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-rw-r--r--browser/experiments/test/xpcshell/test_api.js1647
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diff --git a/browser/experiments/test/xpcshell/test_api.js b/browser/experiments/test/xpcshell/test_api.js
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+++ b/browser/experiments/test/xpcshell/test_api.js
@@ -0,0 +1,1647 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+Cu.import("resource://testing-common/httpd.js");
+Cu.import("resource://testing-common/AddonManagerTesting.jsm");
+
+XPCOMUtils.defineLazyModuleGetter(this, "Experiments",
+ "resource:///modules/experiments/Experiments.jsm");
+
+const MANIFEST_HANDLER = "manifests/handler";
+
+const SEC_IN_ONE_DAY = 24 * 60 * 60;
+const MS_IN_ONE_DAY = SEC_IN_ONE_DAY * 1000;
+
+var gHttpServer = null;
+var gHttpRoot = null;
+var gDataRoot = null;
+var gPolicy = null;
+var gManifestObject = null;
+var gManifestHandlerURI = null;
+var gTimerScheduleOffset = -1;
+
+function uninstallExperimentAddons() {
+ return Task.spawn(function* () {
+ let addons = yield getExperimentAddons();
+ for (let a of addons) {
+ yield AddonManagerTesting.uninstallAddonByID(a.id);
+ }
+ });
+}
+
+function testCleanup(experimentsInstance) {
+ return Task.spawn(function* () {
+ yield promiseRestartManager();
+ yield uninstallExperimentAddons();
+ yield removeCacheFile();
+ });
+}
+
+function run_test() {
+ run_next_test();
+}
+
+add_task(function* test_setup() {
+ loadAddonManager();
+
+ gHttpServer = new HttpServer();
+ gHttpServer.start(-1);
+ let port = gHttpServer.identity.primaryPort;
+ gHttpRoot = "http://localhost:" + port + "/";
+ gDataRoot = gHttpRoot + "data/";
+ gManifestHandlerURI = gHttpRoot + MANIFEST_HANDLER;
+ gHttpServer.registerDirectory("/data/", do_get_cwd());
+ gHttpServer.registerPathHandler("/" + MANIFEST_HANDLER, (request, response) => {
+ response.setStatusLine(null, 200, "OK");
+ response.write(JSON.stringify(gManifestObject));
+ response.processAsync();
+ response.finish();
+ });
+ do_register_cleanup(() => gHttpServer.stop(() => {}));
+
+ Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
+ Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
+ Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
+ Services.prefs.setCharPref(PREF_MANIFEST_URI, gManifestHandlerURI);
+ Services.prefs.setIntPref(PREF_FETCHINTERVAL, 0);
+
+ gPolicy = new Experiments.Policy();
+ patchPolicy(gPolicy, {
+ updatechannel: () => "nightly",
+ oneshotTimer: (callback, timeout, thisObj, name) => gTimerScheduleOffset = timeout,
+ });
+});
+
+add_task(function* test_contract() {
+ Cc["@mozilla.org/browser/experiments-service;1"].getService();
+});
+
+// Test basic starting and stopping of experiments.
+
+add_task(function* test_getExperiments() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate1 = futureDate(baseDate, 50 * MS_IN_ONE_DAY);
+ let endDate1 = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let startDate2 = futureDate(baseDate, 150 * MS_IN_ONE_DAY);
+ let endDate2 = futureDate(baseDate, 200 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT2_ID,
+ xpiURL: gDataRoot + EXPERIMENT2_XPI_NAME,
+ xpiHash: EXPERIMENT2_XPI_SHA1,
+ startTime: dateToSeconds(startDate2),
+ endTime: dateToSeconds(endDate2),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate1),
+ endTime: dateToSeconds(endDate1),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ // Data to compare the result of Experiments.getExperiments() against.
+
+ let experimentListData = [
+ {
+ id: EXPERIMENT2_ID,
+ name: "Test experiment 2",
+ description: "And yet another experiment that experiments experimentally.",
+ },
+ {
+ id: EXPERIMENT1_ID,
+ name: EXPERIMENT1_NAME,
+ description: "Yet another experiment that experiments experimentally.",
+ },
+ ];
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+ // Use updateManifest() to provide for coverage of that path.
