public void DeleteSuccessfully() { var content = File.ReadAllText("../../Fixtures/direct_debit_authorities_delete.json"); var client = GetMockClient(content); var repo = new DirectDebitAuthorityRepository(client.Object); var resp = repo.Delete("9fda18e7-b1d3-4a83-830d-0cef0f62cd25"); client.VerifyAll(); Assert.IsNull(resp); }