/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

// Test that TelemetryController sends close to shutdown don't lead
// to AsyncShutdown timeouts.

"use strict";

ChromeUtils.import("resource://gre/modules/Preferences.jsm", this);
ChromeUtils.import("resource://gre/modules/Services.jsm", this);
ChromeUtils.import("resource://gre/modules/TelemetryController.jsm", this);
ChromeUtils.import("resource://gre/modules/TelemetrySend.jsm", this);
ChromeUtils.import("resource://gre/modules/TelemetryReportingPolicy.jsm", this);
ChromeUtils.import("resource://gre/modules/TelemetryUtils.jsm", this);
ChromeUtils.import("resource://gre/modules/Timer.jsm", this);
ChromeUtils.import("resource://gre/modules/XPCOMUtils.jsm", this);
ChromeUtils.import("resource://gre/modules/UpdateUtils.jsm", this);

const TEST_CHANNEL = "TestChannelABC";

const PREF_MINIMUM_CHANNEL_POLICY_VERSION =
  TelemetryUtils.Preferences.MinimumPolicyVersion + ".channel-" + TEST_CHANNEL;

function fakeShowPolicyTimeout(set, clear) {
  let reportingPolicy = ChromeUtils.import(
    "resource://gre/modules/TelemetryReportingPolicy.jsm",
    null
  );
  reportingPolicy.Policy.setShowInfobarTimeout = set;
  reportingPolicy.Policy.clearShowInfobarTimeout = clear;
}

function fakeResetAcceptedPolicy() {
  Preferences.reset(TelemetryUtils.Preferences.AcceptedPolicyDate);
  Preferences.reset(TelemetryUtils.Preferences.AcceptedPolicyVersion);
}

function setMinimumPolicyVersion(aNewPolicyVersion) {
  const CHANNEL_NAME = UpdateUtils.getUpdateChannel(false);
  // We might have channel-dependent minimum policy versions.
  const CHANNEL_DEPENDENT_PREF =
    TelemetryUtils.Preferences.MinimumPolicyVersion +
    ".channel-" +
    CHANNEL_NAME;

  // Does the channel-dependent pref exist? If so, set its value.
  if (Preferences.get(CHANNEL_DEPENDENT_PREF, undefined)) {
    Preferences.set(CHANNEL_DEPENDENT_PREF, aNewPolicyVersion);
    return;
  }

  // We don't have a channel specific minimu, so set the common one.
  Preferences.set(
    TelemetryUtils.Preferences.MinimumPolicyVersion,
    aNewPolicyVersion
  );
}

add_task(async function test_setup() {
  // Addon manager needs a profile directory
  do_get_profile(true);
  loadAddonManager("xpcshell@tests.mozilla.org", "XPCShell", "1", "1.9.2");
  finishAddonManagerStartup();
  fakeIntlReady();

  // Make sure we don't generate unexpected pings due to pref changes.
  await setEmptyPrefWatchlist();

  // Don't bypass the notifications in this test, we'll fake it.
  Services.prefs.setBoolPref(
    TelemetryUtils.Preferences.BypassNotification,
    false
  );

  TelemetryReportingPolicy.setup();
});

add_task(
  {
    // This tests initialises the search service, but that doesn't currently
    // work on Android.
    skip_if: () => AppConstants.platform == "android",
  },
  async function test_firstRun() {
    await Services.search.init();

    const FIRST_RUN_TIMEOUT_MSEC = 60 * 1000; // 60s
    const OTHER_RUNS_TIMEOUT_MSEC = 10 * 1000; // 10s

    Preferences.reset(TelemetryUtils.Preferences.FirstRun);

    let startupTimeout = 0;
    fakeShowPolicyTimeout(
      (callback, timeout) => (startupTimeout = timeout),
      () => {}
    );
    TelemetryReportingPolicy.reset();

    Services.obs.notifyObservers(null, "sessionstore-windows-restored");
    Assert.equal(
      startupTimeout,
      FIRST_RUN_TIMEOUT_MSEC,
      "The infobar display timeout should be 60s on the first run."
    );

    // Run again, and check that we actually wait only 10 seconds.
    TelemetryReportingPolicy.reset();
    Services.obs.notifyObservers(null, "sessionstore-windows-restored");
    Assert.equal(
      startupTimeout,
      OTHER_RUNS_TIMEOUT_MSEC,
      "The infobar display timeout should be 10s on other runs."
    );
  }
);

add_task(async function test_prefs() {
  TelemetryReportingPolicy.reset();

  let now = fakeNow(2009, 11, 18);

