@Test
public void testDeletePolicy_Success() throws Exception {

	// Arrange
	final String policyId = "policyId";
	final String uri = API + "/policies/" + policyId;
	doNothing().when(policyService).deletePolicy(policyId);
	// Act and Assert
	mockMvc.perform(delete(uri)).andExpect(status().isNoContent());
	// Assert
	verify(policyService, times(1)).deletePolicy(policyId);
}