public void GetById_ArticleIdIsValid_ReturnsArticle()
{
// Arrange
Article testArticle = new Article { ArticleId = 1 };
// Arrange - mock articleRepository
Mock<IArticleRepository> articleRepositoryMock = new Mock<IArticleRepository>();
articleRepositoryMock.Setup(r => r.GetById(testArticle.ArticleId))
.Returns(testArticle);
// Arrange - mock unitOfWork
Mock<IUnitOfWork> unitOfWorkMock = new Mock<IUnitOfWork>();
unitOfWorkMock.SetupGet(u => u.ArticleRepository)
.Returns(articleRepositoryMock.Object);
// Arrange - create target
IArticleService target = new ArticleService(unitOfWorkMock.Object, this._articleValidationMock.Object);
// Act
Article article = target.GetById(testArticle.ArticleId);
// Assert
Assert.AreSame(testArticle, article);
articleRepositoryMock.Verify(r => r.GetById(testArticle.ArticleId), Times.Once);
}
public void GetById_NonexistentArticleId_ReturnsNull()
{
// Arrange
int articleId = 1;
// Arrange - mock articleRepository
Mock<IArticleRepository> articleRepositoryMock = new Mock<IArticleRepository>();
articleRepositoryMock.Setup(r => r.GetById(articleId))
.Returns((Article)null);
// Arrange - mock unitOfWork
Mock<IUnitOfWork> unitOfWorkMock = new Mock<IUnitOfWork>();
unitOfWorkMock.SetupGet(u => u.ArticleRepository)
.Returns(articleRepositoryMock.Object);
// Arrange - create target
IArticleService target = new ArticleService(unitOfWorkMock.Object, this._articleValidationMock.Object);
// Act
Article article = target.GetById(articleId);
// Assert
Assert.IsNull(article);
articleRepositoryMock.Verify(r => r.GetById(articleId), Times.Once);
}
public void GetById_ArticleIdIsLessOrEqualToZero_ThrowsArgumentOutOfRangeException()
{
// Arrange
IArticleService target = new ArticleService(new Mock<IUnitOfWork>().Object, this._articleValidationMock.Object);
// Act and Assert
Assert.Throws<ArgumentOutOfRangeException>(() => target.GetById(-1));
Assert.Throws<ArgumentOutOfRangeException>(() => target.GetById(0));
}