+
+ let now = baseDate;
+ gTimerScheduleOffset = -1;
+ defineNow(gPolicy, now);
+
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ Assert.equal(experiments.getActiveExperimentID(), null,
+ "getActiveExperimentID should return null");
+
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+ let addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Precondition: No experiment add-ons are installed.");
+
+ try {
+ yield experiments.getExperimentBranch();
+ Assert.ok(false, "getExperimentBranch should fail with no experiment");
+ }
+ catch (e) {
+ Assert.ok(true, "getExperimentBranch correctly threw");
+ }
+
+ // Trigger update, clock set for experiment 1 to start.
+
+ now = futureDate(startDate1, 5 * MS_IN_ONE_DAY);
+ gTimerScheduleOffset = -1;
+ defineNow(gPolicy, now);
+
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT1_ID,
+ "getActiveExperimentID should return the active experiment1");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "An experiment add-on was installed.");
+
+ experimentListData[1].active = true;
+ experimentListData[1].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
+ for (let k of Object.keys(experimentListData[1])) {
+ Assert.equal(experimentListData[1][k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ let b = yield experiments.getExperimentBranch();
+ Assert.strictEqual(b, null, "getExperimentBranch should return null by default");
+
+ b = yield experiments.getExperimentBranch(EXPERIMENT1_ID);
+ Assert.strictEqual(b, null, "getExperimentsBranch should return null (with id)");
+
+ yield experiments.setExperimentBranch(EXPERIMENT1_ID, "foo");
+ b = yield experiments.getExperimentBranch();
+ Assert.strictEqual(b, "foo", "getExperimentsBranch should return the set value");
+
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ Assert.equal(gTimerScheduleOffset, 10 * MS_IN_ONE_DAY,
+ "Experiment re-evaluation should have been scheduled correctly.");
+
+ // Trigger update, clock set for experiment 1 to stop.
+
+ now = futureDate(endDate1, 1000);
+ gTimerScheduleOffset = -1;
+ defineNow(gPolicy, now);
+
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ Assert.equal(experiments.getActiveExperimentID(), null,
+ "getActiveExperimentID should return null again");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "The experiment add-on should be uninstalled.");
+
+ experimentListData[1].active = false;
+ experimentListData[1].endDate = now.getTime();
+ for (let k of Object.keys(experimentListData[1])) {
+ Assert.equal(experimentListData[1][k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ Assert.equal(gTimerScheduleOffset, startDate2 - now,
+ "Experiment re-evaluation should have been scheduled correctly.");
+
+ // Trigger update, clock set for experiment 2 to start.
+ // Use notify() to provide for coverage of that path.
+
+ now = startDate2;
+ gTimerScheduleOffset = -1;
+ defineNow(gPolicy, now);
+
+ yield experiments.notify();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT2_ID,
+ "getActiveExperimentID should return the active experiment2");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 2, "Experiment list should have 2 entries now.");
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "An experiment add-on is installed.");
+
+ experimentListData[0].active = true;
+ experimentListData[0].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
+ for (let i=0; i<experimentListData.length; ++i) {
+ let entry = experimentListData[i];
+ for (let k of Object.keys(entry)) {
+ Assert.equal(entry[k], list[i][k],
+ "Entry " + i + " - Property '" + k + "' should match reference data.");
+ }
+ }
+
+ Assert.equal(gTimerScheduleOffset, 10 * MS_IN_ONE_DAY,
+ "Experiment re-evaluation should have been scheduled correctly.");
+
+ // Trigger update, clock set for experiment 2 to stop.
