source: class LogoutHandlerTest {
  
      private LogoutHandler mTarget;
  
      @Test
      public void shouldClearAllDataOnDevice() throws Exception {
  
target:         final int[] count = {0};
          mTarget.clearData(() -> count[0] = 1);
  
          assertThat(count[0]).isEqualTo(1);
      }
  
  }