mozilla-central/netwerk/test/unit/test_trr_telemetry.js (file symbol)

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Test Info: Warnings

"use strict";
/* import-globals-from trr_common.js */
// Allow telemetry probes which may otherwise be disabled for some
// applications (e.g. Thunderbird).
Services.prefs.setBoolPref(
"toolkit.telemetry.testing.overrideProductsCheck",
true
);
const { TelemetryTestUtils } = ChromeUtils.importESModule(
);
function setup() {
h2Port = trr_test_setup();
}
setup();
registerCleanupFunction(async () => {
trr_clear_prefs();
});
async function trrLookup(mode, rolloutMode) {
let hist = TelemetryTestUtils.getAndClearKeyedHistogram(
"TRR_SKIP_REASON_TRR_FIRST2"
);
if (rolloutMode) {
info("Testing doh-rollout.mode");
setModeAndURI(0, "doh?responseIP=2.2.2.2");
Services.prefs.setIntPref("doh-rollout.mode", rolloutMode);
} else {
setModeAndURI(mode, "doh?responseIP=2.2.2.2");
}
Services.dns.clearCache(true);
await new TRRDNSListener("test.example.com", "2.2.2.2");
let expectedKey = `(other)_${mode}`;
if (mode == 0) {
expectedKey = "(other)";
}
let snapshot = hist.snapshot();
await TestUtils.waitForCondition(() => {
snapshot = hist.snapshot();
info("snapshot:" + JSON.stringify(snapshot));
return snapshot;
});
TelemetryTestUtils.assertKeyedHistogramValue(
hist,
expectedKey,
Ci.nsITRRSkipReason.TRR_OK,
1
);
}
add_task(async function test_trr_lookup_mode_2() {
await trrLookup(Ci.nsIDNSService.MODE_TRRFIRST);
});
add_task(async function test_trr_lookup_mode_3() {
await trrLookup(Ci.nsIDNSService.MODE_TRRONLY);
});
add_task(async function test_trr_lookup_mode_0() {
await trrLookup(
Ci.nsIDNSService.MODE_NATIVEONLY,
Ci.nsIDNSService.MODE_TRRFIRST
);
});
async function trrByTypeLookup(trrURI, expectedSuccess, expectedSkipReason) {
Services.prefs.setIntPref(
"doh-rollout.mode",
Ci.nsIDNSService.MODE_NATIVEONLY
);
let hist = TelemetryTestUtils.getAndClearKeyedHistogram(
"TRR_RELEVANT_SKIP_REASON_TRR_FIRST_TYPE_REC"
);
setModeAndURI(Ci.nsIDNSService.MODE_TRRFIRST, trrURI);
Services.dns.clearCache(true);
await new TRRDNSListener("test.httpssvc.com", {
type: Ci.nsIDNSService.RESOLVE_TYPE_HTTPSSVC,
expectedSuccess,
});
let expectedKey = `(other)_2`;
let snapshot = hist.snapshot();
await TestUtils.waitForCondition(() => {
snapshot = hist.snapshot();
info("snapshot:" + JSON.stringify(snapshot));
return snapshot;
});
TelemetryTestUtils.assertKeyedHistogramValue(
hist,
expectedKey,
expectedSkipReason,
1
);
}
add_task(async function test_trr_by_type_lookup_success() {
await trrByTypeLookup("httpssvc", true, Ci.nsITRRSkipReason.TRR_OK);
});
add_task(async function test_trr_by_type_lookup_fail() {
await trrByTypeLookup(
"doh?responseIP=none",
false,
Ci.nsITRRSkipReason.TRR_NO_ANSWERS
);
});