+
+ now = futureDate(startDate2, 10 * MS_IN_ONE_DAY + 1000);
+ gTimerScheduleOffset = -1;
+ defineNow(gPolicy, now);
+ yield experiments.notify();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ Assert.equal(experiments.getActiveExperimentID(), null,
+ "getActiveExperimentID should return null again2");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 2, "Experiment list should have 2 entries now.");
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "No experiments add-ons are installed.");
+
+ experimentListData[0].active = false;
+ experimentListData[0].endDate = now.getTime();
+ for (let i=0; i<experimentListData.length; ++i) {
+ let entry = experimentListData[i];
+ for (let k of Object.keys(entry)) {
+ Assert.equal(entry[k], list[i][k],
+ "Entry " + i + " - Property '" + k + "' should match reference data.");
+ }
+ }
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+add_task(function* test_getActiveExperimentID() {
+ // Check that getActiveExperimentID returns the correct result even
+ // after .uninit()
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate1 = futureDate(baseDate, 50 * MS_IN_ONE_DAY);
+ let endDate1 = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate1),
+ endTime: dateToSeconds(endDate1),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let now = futureDate(startDate1, 5 * MS_IN_ONE_DAY);
+ gTimerScheduleOffset = -1;
+ defineNow(gPolicy, now);
+
+ let experiments = new Experiments.Experiments(gPolicy);
+ yield experiments.updateManifest();
+
+ Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT1_ID,
+ "getActiveExperimentID should return the active experiment1");
+
+ yield promiseRestartManager();
+ Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT1_ID,
+ "getActiveExperimentID should return the active experiment1 after uninit()");
+
+ yield testCleanup(experiments);
+});
+
+// Test that we handle the experiments addon already being
+// installed properly.
+// We should just pave over them.
+
+add_task(function* test_addonAlreadyInstalled() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for the experiment to start.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+
+ let addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "1 add-on is installed.");
+
+ // Install conflicting addon.
+
+ yield AddonManagerTesting.installXPIFromURL(gDataRoot + EXPERIMENT1_XPI_NAME, EXPERIMENT1_XPI_SHA1);
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "1 add-on is installed.");
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should still have 1 entry.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+add_task(function* test_lastActiveToday() {
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ replaceExperiments(experiments, FAKE_EXPERIMENTS_1);
+
+ let e = yield experiments.getExperiments();
+ Assert.equal(e.length, 1, "Monkeypatch successful.");
+ Assert.equal(e[0].id, "id1", "ID looks sane");
+ Assert.ok(e[0].active, "Experiment is active.");
+
+ let lastActive = yield experiments.lastActiveToday();
+ Assert.equal(e[0], lastActive, "Last active object is expected.");
+
+ replaceExperiments(experiments, FAKE_EXPERIMENTS_2);
+ e = yield experiments.getExperiments();
+ Assert.equal(e.length, 2, "Monkeypatch successful.");
+
+ defineNow(gPolicy, e[0].endDate);
+
+ lastActive = yield experiments.lastActiveToday();
+ Assert.ok(lastActive, "Have a last active experiment");
+ Assert.equal(lastActive, e[0], "Last active object is expected.");
+
+ yield testCleanup(experiments);
+});
+
+// Test explicitly disabling experiments.
+
+add_task(function* test_disableExperiment() {
+ // Dates this test is based on.
+
+ let startDate = new Date(2004, 10, 9, 12);
+ let endDate = futureDate(startDate, 100 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ // Data to compare the result of Experiments.getExperiments() against.
+
+ let experimentInfo = {
+ id: EXPERIMENT1_ID,
+ name: EXPERIMENT1_NAME,
+ description: "Yet another experiment that experiments experimentally.",
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set for the experiment to start.
+
+ let now = futureDate(startDate, 5 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+
+ experimentInfo.active = true;
+ experimentInfo.endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
+ for (let k of Object.keys(experimentInfo)) {
+ Assert.equal(experimentInfo[k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ // Test disabling the experiment.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.disableExperiment("foo");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
+
+ experimentInfo.active = false;
+ experimentInfo.endDate = now.getTime();
+ for (let k of Object.keys(experimentInfo)) {
+ Assert.equal(experimentInfo[k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ // Test that updating the list doesn't re-enable it.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
+
+ for (let k of Object.keys(experimentInfo)) {
+ Assert.equal(experimentInfo[k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ yield testCleanup(experiments);
+});
+
+add_task(function* test_disableExperimentsFeature() {
+ // Dates this test is based on.
+
+ let startDate = new Date(2004, 10, 9, 12);
+ let endDate = futureDate(startDate, 100 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ // Data to compare the result of Experiments.getExperiments() against.
