gecko/toolkit/modules/tests/xpcshell/test_TelemetryTimestamps.js

73 lines
2.6 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
const Cu = Components.utils;
const Cc = Components.classes;
const Ci = Components.interfaces;
Cu.import("resource://gre/modules/Services.jsm");
// The @mozilla/xre/app-info;1 XPCOM object provided by the xpcshell test harness doesn't
// implement the nsIAppInfo interface, which is needed by Services.jsm and TelemetryPing.jsm.
// updateAppInfo() creates and registers a minimal mock app-info.
Cu.import("resource://testing-common/AppInfo.jsm");
updateAppInfo();
function getSimpleMeasurementsFromTelemetryPing() {
const TelemetryPing = Cc["@mozilla.org/base/telemetry-ping;1"].getService(Ci.nsITelemetryPing);
let ping = TelemetryPing.getPayload();
return ping.simpleMeasurements;
}
function run_test() {
do_test_pending();
const Telemetry = Services.telemetry;
Telemetry.asyncFetchTelemetryData(function () {
try {
actualTest();
}
catch(e) {
do_throw("Failed: " + e);
}
do_test_finished();
});
}
function actualTest() {
// Test the module logic
let tmp = {};
Cu.import("resource://gre/modules/TelemetryTimestamps.jsm", tmp);
let TelemetryTimestamps = tmp.TelemetryTimestamps;
let now = Date.now();
TelemetryTimestamps.add("foo");
do_check_true(TelemetryTimestamps.get().foo != null); // foo was added
do_check_true(TelemetryTimestamps.get().foo >= now); // foo has a reasonable value
// Add timestamp with value
// Use a value far in the future since TelemetryPing substracts the time of
// process initialization.
const YEAR_4000_IN_MS = 64060588800000;
TelemetryTimestamps.add("bar", YEAR_4000_IN_MS);
do_check_eq(TelemetryTimestamps.get().bar, YEAR_4000_IN_MS); // bar has the right value
// Can't add the same timestamp twice
TelemetryTimestamps.add("bar", 2);
do_check_eq(TelemetryTimestamps.get().bar, YEAR_4000_IN_MS); // bar wasn't overwritten
let threw = false;
try {
TelemetryTimestamps.add("baz", "this isn't a number");
} catch (ex) {
threw = true;
}
do_check_true(threw); // adding non-number threw
do_check_null(TelemetryTimestamps.get().baz); // no baz was added
// Test that the data gets added to the telemetry ping properly
let simpleMeasurements = getSimpleMeasurementsFromTelemetryPing();
do_check_true(simpleMeasurements != null); // got simple measurements from ping data
do_check_true(simpleMeasurements.foo > 1); // foo was included
do_check_true(simpleMeasurements.bar > 1); // bar was included
do_check_null(simpleMeasurements.baz); // baz wasn't included since it wasn't added
}