services.telemetry.getSnapshotForHistograms(
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"main",
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false /* clear */
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).content;
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}
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bfcacheCombo = histograms.BFCACHE_COMBO;
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return bfcacheCombo;
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});
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return bfcacheCombo;
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}
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async function test_bfcache_telemetry(probeInParent) {
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Services.telemetry.getHistogramById("BFCACHE_COMBO").clear();
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let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, URL1);
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BrowserTestUtils.loadURIString(tab.linkedBrowser, URL2);
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await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
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let bfcacheCombo = await getBFCacheComboTelemetry(probeInParent);
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is(bfcacheCombo.values[0], 1, "1 bfcache success");
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gBrowser.removeTab(tab);
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}
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add_task(async () => {
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await test_bfcache_telemetry(
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Services.appinfo.sessionHistoryInParent &&
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Services.prefs.getBoolPref("fission.bfcacheInParent")
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);
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});
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