public void ShouldGetTagsByPostId()
{
const int postId = 1;
var tags = _tags.Where(a => a.TagId != 3).ToList();
var post = _posts.Where(a => a.PostId == 1).ToList();
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(), null, string.Empty))
.Returns(tags);
_postRepository = new Mock<IPostRepository>();
_postRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Post, bool>>>(),
It.IsAny<Func<IQueryable<Post>, IOrderedQueryable<Post>>>(), It.IsAny<string>()))
.Returns(post);
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
var result = _tagsLogic.GetByPostId(postId);
Assert.AreEqual(2, result.Count);
}
public void ShouldErrorWhenTagExistsOnAdd()
{
var tag = new Common.Contracts.Tag { TagName = "lorem" };
var tags = _tags.Where(a => a.TagName == "lorem").ToList();
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Add(It.IsAny<Tag>())).Returns(It.IsAny<Tag>);
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(),
It.IsAny<Func<IQueryable<Tag>, IOrderedQueryable<Tag>>>(), It.IsAny<string>()))
.Returns(tags);
_postRepository = new Mock<IPostRepository>();
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
var result = _tagsLogic.Add(tag);
Assert.NotNull(result.Error);
Assert.AreEqual((int)Constants.Error.ValidationError, result.Error.Id);
Assert.AreEqual("Record already exists", result.Error.Message);
}
public void ShouldThrowExceptionWhenAddingTagFails()
{
var tag = new Common.Contracts.Tag { TagName = "foo" };
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(), null, string.Empty))
.Throws(new Exception());
_postRepository = new Mock<IPostRepository>();
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
Assert.Throws<BlogException>(() => _tagsLogic.Add(tag));
}
public void ShouldAddTag()
{
var tag = new Common.Contracts.Tag {TagName = "foo"};
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Add(It.IsAny<Tag>())).Returns(new Tag { TagName = "foo" });
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(),
It.IsAny<Func<IQueryable<Tag>, IOrderedQueryable<Tag>>>(), It.IsAny<string>()))
.Returns(new List<Tag>());
_postRepository = new Mock<IPostRepository>();
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
var result = _tagsLogic.Add(tag);
Assert.NotNull(result);
Assert.IsNull(result.Error);
}
public void ShouldThrowExceptionWhenGetTagsByNameFails()
{
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(), null, string.Empty))
.Throws(new Exception());
_postRepository = new Mock<IPostRepository>();
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
Assert.Throws<BlogException>(() => _tagsLogic.GetTagsByName("foo"));
}
public void ShouldGetTagsByName()
{
const string tagName = "ipsum";
var tags = _tags.Where(a => a.TagName.Contains(tagName)).ToList();
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(), true))
.Returns(tags);
_postRepository = new Mock<IPostRepository>();
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
var result = _tagsLogic.GetTagsByName(tagName);
Assert.AreEqual(2, result.Count);
}
public void ShouldReturnEmptyListWhenGetTagsByPostIdFoundNoRecords()
{
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(), null, string.Empty))
.Returns(new List<Tag>());
_postRepository = new Mock<IPostRepository>();
_postRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Post, bool>>>(),
It.IsAny<Func<IQueryable<Post>, IOrderedQueryable<Post>>>(), It.IsAny<string>()))
.Returns(new List<Post>());
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
var tags = _tagsLogic.GetByPostId(1);
Assert.AreEqual(0, tags.Count);
}
public void ShouldThrowExceptionWhenGetTagsByPostIdFails()
{
_tagRepository = new Mock<ITagRepository>();
_tagRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Tag, bool>>>(), null, string.Empty))
.Throws(new Exception());
_postRepository = new Mock<IPostRepository>();
_postRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Post, bool>>>(),
It.IsAny<Func<IQueryable<Post>, IOrderedQueryable<Post>>>(), It.IsAny<string>()))
.Throws(new Exception());
_tagsLogic = new TagsLogic(_tagRepository.Object, _postRepository.Object);
Assert.Throws<BlogException>(() => _tagsLogic.GetByPostId(1));
}
