public void Apply_GivenPropertyWithObject_ThenNotNull()
{
var pipe = new IncludePropertyThenQueryPipe <OrderDetail, Order, Customer>(order => order.Customer, false);
using var fixture = new NorthwindQueryInMemoryFixture <NoopModelCustomizer>();
using var context = fixture.CreateContext();
var queryRoot = context.Set <OrderDetail>().Include(detail => detail.Order);
var before = queryRoot;
Assert.NotEmpty(before);
Assert.All(before, detail =>
{
Assert.NotNull(detail.Order);
Assert.Null(detail.Order.Customer);
});
var after = pipe.Apply(queryRoot).ToList();
Assert.NotEmpty(after);
Assert.All(after, detail =>
{
Assert.NotNull(detail.Order);
Assert.NotNull(detail.Order.Customer);
});
}
public void Apply_GivenPropertyWithCollection_ThenNotNull()
{
var pipe = new IncludePropertyThenQueryPipe <Product, OrderDetail, Order>(detail => detail.Order, true);
using var fixture = new NorthwindQueryInMemoryFixture <NoopModelCustomizer>();
using var context = fixture.CreateContext();
var queryRoot = context.Set <Product>().Include(product => product.OrderDetails);
var before = queryRoot;
Assert.NotEmpty(before);
Assert.All(before, product =>
{
Assert.NotNull(product.OrderDetails);
Assert.All(product.OrderDetails, detail =>
{
Assert.Null(detail.Order);
});
});
var after = pipe.Apply(queryRoot).ToList();
Assert.NotEmpty(after);
Assert.All(after, product =>
{
Assert.NotNull(product.OrderDetails);
Assert.All(product.OrderDetails, detail =>
{
Assert.NotNull(detail.Order);
});
});
}
public bool TryCreate <TEntity>(IQuerySpecification <TEntity> specification, out IQueryPipe <TEntity> pipe)
where TEntity : class
{
if (specification is IIncludePropertyQuerySpecification <TEntity, TInputProperty, TOutputProperty> includePropertySpec)
{
pipe = new IncludePropertyThenQueryPipe <TEntity, TInputProperty, TOutputProperty>(includePropertySpec.NavigationPropertyPath, includePropertySpec.IsEnumerable);
return(true);
}
pipe = null;
return(false);
}
