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      1 /*
      2  * Copyright (C) 2007 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.test;
     18 
     19 import android.content.ContentResolver;
     20 import android.content.Context;
     21 import android.os.Bundle;
     22 import android.os.SystemClock;
     23 import android.net.Uri;
     24 import android.accounts.Account;
     25 
     26 /**
     27  * If you would like to test sync a single provider with an
     28  * {@link InstrumentationTestCase}, this provides some of the boiler plate in {@link #setUp} and
     29  * {@link #tearDown}.
     30  */
     31 public class SyncBaseInstrumentation extends InstrumentationTestCase {
     32     private Context mTargetContext;
     33     ContentResolver mContentResolver;
     34     private static final int MAX_TIME_FOR_SYNC_IN_MINS = 20;
     35 
     36     @Override
     37     protected void setUp() throws Exception {
     38         super.setUp();
     39         mTargetContext = getInstrumentation().getTargetContext();
     40         mContentResolver = mTargetContext.getContentResolver();
     41     }
     42 
     43     /**
     44      * Syncs the specified provider.
     45      * @throws Exception
     46      */
     47     protected void syncProvider(Uri uri, String accountName, String authority) throws Exception {
     48         Bundle extras = new Bundle();
     49         extras.putBoolean(ContentResolver.SYNC_EXTRAS_IGNORE_SETTINGS, true);
     50         Account account = new Account(accountName, "com.google");
     51 
     52         ContentResolver.requestSync(account, authority, extras);
     53         long startTimeInMillis = SystemClock.elapsedRealtime();
     54         long endTimeInMillis = startTimeInMillis + MAX_TIME_FOR_SYNC_IN_MINS * 60000;
     55 
     56         int counter = 0;
     57         // Making sure race condition does not occur when en entry have been removed from pending
     58         // and active tables and loaded in memory (therefore sync might be still in progress)
     59         while (counter < 2) {
     60             // Sleep for 1 second.
     61             Thread.sleep(1000);
     62             // Finish test if time to sync has exceeded max time.
     63             if (SystemClock.elapsedRealtime() > endTimeInMillis) {
     64                 break;
     65             }
     66 
     67             if (ContentResolver.isSyncActive(account, authority)) {
     68                 counter = 0;
     69                 continue;
     70             }
     71             counter++;
     72         }
     73     }
     74 
     75     protected void cancelSyncsandDisableAutoSync() {
     76         ContentResolver.setMasterSyncAutomatically(false);
     77         ContentResolver.cancelSync(null /* all accounts */, null /* all authorities */);
     78     }
     79 }
     80