@Test
 public void getBuilderConfigurationIndexNegative() {
   try {
     instance.getBuilderConfiguration("foo", -1);
   } catch (WebApplicationException e) {
     assertThat(e.getResponse().getStatus(), equalTo(Response.Status.BAD_REQUEST.getStatusCode()));
   }
 }
 @Test
 public void getBuilderConfigurationProjectNameNull() {
   try {
     instance.getBuilderConfiguration(null, 1);
   } catch (WebApplicationException e) {
     assertThat(e.getResponse().getStatus(), equalTo(Response.Status.BAD_REQUEST.getStatusCode()));
   }
 }