Populating Private Autowired Fields via Spring ReflectionTestUtils

ReflectionTestUtilsExampleTest.java

import org.junit.Before;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;
import org.springframework.test.util.ReflectionTestUtils;

@RunWith(MockitoJUnitRunner.class)
public class ReflectionTestUtilsExampleTest {

  @Mock private SomeDependency mockSomeDependency;

  private SomeSortOfClass someSortOfClass;
  
  @Before
  public void init() {
    initialiseTestClass()
  }

  private void initialiseTestClass() {
    someSortOfClass = new SomeSortOfClass();
    ReflectionTestUtils.setField(abProfileInterceptor, "someDependency", mockSomeDependency);
  }
  
  ...
}