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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
using System.Linq;
using System.Web.Http.OData.Builder.TestModels;
using Microsoft.Data.Edm;
using Microsoft.TestCommon;
namespace System.Web.Http.OData.Builder
{
public class ProgrammableBuilderApiTest
{
[Fact]
[Trait("Description", "ODataModelBuilder can build model without using Generic methods")]
public void CreateModelUsingProgrammableApi()
{
var builder = new ODataModelBuilder();
var customerConfig = builder.AddEntity(typeof(Customer));
customerConfig.HasKey(typeof(Customer).GetProperty("CustomerId"));
customerConfig.AddProperty(typeof(Customer).GetProperty("Name"));
var ordersPropertyConfig = customerConfig.AddNavigationProperty(typeof(Customer).GetProperty("Orders"), EdmMultiplicity.Many);
var orderConfig = builder.AddEntity(typeof(Order));
orderConfig.HasKey(typeof(Order).GetProperty("OrderId"));
orderConfig.AddProperty(typeof(Order).GetProperty("Cost"));
var customersSetConfig = builder.AddEntitySet("Customers", customerConfig);
var ordersSetConfig = builder.AddEntitySet("Orders", orderConfig);
customersSetConfig.AddBinding(ordersPropertyConfig, ordersSetConfig);
var model = builder.GetServiceModel();
var customerType = model.SchemaElements.OfType<IEdmEntityType>().Single(e => e.Name == "Customer");
Assert.NotNull(customerType);
Assert.Equal(typeof(Customer).Namespace, customerType.Namespace);
Assert.Equal(3, customerType.DeclaredProperties.Count());
var key = customerType.DeclaredKey.SingleOrDefault();
Assert.NotNull(key);
Assert.Equal("CustomerId", key.Name);
Assert.True(key.Type.IsInt32());
Assert.False(key.Type.IsNullable);
var nameProperty = customerType.DeclaredProperties.SingleOrDefault(dp => dp.Name == "Name");
Assert.NotNull(nameProperty);
Assert.True(nameProperty.Type.IsString());
Assert.True(nameProperty.Type.IsNullable);
Assert.Equal(1, customerType.NavigationProperties().Count());
var ordersProperty = customerType.NavigationProperties().Single();
Assert.Equal("Orders", ordersProperty.Name);
Assert.Equal(EdmTypeKind.Collection, ordersProperty.Type.Definition.TypeKind);
Assert.Equal(typeof(Order).FullName, (ordersProperty.Type.Definition as IEdmCollectionType).ElementType.FullName());
var entityContainer = model.EntityContainers().Single();
Assert.NotNull(entityContainer);
var customers = entityContainer.FindEntitySet("Customers");
Assert.NotNull(customers);
Assert.Equal(typeof(Customer).FullName, customers.ElementType.FullName());
var orders = entityContainer.FindEntitySet("Orders");
Assert.NotNull(orders);
Assert.Equal(typeof(Order).FullName, orders.ElementType.FullName());
}
}
}
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