michael@0: package org.mozilla.gecko.tests;
michael@0: 
michael@0: import org.json.JSONException;
michael@0: import org.json.JSONObject;
michael@0: import org.mozilla.gecko.Actions;
michael@0: 
michael@0: /**
michael@0:  * Basic test to check bounce-back from overscroll.
michael@0:  * - Load the page and verify it draws
michael@0:  * - Drag page downwards by 100 pixels into overscroll, verify it snaps back.
michael@0:  * - Drag page rightwards by 100 pixels into overscroll, verify it snaps back.
michael@0:  */
michael@0: public class testPrefsObserver extends BaseTest {
michael@0:     private static final String PREF_TEST_PREF = "robocop.tests.dummy";
michael@0:     private static final int PREF_OBSERVE_REQUEST_ID = 0x7357;
michael@0:     private static final long PREF_TIMEOUT = 10000;
michael@0: 
michael@0:     private Actions.RepeatedEventExpecter mExpecter;
michael@0: 
michael@0:     public void setPref(boolean value) throws JSONException {
michael@0:         mAsserter.dumpLog("Setting pref");
michael@0: 
michael@0:         JSONObject jsonPref = new JSONObject();
michael@0:         jsonPref.put("name", PREF_TEST_PREF);
michael@0:         jsonPref.put("type", "bool");
michael@0:         jsonPref.put("value", value);
michael@0:         mActions.sendGeckoEvent("Preferences:Set", jsonPref.toString());
michael@0:     }
michael@0: 
michael@0:     public void waitAndCheckPref(boolean value) throws JSONException {
michael@0:         mAsserter.dumpLog("Waiting to check pref");
michael@0: 
michael@0:         JSONObject data = null;
michael@0:         int requestId = -1;
michael@0: 
michael@0:         while (requestId != PREF_OBSERVE_REQUEST_ID) {
michael@0:             data = new JSONObject(mExpecter.blockForEventData());
michael@0:             if (!mExpecter.eventReceived()) {
michael@0:                 mAsserter.ok(false, "Checking pref is correct value", "Didn't receive pref");
michael@0:                 return;
michael@0:             }
michael@0:             requestId = data.getInt("requestId");
michael@0:         }
michael@0: 
michael@0:         JSONObject pref = data.getJSONArray("preferences").getJSONObject(0);
michael@0:         mAsserter.is(pref.getString("name"), PREF_TEST_PREF, "Pref name is correct");
michael@0:         mAsserter.is(pref.getString("type"), "bool", "Pref type is correct");
michael@0:         mAsserter.is(pref.getBoolean("value"), value, "Pref value is correct");
michael@0:     }
michael@0: 
michael@0:     public void verifyDisconnect() throws JSONException {
michael@0:         mAsserter.dumpLog("Checking pref observer is removed");
michael@0: 
michael@0:         JSONObject pref = null;
michael@0:         int requestId = -1;
michael@0: 
michael@0:         while (requestId != PREF_OBSERVE_REQUEST_ID) {
michael@0:             String data = mExpecter.blockForEventDataWithTimeout(PREF_TIMEOUT);
michael@0:             if (data == null) {
michael@0:                 mAsserter.ok(true, "Verifying pref is unobserved", "Didn't get unobserved pref");
michael@0:                 return;
michael@0:             }
michael@0:             pref = new JSONObject(data);
michael@0:             requestId = pref.getInt("requestId");
michael@0:         }
michael@0: 
michael@0:         mAsserter.ok(false, "Received unobserved pref change", "");
michael@0:     }
michael@0: 
michael@0:     public void observePref() throws JSONException {
michael@0:         mAsserter.dumpLog("Setting up pref observer");
michael@0: 
michael@0:         // Setup the pref observer
michael@0:         mExpecter = mActions.expectGeckoEvent("Preferences:Data");
michael@0:         mActions.sendPreferencesObserveEvent(PREF_OBSERVE_REQUEST_ID, new String[] { PREF_TEST_PREF });
michael@0:     }
michael@0: 
michael@0:     public void removePrefObserver() {
michael@0:         mAsserter.dumpLog("Removing pref observer");
michael@0: 
michael@0:         mActions.sendPreferencesRemoveObserversEvent(PREF_OBSERVE_REQUEST_ID);
michael@0:     }
michael@0: 
michael@0:     public void testPrefsObserver() {
michael@0:         blockForGeckoReady();
michael@0: 
michael@0:         try {
michael@0:             setPref(false);
michael@0:             observePref();
michael@0:             waitAndCheckPref(false);
michael@0: 
michael@0:             setPref(true);
michael@0:             waitAndCheckPref(true);
michael@0: 
michael@0:             removePrefObserver();
michael@0:             setPref(false);
michael@0:             verifyDisconnect();
michael@0:         } catch (Exception ex) {
michael@0:             mAsserter.ok(false, "exception in testPrefsObserver", ex.toString());
michael@0:         } finally {
michael@0:             // Make sure we remove the observer - if it's already removed, this
michael@0:             // will do nothing.
michael@0:             removePrefObserver();
michael@0:         }
michael@0:         mExpecter.unregisterListener();
michael@0:     }
michael@0: }
michael@0: