public void testLooperDestruction() {
final BlockingQueue<JSONObject> messages = new LinkedBlockingQueue<JSONObject>();
// If something terrible happens in the worker thread, we
// should make sure
final MPDbAdapter explodingDb =
new MPDbAdapter(getContext()) {
@Override
public int addJSON(JSONObject message, MPDbAdapter.Table table) {
messages.add(message);
throw new RuntimeException("BANG!");
}
};
final AnalyticsMessages explodingMessages =
new AnalyticsMessages(getContext()) {
// This will throw inside of our worker thread.
@Override
public MPDbAdapter makeDbAdapter(Context context) {
return explodingDb;
}
};
MixpanelAPI mixpanel =
new TestUtils.CleanMixpanelAPI(
getContext(), mMockPreferences, "TEST TOKEN testLooperDisaster") {
@Override
protected AnalyticsMessages getAnalyticsMessages() {
return explodingMessages;
}
};
try {
mixpanel.clearPreferences();
assertFalse(explodingMessages.isDead());
mixpanel.track("event1", null);
JSONObject found = messages.poll(1, TimeUnit.SECONDS);
assertNotNull(found);
Thread.sleep(1000);
assertTrue(explodingMessages.isDead());
mixpanel.track("event2", null);
JSONObject shouldntFind = messages.poll(1, TimeUnit.SECONDS);
assertNull(shouldntFind);
assertTrue(explodingMessages.isDead());
} catch (InterruptedException e) {
fail("Unexpected interruption");
}
}
@Override
protected void setUp() throws Exception {
super.setUp();
final SharedPreferences referrerPreferences =
getContext().getSharedPreferences("MIXPANEL_TEST_PREFERENCES", Context.MODE_PRIVATE);
SharedPreferences.Editor editor = referrerPreferences.edit();
editor.clear();
editor.commit();
mMockPreferences =
new Future<SharedPreferences>() {
@Override
public boolean cancel(final boolean mayInterruptIfRunning) {
return false;
}
@Override
public boolean isCancelled() {
return false;
}
@Override
public boolean isDone() {
return false;
}
@Override
public SharedPreferences get() throws InterruptedException, ExecutionException {
return referrerPreferences;
}
@Override
public SharedPreferences get(final long timeout, final TimeUnit unit)
throws InterruptedException, ExecutionException, TimeoutException {
return referrerPreferences;
}
};
AnalyticsMessages messages = AnalyticsMessages.getInstance(getContext());
messages.hardKill();
Thread.sleep(500);
} // end of setUp() method definition
/* package */ AnalyticsMessages getAnalyticsMessages() {
return AnalyticsMessages.getInstance(mContext);
}
/**
* By default, if the MixpanelAPI cannot contact the API server over HTTPS, it will attempt to
* contact the server via regular HTTP. To disable this behavior, call
* enableFallbackServer(context, false)
*
* @param context the execution context associated with this context.
* @param enableIfTrue if true, the library will fall back to using http when https is
* unavailable.
*/
public static void enableFallbackServer(Context context, boolean enableIfTrue) {
AnalyticsMessages msgs = AnalyticsMessages.getInstance(context);
if (enableIfTrue) msgs.setFallbackHost(MPConfig.FALLBACK_ENDPOINT);
else msgs.setFallbackHost(null);
}
/**
* Sets the target frequency of messages to Mixpanel servers. If no calls to {@link #flush()} are
* made, the Mixpanel library attempts to send tracking information in batches at a rate that
* provides a reasonable compromise between battery life and liveness of data. Callers can
* override this value, for the whole application, by calling <tt>setFlushInterval</tt>.
*
* @param context the execution context associated with this application, probably the main
* application activity.
* @param milliseconds the target number of milliseconds between automatic flushes. this value is
* advisory, actual flushes may be more or less frequent
*/
public static void setFlushInterval(Context context, long milliseconds) {
AnalyticsMessages msgs = AnalyticsMessages.getInstance(context);
msgs.setFlushInterval(milliseconds);
}