  // If the date is not valid (earlier than 2012), we don't regard the policy as accepted.
  TelemetryReportingPolicy.testInfobarShown();
  Assert.ok(!TelemetryReportingPolicy.testIsUserNotified());
  Assert.equal(
    Preferences.get(TelemetryUtils.Preferences.AcceptedPolicyDate, null),
    0,
    "Invalid dates should not make the policy accepted."
  );

  // Check that the notification date and version are correctly saved to the prefs.
  now = fakeNow(2012, 11, 18);
  TelemetryReportingPolicy.testInfobarShown();
  Assert.equal(
    Preferences.get(TelemetryUtils.Preferences.AcceptedPolicyDate, null),
    now.getTime(),
    "A valid date must correctly be saved."
  );

  // Now that user is notified, check if we are allowed to upload.
  Assert.ok(
    TelemetryReportingPolicy.canUpload(),
    "We must be able to upload after the policy is accepted."
  );

  // Disable submission and check that we're no longer allowed to upload.
  Preferences.set(TelemetryUtils.Preferences.DataSubmissionEnabled, false);
  Assert.ok(
    !TelemetryReportingPolicy.canUpload(),
    "We must not be able to upload if data submission is disabled."
  );

  // Turn the submission back on.
  Preferences.set(TelemetryUtils.Preferences.DataSubmissionEnabled, true);
  Assert.ok(
    TelemetryReportingPolicy.canUpload(),
    "We must be able to upload if data submission is enabled and the policy was accepted."
  );

  // Set a new minimum policy version and check that user is no longer notified.
  let newMinimum =
    Preferences.get(TelemetryUtils.Preferences.CurrentPolicyVersion, 1) + 1;
  setMinimumPolicyVersion(newMinimum);
  Assert.ok(
    !TelemetryReportingPolicy.testIsUserNotified(),
    "A greater minimum policy version must invalidate the policy and disable upload."
  );

  // Eventually accept the policy and make sure user is notified.
  Preferences.set(TelemetryUtils.Preferences.CurrentPolicyVersion, newMinimum);
  TelemetryReportingPolicy.testInfobarShown();
  Assert.ok(
    TelemetryReportingPolicy.testIsUserNotified(),
    "Accepting the policy again should show the user as notified."
  );
  Assert.ok(
    TelemetryReportingPolicy.canUpload(),
    "Accepting the policy again should let us upload data."
  );

  // Set a new, per channel, minimum policy version. Start by setting a test current channel.
  let defaultPrefs = new Preferences({ defaultBranch: true });
  defaultPrefs.set("app.update.channel", TEST_CHANNEL);

  // Increase and set the new minimum version, then check that we're not notified anymore.
  newMinimum++;
  Preferences.set(PREF_MINIMUM_CHANNEL_POLICY_VERSION, newMinimum);
  Assert.ok(
    !TelemetryReportingPolicy.testIsUserNotified(),
    "Increasing the minimum policy version should invalidate the policy."
  );

  // Eventually accept the policy and make sure user is notified.
  Preferences.set(TelemetryUtils.Preferences.CurrentPolicyVersion, newMinimum);
  TelemetryReportingPolicy.testInfobarShown();
  Assert.ok(
    TelemetryReportingPolicy.testIsUserNotified(),
    "Accepting the policy again should show the user as notified."
  );
  Assert.ok(
    TelemetryReportingPolicy.canUpload(),
    "Accepting the policy again should let us upload data."
  );
});

add_task(async function test_migratePrefs() {
  const DEPRECATED_FHR_PREFS = {
    "datareporting.policy.dataSubmissionPolicyAccepted": true,
    "datareporting.policy.dataSubmissionPolicyBypassAcceptance": true,
    "datareporting.policy.dataSubmissionPolicyResponseType": "foxyeah",
    "datareporting.policy.dataSubmissionPolicyResponseTime": Date.now().toString(),
  };

  // Make sure the preferences are set before setting up the policy.
  for (let name in DEPRECATED_FHR_PREFS) {
    Preferences.set(name, DEPRECATED_FHR_PREFS[name]);
  }
  // Set up the policy.
  TelemetryReportingPolicy.reset();
  // They should have been removed by now.
  for (let name in DEPRECATED_FHR_PREFS) {
    Assert.ok(!Preferences.has(name), name + " should have been removed.");
  }
});

add_task(async function test_userNotifiedOfCurrentPolicy() {
  fakeResetAcceptedPolicy();
  TelemetryReportingPolicy.reset();

