content: /*
   * Copyright (C) 2021 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 androidx.test.internal.platform.reflect;
  
  import static com.google.common.truth.Truth.assertThat;
  import static org.junit.Assert.assertThrows;
  
  import androidx.test.ext.junit.runners.AndroidJUnit4;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  
  /** Unit tests for {@link ReflectiveField}. */
  @RunWith(AndroidJUnit4.class)
  public class ReflectiveFieldTest {
  
    private static class Fixture {
      private final int someField = 42;
    }
  
    @Test
    public void get() throws ReflectionException {
      Fixture f = new Fixture();
      int value = new ReflectiveField<Integer>(f.getClass().getName(), "someField").get(f);
      assertThat(value).isEqualTo(42);
    }
  
    @Test
    public void get_withClass() throws ReflectionException {
      Fixture f = new Fixture();
      int value = new ReflectiveField<Integer>(f.getClass(), "someField").get(f);
      assertThat(value).isEqualTo(42);
    }
  
    @Test
    public void get_nonExistent() {
      assertThrows(
          ReflectionException.class,
          () ->
              new ReflectiveField<Integer>(Fixture.class.getName(), "someMissingField")
                  .get(new Fixture()));
    }
  }
  