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      1 /*
      2  * Copyright (C) 2015 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 package com.android.tv;
     17 
     18 import static android.support.test.InstrumentationRegistry.getInstrumentation;
     19 
     20 import android.content.Context;
     21 import android.os.SystemClock;
     22 import android.support.test.rule.ActivityTestRule;
     23 import android.text.TextUtils;
     24 
     25 import com.android.tv.data.Channel;
     26 import com.android.tv.data.ChannelDataManager;
     27 import com.android.tv.testing.ChannelInfo;
     28 import com.android.tv.testing.testinput.ChannelStateData;
     29 import com.android.tv.testing.testinput.TestInputControlConnection;
     30 import com.android.tv.testing.testinput.TestInputControlUtils;
     31 import com.android.tv.testing.testinput.TvTestInputConstants;
     32 
     33 import org.junit.Before;
     34 import org.junit.Rule;
     35 
     36 import java.util.List;
     37 
     38 /**
     39  * Base TestCase for tests that need a {@link MainActivity}.
     40  */
     41 public abstract class BaseMainActivityTestCase {
     42     private static final String TAG = "BaseMainActivityTest";
     43     private static final int CHANNEL_LOADING_CHECK_INTERVAL_MS = 10;
     44 
     45     @Rule
     46     public ActivityTestRule<MainActivity> mActivityTestRule =
     47             new ActivityTestRule<>(MainActivity.class);
     48 
     49     protected final TestInputControlConnection mConnection = new TestInputControlConnection();
     50 
     51     protected MainActivity mActivity;
     52 
     53     @Before
     54     public void setUp() {
     55         mActivity = mActivityTestRule.getActivity();
     56         // TODO: ensure the SampleInputs are setup.
     57         getInstrumentation().getTargetContext()
     58                 .bindService(TestInputControlUtils.createIntent(), mConnection,
     59                         Context.BIND_AUTO_CREATE);
     60     }
     61 
     62     @Before
     63     public void tearDown() {
     64         if (mConnection.isBound()) {
     65             getInstrumentation().getTargetContext().unbindService(mConnection);
     66         }
     67     }
     68 
     69     /**
     70      * Tune to {@code channel}.
     71      *
     72      * @param channel the channel to tune to.
     73      */
     74     protected void tuneToChannel(final Channel channel) {
     75         // Run on UI thread so views can be modified
     76         getInstrumentation().runOnMainSync(new Runnable() {
     77             @Override
     78             public void run() {
     79                 mActivity.tuneToChannel(channel);
     80             }
     81         });
     82     }
     83 
     84     /**
     85      * Sleep until  @{@link ChannelDataManager#isDbLoadFinished()} is true.
     86      */
     87     protected void waitUntilChannelLoadingFinish() {
     88         ChannelDataManager channelDataManager = mActivity.getChannelDataManager();
     89         while (!channelDataManager.isDbLoadFinished()) {
     90             getInstrumentation().waitForIdleSync();
     91             SystemClock.sleep(CHANNEL_LOADING_CHECK_INTERVAL_MS);
     92         }
     93     }
     94 
     95     /**
     96      * Tune to the channel with {@code name}.
     97      *
     98      * @param name the name of the channel to find.
     99      */
    100     protected void tuneToChannel(String name) {
    101         Channel c = findChannelWithName(name);
    102         tuneToChannel(c);
    103     }
    104 
    105     /**
    106      * Tune to channel.
    107      */
    108     protected void tuneToChannel(ChannelInfo channel) {
    109         tuneToChannel(channel.name);
    110     }
    111 
    112     /**
    113      * Update the channel state to {@code data} then tune to that channel.
    114      *
    115      * @param data    the state to update the channel with.
    116      * @param channel the channel to tune to
    117      */
    118     protected void updateThenTune(ChannelStateData data, ChannelInfo channel) {
    119         if (channel.equals(TvTestInputConstants.CH_1_DEFAULT_DONT_MODIFY)) {
    120             throw new IllegalArgumentException(
    121                     "By convention " + TvTestInputConstants.CH_1_DEFAULT_DONT_MODIFY.name
    122                             + " should not be modified.");
    123         }
    124         mConnection.updateChannelState(channel, data);
    125         tuneToChannel(channel);
    126     }
    127 
    128     private Channel findChannelWithName(String displayName) {
    129         waitUntilChannelLoadingFinish();
    130         Channel channel = null;
    131         List <Channel> channelList = mActivity.getChannelDataManager().getChannelList();
    132         for (Channel c : channelList) {
    133             if (TextUtils.equals(c.getDisplayName(), displayName)) {
    134                 channel = c;
    135                 break;
    136             }
    137         }
    138         if (channel == null) {
    139             throw new AssertionError("'" + displayName + "' channel not found");
    140         }
    141         return channel;
    142     }
    143 }
    144