+
+ let experimentInfo = {
+ id: EXPERIMENT1_ID,
+ name: EXPERIMENT1_NAME,
+ description: "Yet another experiment that experiments experimentally.",
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+ Assert.equal(experiments.enabled, true, "Experiments feature should be enabled.");
+
+ // Trigger update, clock set for the experiment to start.
+
+ let now = futureDate(startDate, 5 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+
+ experimentInfo.active = true;
+ experimentInfo.endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
+ for (let k of Object.keys(experimentInfo)) {
+ Assert.equal(experimentInfo[k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ // Test disabling experiments.
+
+ experiments._toggleExperimentsEnabled(false);
+ yield experiments.notify();
+ Assert.equal(experiments.enabled, false, "Experiments feature should be disabled now.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
+
+ experimentInfo.active = false;
+ experimentInfo.endDate = now.getTime();
+ for (let k of Object.keys(experimentInfo)) {
+ Assert.equal(experimentInfo[k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ // Test that updating the list doesn't re-enable it.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ try {
+ yield experiments.updateManifest();
+ } catch (e) {
+ // Exception expected, the feature is disabled.
+ }
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
+
+ for (let k of Object.keys(experimentInfo)) {
+ Assert.equal(experimentInfo[k], list[0][k],
+ "Property " + k + " should match reference data.");
+ }
+
+ yield testCleanup(experiments);
+});
+
+// Test that after a failed experiment install:
+// * the next applicable experiment gets installed
+// * changing the experiments data later triggers re-evaluation
+
+add_task(function* test_installFailure() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ {
+ id: EXPERIMENT2_ID,
+ xpiURL: gDataRoot + EXPERIMENT2_XPI_NAME,
+ xpiHash: EXPERIMENT2_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ // Data to compare the result of Experiments.getExperiments() against.
+
+ let experimentListData = [
+ {
+ id: EXPERIMENT1_ID,
+ name: EXPERIMENT1_NAME,
+ description: "Yet another experiment that experiments experimentally.",
+ },
+ {
+ id: EXPERIMENT2_ID,
+ name: "Test experiment 2",
+ description: "And yet another experiment that experiments experimentally.",
+ },
+ ];
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for experiment 1 & 2 to start,
+ // invalid hash for experiment 1.
+ // Order in the manifest matters, so we should start experiment 1,
+ // fail to install it & start experiment 2 instead.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gManifestObject.experiments[0].xpiHash = "sha1:0000000000000000000000000000000000000000";
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT2_ID, "Experiment 2 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 2 should be active.");
+
+ // Trigger update, clock set for experiment 2 to stop.
+
+ now = futureDate(now, 20 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ experimentListData[0].active = false;
+ experimentListData[0].endDate = now;
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT2_ID, "Experiment 2 should be the sole entry.");
+ Assert.equal(list[0].active, false, "Experiment should not be active.");
+
+ // Trigger update with a fixed entry for experiment 1,
+ // which should get re-evaluated & started now.
+
+ now = futureDate(now, 20 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gManifestObject.experiments[0].xpiHash = EXPERIMENT1_XPI_SHA1;
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ experimentListData[0].active = true;
+ experimentListData[0].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 2, "Experiment list should have 2 entries now.");
+
+ for (let i=0; i<experimentListData.length; ++i) {
+ let entry = experimentListData[i];
+ for (let k of Object.keys(entry)) {
+ Assert.equal(entry[k], list[i][k],
+ "Entry " + i + " - Property '" + k + "' should match reference data.");
+ }
+ }
+
+ yield testCleanup(experiments);
+});
+
+// Test that after an experiment was disabled by user action,
+// the experiment is not activated again if manifest data changes.
+
+add_task(function* test_userDisabledAndUpdated() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for experiment 1 to start.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+ let todayActive = yield experiments.lastActiveToday();
+ Assert.ok(todayActive, "Last active for today reports a value.");
+ Assert.equal(todayActive.id, list[0].id, "The entry is what we expect.");
+
+ // Explicitly disable an experiment.
