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      1 /*
      2  * Copyright (C) 2008 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 com.android.mediaframeworktest.unit;
     18 
     19 import android.media.MediaPlayer;
     20 import android.test.AndroidTestCase;
     21 import android.test.suitebuilder.annotation.LargeTest;
     22 
     23 /**
     24  * Unit test class to test the set of valid and invalid states that
     25  * MediaPlayer.seekTo() method can be called.
     26  */
     27 public class MediaPlayerSeekToStateUnitTest extends AndroidTestCase implements MediaPlayerMethodUnderTest {
     28     private MediaPlayerStateUnitTestTemplate mTestTemplate = new MediaPlayerStateUnitTestTemplate();
     29 
     30     /**
     31      * 1. It is valid to call seekTo() in the following states:
     32      *    {Prepared, Started, Paused, PlaybackComplted}.
     33      * 2. It is invalid to call seekTo() in the following states:
     34      *    {Idle, Initialized, Stopped, Error}
     35      *
     36      * @param stateErrors the MediaPlayerStateErrors to check against.
     37      */
     38     public void checkStateErrors(MediaPlayerStateErrors stateErrors) {
     39         // Valid states.
     40         assertTrue(!stateErrors.errorInPreparedState);
     41         assertTrue(!stateErrors.errorInPreparedStateAfterStop);
     42         assertTrue(!stateErrors.errorInStartedStateAfterPause);
     43         assertTrue(!stateErrors.errorInPausedState);
     44         assertTrue(!stateErrors.errorInPlaybackCompletedState);
     45 
     46         // Invalid states.
     47         assertTrue(stateErrors.errorInIdleState);
     48         assertTrue(stateErrors.errorInIdleStateAfterReset);
     49         assertTrue(stateErrors.errorInInitializedState);
     50         assertTrue(stateErrors.errorInStoppedState);
     51         assertTrue(stateErrors.errorInErrorState);
     52         assertTrue(!stateErrors.errorInStartedState);
     53     }
     54 
     55     public void invokeMethodUnderTest(MediaPlayer player) {
     56         player.seekTo(0);
     57     }
     58 
     59     @LargeTest
     60     public void testSeekTo() {
     61         mTestTemplate.runTestOnMethod(this);
     62     }
     63 
     64     @Override
     65     public String toString() {
     66         return "seekTo()";
     67     }
     68 }
     69