public async Task When_Pass_Null_Parameters_Then_Exceptions_Are_Thrown()
        {
            // ARRANGE
            InitializeFakeObjects();

            // ACT & ASSERT
            await Assert.ThrowsAsync <ArgumentNullException>(() => _rejectPendingRequestAction.Execute(null, null));

            await Assert.ThrowsAsync <ArgumentNullException>(() => _rejectPendingRequestAction.Execute("subject", null));
        }
 public Task <bool> Accept(string subject, string id)
 {
     return(_acceptPendingRequestAction.Execute(subject, id));
 }