public void Delete_TagIdIsLessOrEqualToZero_ThrowsArgumentOutOfRangeException()
{
// Arrange
ITagService target = new TagService(new Mock<IUnitOfWork>().Object, this._tagValidationMock.Object);
// Act and Assert
Assert.Throws<ArgumentOutOfRangeException>(() => target.Delete(-1));
Assert.Throws<ArgumentOutOfRangeException>(() => target.Delete(0));
}
public void Delete_TagIdIsValid_DeletesTag()
{
// Arrange
Tag tag = new Tag { TagId = 1 };
// Arrange - mock tagRepository
Mock<ITagRepository> tagRepositoryMock = new Mock<ITagRepository>();
tagRepositoryMock.Setup(r => r.GetById(tag.TagId))
.Returns(tag);
// Arrange - mock unitOfWork
Mock<IUnitOfWork> unitOfWorkMock = new Mock<IUnitOfWork>();
unitOfWorkMock.SetupGet(u => u.TagRepository)
.Returns(tagRepositoryMock.Object);
ITagService target = new TagService(unitOfWorkMock.Object, this._tagValidationMock.Object);
// Act
target.Delete(tag.TagId);
// Assert
tagRepositoryMock.Verify(r => r.GetById(tag.TagId), Times.Once);
tagRepositoryMock.Verify(r => r.Delete(It.Is<Tag>(t => t.TagId == tag.TagId)), Times.Once);
unitOfWorkMock.Verify(r => r.Save(), Times.Once);
}
public void Delete_NonexistentTagId_ThrowsTagNotFoundException()
{
// Arrange
int tagId = 1;
// Arrange - mock tagRepository
Mock<ITagRepository> tagRepositoryMock = new Mock<ITagRepository>();
tagRepositoryMock.Setup(r => r.GetById(tagId))
.Returns((Tag)null);
// Arrange - mock unitOfWork
Mock<IUnitOfWork> unitOfWorkMock = new Mock<IUnitOfWork>();
unitOfWorkMock.SetupGet(u => u.TagRepository)
.Returns(tagRepositoryMock.Object);
ITagService target = new TagService(unitOfWorkMock.Object, this._tagValidationMock.Object);
// Act and Assert
Assert.Throws<TagNotFoundException>(() => target.Delete(tagId));
tagRepositoryMock.Verify(r => r.GetById(tagId), Times.Once);
tagRepositoryMock.Verify(r => r.Delete(It.Is<Tag>(t => t.TagId == tagId)), Times.Never);
unitOfWorkMock.Verify(r => r.Save(), Times.Never);
}