// Check that the future has been set properly.
    assertTrue(future.isDone());
    assertFalse(future.isCancelled());
    assertEquals(42, (int) future.get());
  }

  public void testSetException() throws Exception {
    SettableFuture<Object> future = SettableFuture.create();
    Exception e = new Exception("foobarbaz");
    assertTrue(future.setException(e));

    // Check that the future has been set properly.
    assertTrue(future.isDone());
    assertFalse(future.isCancelled());
    assertEquals(42, (int) future.get());
  }

  public void testSetException() throws Exception {
    SettableFuture<Object> future = SettableFuture.create();
    Exception e = new Exception("foobarbaz");
    assertTrue(future.setException(e));

        // Call the method
        mockResponse.reset();

        // Verify that the method was called
        verify(mockResponse, times(1)).reset();
    }

    @Test
    void testGetException() {
        Exception testException = new RuntimeException("Test Exception");
        when(mockResponse.getException()).thenReturn(testException);
        assertEquals(testException, mockResponse.getException());