+
+ now = futureDate(now, 20 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.disableExperiment("foo");
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, false, "Experiment should not be active anymore.");
+ todayActive = yield experiments.lastActiveToday();
+ Assert.ok(todayActive, "Last active for today still returns a value.");
+ Assert.equal(todayActive.id, list[0].id, "The ID is still the same.");
+
+ // Trigger an update with a faked change for experiment 1.
+
+ now = futureDate(now, 20 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ experiments._experiments.get(EXPERIMENT1_ID)._manifestData.xpiHash =
+ "sha1:0000000000000000000000000000000000000000";
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, expectedObserverFireCount,
+ "Experiments observer should not have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, false, "Experiment should still be inactive.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// Test that changing the hash for an active experiments triggers an
+// update for it.
+
+add_task(function* test_updateActiveExperiment() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ let todayActive = yield experiments.lastActiveToday();
+ Assert.equal(todayActive, null, "No experiment active today.");
+
+ // Trigger update, clock set for the experiment to start.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+ Assert.equal(list[0].name, EXPERIMENT1_NAME, "Experiments name should match.");
+ todayActive = yield experiments.lastActiveToday();
+ Assert.ok(todayActive, "todayActive() returns a value.");
+ Assert.equal(todayActive.id, list[0].id, "It returns the active experiment.");
+
+ // Trigger an update for the active experiment by changing it's hash (and xpi)
+ // in the manifest.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gManifestObject.experiments[0].xpiHash = EXPERIMENT1A_XPI_SHA1;
+ gManifestObject.experiments[0].xpiURL = gDataRoot + EXPERIMENT1A_XPI_NAME;
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should still be active.");
+ Assert.equal(list[0].name, EXPERIMENT1A_NAME, "Experiments name should have been updated.");
+ todayActive = yield experiments.lastActiveToday();
+ Assert.equal(todayActive.id, list[0].id, "last active today is still sane.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// Tests that setting the disable flag for an active experiment
+// stops it.
+
+add_task(function* test_disableActiveExperiment() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for the experiment to start.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+
+ // Trigger an update with the experiment being disabled.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gManifestObject.experiments[0].disabled = true;
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, false, "Experiment 1 should be disabled.");
+
+ // Check that the experiment stays disabled.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ delete gManifestObject.experiments[0].disabled;
+ yield experiments.updateManifest();
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, false, "Experiment 1 should still be disabled.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// Test that:
+// * setting the frozen flag for a not-yet-started experiment keeps
+// it from starting
+// * after a removing the frozen flag, the experiment can still start
+
+add_task(function* test_freezePendingExperiment() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for the experiment to start but frozen.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gManifestObject.experiments[0].frozen = true;
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, expectedObserverFireCount,
+ "Experiments observer should have not been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should have no entries yet.");
+
+ // Trigger an update with the experiment not being frozen anymore.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ delete gManifestObject.experiments[0].frozen;
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active now.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// Test that setting the frozen flag for an active experiment doesn't
+// stop it.
+
+add_task(function* test_freezeActiveExperiment() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for the experiment to start.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+ Assert.equal(list[0].name, EXPERIMENT1_NAME, "Experiments name should match.");
+
+ // Trigger an update with the experiment being disabled.
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gManifestObject.experiments[0].frozen = true;
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should still be active.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// Test that removing an active experiment from the manifest doesn't
+// stop it.
+
+add_task(function* test_removeActiveExperiment() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+ let startDate2 = futureDate(baseDate, 20000 * MS_IN_ONE_DAY);
+ let endDate2 = futureDate(baseDate, 30000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ {
+ id: EXPERIMENT2_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT2_XPI_SHA1,
+ startTime: dateToSeconds(startDate2),
+ endTime: dateToSeconds(endDate2),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for the experiment to start.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+ Assert.equal(list[0].name, EXPERIMENT1_NAME, "Experiments name should match.");
+
+ // Trigger an update with experiment 1 missing from the manifest
+
+ now = futureDate(now, 1 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gManifestObject.experiments[0].frozen = true;
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should still be active.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// Test that we correctly handle experiment start & install failures.
+
+add_task(function* test_invalidUrl() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME + ".invalid",
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: 0,
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set for the experiment to start.
