content: /*
   * Copyright (C) 2017 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.example.android.contentprovidersample;
  
  import static org.hamcrest.Matchers.is;
  import static org.junit.Assert.assertThat;
  import androidx.room.Room;
  import androidx.test.core.app.ApplicationProvider;
  import androidx.test.ext.junit.runners.AndroidJUnit4;
  import androidx.test.filters.SmallTest;
  import com.example.android.contentprovidersample.data.Cheese;
  import com.example.android.contentprovidersample.data.SampleDatabase;
  
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  
  
  @RunWith(AndroidJUnit4.class)
  @SmallTest
  public class CheeseTest {
  
      private SampleDatabase mDatabase;
  
      @Before
      public void createDatabase() {
          mDatabase = Room.inMemoryDatabaseBuilder(ApplicationProvider.getApplicationContext(),
                  SampleDatabase.class).build();
      }
  
      @After
      public void closeDatabase() {
          mDatabase.close();
      }
  
      @Test
      public void insertAndCount() {
          assertThat(mDatabase.cheese().count(), is(0));
          Cheese cheese = new Cheese();
          cheese.name = "abc";
          mDatabase.cheese().insert(cheese);
          assertThat(mDatabase.cheese().count(), is(1));
      }
  
  }
  