public void Add_Test()
{
const string tag = "testtag";
var tagRepository = Substitute.For<ITopicTagRepository>();
var topicRepository = Substitute.For<ITopicRepository>();
var topicTagService = new TopicTagService(tagRepository, topicRepository);
tagRepository.GetTagName(tag).Returns(x => null);
var topic = new Topic();
topicTagService.Add(tag, topic);
Assert.IsTrue(topic.Tags.Count() == 1);
Assert.IsTrue(topic.Tags[0].Tag == tag);
tagRepository.Received().Add(Arg.Is<TopicTag>(x => x.Tag == tag));
}
public void Add_Test_With_No_Existing_Tags()
{
const string testtag = "testtag";
const string testtagtwo = "testtagtwo";
const string andthree = "andthree";
var tagRepository = Substitute.For<ITopicTagRepository>();
var topicRepository = Substitute.For<ITopicRepository>();
var topicTagService = new TopicTagService(tagRepository, topicRepository);
tagRepository.GetTagName(testtag).Returns(x => new TopicTag { Tag = testtag });
tagRepository.GetTagName(testtagtwo).Returns(x => new TopicTag { Tag = testtagtwo });
tagRepository.GetTagName(andthree).Returns(x => new TopicTag { Tag = andthree });
var topic = new Topic();
topicTagService.Add(string.Concat(testtag, " , ", testtagtwo, " , ", andthree), topic);
Assert.IsTrue(topic.Tags.Count() == 3);
tagRepository.DidNotReceive().Add(Arg.Is<TopicTag>(x => x.Tag == testtag));
tagRepository.DidNotReceive().Add(Arg.Is<TopicTag>(x => x.Tag == testtagtwo));
tagRepository.DidNotReceive().Add(Arg.Is<TopicTag>(x => x.Tag == andthree));
}
public void Add_Test_With_Null_Tags()
{
var tagRepository = Substitute.For<ITopicTagRepository>();
var topicRepository = Substitute.For<ITopicRepository>();
var topicTagService = new TopicTagService(tagRepository, topicRepository);
var topic = new Topic{Tags = new List<TopicTag>()};
var topicTag = new TopicTag();
topicTagService.Add(string.Empty, topic);
Assert.IsTrue(!topic.Tags.Any());
tagRepository.DidNotReceive().Update(Arg.Is(topicTag));
}