+
+ let now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ gTimerScheduleOffset = null;
+
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ Assert.equal(gTimerScheduleOffset, null, "No new timer should have been scheduled.");
+
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// Test that we handle it properly when active experiment addons are being
+// uninstalled.
+
+add_task(function* test_unexpectedUninstall() {
+ const OBSERVER_TOPIC = "experiments-changed";
+ let observerFireCount = 0;
+ let expectedObserverFireCount = 0;
+ let observer = () => ++observerFireCount;
+ Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
+
+ // Dates the following tests are based on.
+
+ let baseDate = new Date(2014, 5, 1, 12);
+ let startDate = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
+
+ // The manifest data we test with.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ // Trigger update, clock set to before any activation.
+
+ let now = baseDate;
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+ let list = yield experiments.getExperiments();
+ Assert.equal(list.length, 0, "Experiment list should be empty.");
+
+ // Trigger update, clock set for the experiment to start.
+
+ now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+ Assert.equal(observerFireCount, ++expectedObserverFireCount,
+ "Experiments observer should have been called.");
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, true, "Experiment 1 should be active.");
+
+ // Uninstall the addon through the addon manager instead of stopping it through
+ // the experiments API.
+
+ yield AddonManagerTesting.uninstallAddonByID(EXPERIMENT1_ID);
+ yield experiments._mainTask;
+
+ yield experiments.notify();
+
+ list = yield experiments.getExperiments();
+ Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
+ Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.equal(list[0].active, false, "Experiment 1 should not be active anymore.");
+
+ // Cleanup.
+
+ Services.obs.removeObserver(observer, OBSERVER_TOPIC);
+ yield testCleanup(experiments);
+});
+
+// If the Addon Manager knows of an experiment that we don't, it should get
+// uninstalled.
+add_task(function* testUnknownExperimentsUninstalled() {
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ let addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Precondition: No experiment add-ons are present.");
+
+ // Simulate us not listening.
+ experiments._unregisterWithAddonManager();
+ yield AddonManagerTesting.installXPIFromURL(gDataRoot + EXPERIMENT1_XPI_NAME, EXPERIMENT1_XPI_SHA1);
+ experiments._registerWithAddonManager();
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "Experiment 1 installed via AddonManager");
+
+ // Simulate no known experiments.
+ gManifestObject = {
+ "version": 1,
+ experiments: [],
+ };
+
+ yield experiments.updateManifest();
+ let fromManifest = yield experiments.getExperiments();
+ Assert.equal(fromManifest.length, 0, "No experiments known in manifest.");
+
+ // And the unknown add-on should be gone.
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Experiment 1 was uninstalled.");
+
+ yield testCleanup(experiments);
+});
+
+// If someone else installs an experiment add-on, we detect and stop that.
+add_task(function* testForeignExperimentInstall() {
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [],
+ };
+
+ yield experiments.init();
+
+ let addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Precondition: No experiment add-ons present.");
+
+ let failed = false;
+ try {
+ yield AddonManagerTesting.installXPIFromURL(gDataRoot + EXPERIMENT1_XPI_NAME, EXPERIMENT1_XPI_SHA1);
+ } catch (ex) {
+ failed = true;
+ }
+ Assert.ok(failed, "Add-on install should not have completed successfully");
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Add-on install should have been cancelled.");
+
+ yield testCleanup(experiments);
+});
+
+// Experiment add-ons will be disabled after Addon Manager restarts. Ensure
+// we enable them automatically.
+add_task(function* testEnabledAfterRestart() {
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: gPolicy.now().getTime() / 1000 - 60,
+ endTime: gPolicy.now().getTime() / 1000 + 60,
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Precondition: No experiment add-ons installed.");
+
+ yield experiments.updateManifest();
+ let fromManifest = yield experiments.getExperiments();
+ Assert.equal(fromManifest.length, 1, "A single experiment is known.");
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "A single experiment add-on is installed.");
+ Assert.ok(addons[0].isActive, "That experiment is active.");
+
+ dump("Restarting Addon Manager\n");
+ yield promiseRestartManager();
+ experiments = new Experiments.Experiments(gPolicy);
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "The experiment is still there after restart.");
+ Assert.ok(addons[0].userDisabled, "But it is disabled.");
+ Assert.equal(addons[0].isActive, false, "And not active.");
+
+ yield experiments.updateManifest();
+ Assert.ok(addons[0].isActive, "It activates when the manifest is evaluated.");
+
+ yield testCleanup(experiments);
+});
+
+// If experiment add-ons were ever started, maxStartTime shouldn't be evaluated
+// anymore. Ensure that if maxStartTime is passed but experiment has started
+// already, maxStartTime does not cause deactivation.
