public void IdConventionExpression_Returns_EntityWithId()
{
using (var uowStub = Stub.CreateMemoryUoW(typeof(Author)))
{
uowStub.AddAuthors(5);
var qrit = new IdQriteria <Int32> {
Id = 3
};
var expr = ConventionBuilder <Author>
.IdFilterExpression(qrit);
var actual = uowStub.Linq.Query <Author>()
.Where(expr)
.Cast <Author>()
.Single();
Assert.AreEqual(qrit.Id, actual.Id);
}
}
public void IdStringConventionExpression_Returns_EntityWithId()
{
using (var uow = Stub.CreateMemoryUoW(typeof(BookAuthor)))
{
uow.Add(new BookAuthor(new Book(1, "Book 1"), new Author(1, "Author 1")));
uow.Add(new BookAuthor(new Book(2, "Book 2"), new Author(1, "Author 1")));
uow.Add(new BookAuthor(new Book(3, "Book 2"), new Author(2, "Author 2")));
var qrit = new IdQriteria <String> {
Id = "2-1"
};
var expr = ConventionBuilder <BookAuthor>
.IdFilterExpression(qrit);
var actual = uow.Linq.Query <BookAuthor>().Where(expr)
.Cast <BookAuthor>()
.Single();
Assert.AreEqual(qrit.Id, actual.Id);
}
}
public static IQueryable <TSubject> IdFilter(IQueryable <TSubject> query, IHasId qrit) => query.Where(ConventionBuilder <TSubject> .IdFilterExpression(qrit));
public IQueryable Query(ILinqProvider linqProvider, IHasId qrit) => linqProvider.Query <TEntity>() .Where(ConventionBuilder <TEntity> .IdFilterExpression(qrit));