public void Should_CreateInvitation()
{
const int SenderId = 2;
const int ProjectId = 1;
const int ReceiverId = 1;
// act
this.projectProcessor.InviteUserInProject(SenderId, ProjectId, ReceiverId);
// assert
this.projectRepositoryMock.Verify(x => x.AddInvitation(It.Is<Invitation>(it => it.SenderId == SenderId)), Times.Once());
}