+
+add_task(function* testMaxStartTimeEvaluation() {
+
+ // Dates the following tests are based on.
+
+ let startDate = new Date(2014, 5, 1, 12);
+ let now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
+ let maxStartDate = futureDate(startDate, 100 * MS_IN_ONE_DAY);
+ let endDate = futureDate(startDate, 1000 * MS_IN_ONE_DAY);
+
+ defineNow(gPolicy, now);
+
+ // The manifest data we test with.
+ // We set a value for maxStartTime.
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: dateToSeconds(startDate),
+ endTime: dateToSeconds(endDate),
+ maxActiveSeconds: 1000 * SEC_IN_ONE_DAY,
+ maxStartTime: dateToSeconds(maxStartDate),
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ let addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Precondition: No experiment add-ons installed.");
+
+ yield experiments.updateManifest();
+ let fromManifest = yield experiments.getExperiments();
+ Assert.equal(fromManifest.length, 1, "A single experiment is known.");
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "A single experiment add-on is installed.");
+ Assert.ok(addons[0].isActive, "That experiment is active.");
+
+ dump("Setting current time to maxStartTime + 100 days and reloading manifest\n");
+ now = futureDate(maxStartDate, 100 * MS_IN_ONE_DAY);
+ defineNow(gPolicy, now);
+ yield experiments.updateManifest();
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "The experiment is still there.");
+ Assert.ok(addons[0].isActive, "It is still active.");
+
+ yield testCleanup(experiments);
+});
+
+// Test coverage for an add-on uninstall disabling the experiment and that it stays
+// disabled over restarts.
+add_task(function* test_foreignUninstallAndRestart() {
+ let experiments = new Experiments.Experiments(gPolicy);
+
+ gManifestObject = {
+ "version": 1,
+ experiments: [
+ {
+ id: EXPERIMENT1_ID,
+ xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
+ xpiHash: EXPERIMENT1_XPI_SHA1,
+ startTime: gPolicy.now().getTime() / 1000 - 60,
+ endTime: gPolicy.now().getTime() / 1000 + 60,
+ maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
+ appName: ["XPCShell"],
+ channel: ["nightly"],
+ },
+ ],
+ };
+
+ let addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Precondition: No experiment add-ons installed.");
+
+ yield experiments.updateManifest();
+ let experimentList = yield experiments.getExperiments();
+ Assert.equal(experimentList.length, 1, "A single experiment is known.");
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 1, "A single experiment add-on is installed.");
+ Assert.ok(addons[0].isActive, "That experiment is active.");
+
+ yield AddonManagerTesting.uninstallAddonByID(EXPERIMENT1_ID);
+ yield experiments._mainTask;
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "Experiment add-on should have been removed.");
+
+ experimentList = yield experiments.getExperiments();
+ Assert.equal(experimentList.length, 1, "A single experiment is known.");
+ Assert.equal(experimentList[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.ok(!experimentList[0].active, "Experiment 1 should not be active anymore.");
+
+ // Fake restart behaviour.
+ yield promiseRestartManager();
+ experiments = new Experiments.Experiments(gPolicy);
+ yield experiments.updateManifest();
+
+ addons = yield getExperimentAddons();
+ Assert.equal(addons.length, 0, "No experiment add-ons installed.");
+
+ experimentList = yield experiments.getExperiments();
+ Assert.equal(experimentList.length, 1, "A single experiment is known.");
+ Assert.equal(experimentList[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
+ Assert.ok(!experimentList[0].active, "Experiment 1 should not be active.");
+
+ yield testCleanup(experiments);
+});