public void ShouldChangeCompanyName()
{
// Arrange
this.shareTableRepository = Substitute.For <IShareTableRepository>();
int testId = 55;
this.shareTableRepository.ContainsById(Arg.Is(testId)).Returns(true);
SharesService sharesService = new SharesService(this.shareTableRepository);
string newCompanyName = "Seas and oceans";
// Act
sharesService.ChangeCompanyName(testId, newCompanyName);
// Assert
this.shareTableRepository.Received(1).SetCompanyName(testId, newCompanyName);
this.shareTableRepository.Received(1).SaveChanges();
}