  // User should be reported as not notified by default.
  Assert.ok(
    !TelemetryReportingPolicy.testIsUserNotified(),
    "The initial state should be unnotified."
  );

  // Forcing a policy version should not automatically make the user notified.
  Preferences.set(
    TelemetryUtils.Preferences.AcceptedPolicyVersion,
    TelemetryReportingPolicy.DEFAULT_DATAREPORTING_POLICY_VERSION
  );
  Assert.ok(
    !TelemetryReportingPolicy.testIsUserNotified(),
    "The default state of the date should have a time of 0 and it should therefore fail"
  );

  // Showing the notification bar should make the user notified.
  fakeNow(2012, 11, 11);
  TelemetryReportingPolicy.testInfobarShown();
  Assert.ok(
    TelemetryReportingPolicy.testIsUserNotified(),
    "Using the proper API causes user notification to report as true."
  );

  // It is assumed that later versions of the policy will incorporate previous
  // ones, therefore this should also return true.
  let newVersion =
    Preferences.get(TelemetryUtils.Preferences.CurrentPolicyVersion, 1) + 1;
  Preferences.set(TelemetryUtils.Preferences.AcceptedPolicyVersion, newVersion);
  Assert.ok(
    TelemetryReportingPolicy.testIsUserNotified(),
    "A future version of the policy should pass."
  );

  newVersion =
    Preferences.get(TelemetryUtils.Preferences.CurrentPolicyVersion, 1) - 1;
  Preferences.set(TelemetryUtils.Preferences.AcceptedPolicyVersion, newVersion);
  Assert.ok(
    !TelemetryReportingPolicy.testIsUserNotified(),
    "A previous version of the policy should fail."
  );
});

add_task(async function test_canSend() {
  const TEST_PING_TYPE = "test-ping";

  PingServer.start();
  Preferences.set(
    TelemetryUtils.Preferences.Server,
    "http://localhost:" + PingServer.port
  );

  await TelemetryController.testReset();
  TelemetryReportingPolicy.reset();

  // User should be reported as not notified by default.
  Assert.ok(
    !TelemetryReportingPolicy.testIsUserNotified(),
    "The initial state should be unnotified."
  );

  // Assert if we receive any ping before the policy is accepted.
  PingServer.registerPingHandler(() =>
    Assert.ok(false, "Should not have received any pings now")
  );
  await TelemetryController.submitExternalPing(TEST_PING_TYPE, {});

  // Reset the ping handler.
  PingServer.resetPingHandler();

  // Fake the infobar: this should also trigger the ping send task.
  TelemetryReportingPolicy.testInfobarShown();
  let ping = await PingServer.promiseNextPings(1);
  Assert.equal(ping.length, 1, "We should have received one ping.");
  Assert.equal(
    ping[0].type,
    TEST_PING_TYPE,
    "We should have received the previous ping."
  );

  // Submit another ping, to make sure it gets sent.
  await TelemetryController.submitExternalPing(TEST_PING_TYPE, {});

  // Get the ping and check its type.
  ping = await PingServer.promiseNextPings(1);
  Assert.equal(ping.length, 1, "We should have received one ping.");
  Assert.equal(
    ping[0].type,
    TEST_PING_TYPE,
    "We should have received the new ping."
  );

  // Fake a restart with a pending ping.
  await TelemetryController.addPendingPing(TEST_PING_TYPE, {});
  await TelemetryController.testReset();

  // We should be immediately sending the ping out.
  ping = await PingServer.promiseNextPings(1);
  Assert.equal(ping.length, 1, "We should have received one ping.");
  Assert.equal(
    ping[0].type,
    TEST_PING_TYPE,
    "We should have received the pending ping."
  );

  // Submit another ping, to make sure it gets sent.
  await TelemetryController.submitExternalPing(TEST_PING_TYPE, {});

  // Get the ping and check its type.
  ping = await PingServer.promiseNextPings(1);
  Assert.equal(ping.length, 1, "We should have received one ping.");
  Assert.equal(
    ping[0].type,
    TEST_PING_TYPE,
    "We should have received the new ping."
  );

  await PingServer.stop();
});
