public void TestFindById()
{
Mock <IUnitOfWork> uowMock = new Mock <IUnitOfWork>();
Mock <IRepository <Post> > repoMock = new Mock <IRepository <Post> >();
var posts = Enumerable.Range(0, 5).Select(x => new Post()
{
Id = x,
Url = string.Format("www.someurl{0}", x)
}).ToList();
for (int i = 0; i < posts.Count; i++)
{
posts[i].PostComments.Add(new PostComment()
{
Comment = string.Format("some test comment {0}", i)
});
}
repoMock.Setup(moq => moq.Get(It.IsInRange(0, 5, Range.Inclusive)))
.Returns((int id) => posts.SingleOrDefault(x => x.Id == id));
SomeService service = new SomeService(uowMock.Object, repoMock.Object);
var retrievedPost = service.FindById(2);
Assert.AreEqual(2, retrievedPost.Id);
}
public void TestFindById()
{
var posts = Enumerable.Range(0, 5).Select(x => new Post()
{
Id = x,
Url = string.Format("www.someurl{0}", x)
}).ToList();
for (int i = 0; i < posts.Count; i++)
{
posts[i].PostComments.Add(new PostComment()
{
Comment = string.Format("some test comment {0}", i)
});
}
var queryablePosts = posts.AsQueryable();
var dbsetMock = CreateMockSet(queryablePosts);
//NOTE : we need to use the string version of Include as the other one that accepts
// an Expression tree is an extension method in System.Data.Entity.QueryableExtensions
// which Moq doesn't like
//
// So the following will not work, as will result in this sort of Exception from Moq
//
// Expression references a method that does not belong to
// the mocked object: m => m.Include<Post,IEnumerable`1>(It.IsAny<Expression`1>())
//
// dbsetMock.Setup(m => m.Include(It.IsAny<Expression<Func<Post,IEnumerable<PostComment>>>>()))
// .Returns(dbsetMock.Object);
dbsetMock.Setup(m => m.Include("PostComments")).Returns(dbsetMock.Object);
var mockContext = new Mock <SachaContextTestDouble>();
mockContext.Setup(c => c.Posts).Returns(dbsetMock.Object);
var service = new SomeService(mockContext.Object);
var retrievedPost = service.FindById(1);
Assert.AreEqual(retrievedPost.Id, 1);
Assert.IsNotNull(retrievedPost.PostComments);
Assert.AreEqual(retrievedPost.PostComments.Count, 1);
}