public void AttachEntityAddEntityAndBindSaveChanges()
{
var odataRequestMessage = new ODataTestMessage();
var odataResponseMessage = new ODataTestMessage()
{
StatusCode = 202,
MemoryStream = new MemoryStream(Encoding.UTF8.GetBytes(@"<?xml version=""1.0"" encoding=""utf-8"" standalone=""yes""?>
<entry xml:base=""http://services.odata.org/OData/OData.svc/"" xmlns:d=""http://schemas.microsoft.com/ado/2007/08/dataservices"" xmlns:m=""http://schemas.microsoft.com/ado/2007/08/dataservices/metadata"" xmlns=""http://www.w3.org/2005/Atom"">
<id>http://services.odata.org/OData/OData.svc/Suppliers(2)</id>
<category term=""ODataDemo.Product"" scheme=""http://schemas.microsoft.com/ado/2007/08/dataservices/scheme"" />
<link rel=""edit"" title=""AnnotationTests_Product"" href=""Products(2)"" />
<title />
<updated>2012-11-15T19:29:45Z</updated>
<author>
<name />
</author>
<content type=""application/xml"">
<m:properties>
<d:ID m:type=""Edm.Int32"">1</d:ID>
</m:properties>
</content>
</entry>"))
};
odataResponseMessage.SetHeader("DataServiceId", "http://service/foo/Products(2)");
odataResponseMessage.SetHeader("Location", "http://service/foo/Products(2)");
odataResponseMessage.SetHeader("Content-Type", "application/atom+xml");
DataServiceContextWithCustomTransportLayer context = new DataServiceContextWithCustomTransportLayer(DataServiceProtocolVersion.V3, () => odataRequestMessage, () => odataResponseMessage);
WritingNavigationLinkArgs startingNavigLinkArgs = null;
WritingNavigationLinkArgs endingNavigLinkArgs = null;
WritingEntityReferenceLinkArgs args = null;
context.Configurations.RequestPipeline.OnNavigationLinkStarting((r => startingNavigLinkArgs = r));
context.Configurations.RequestPipeline.OnNavigationLinkEnding((r => endingNavigLinkArgs = r));
context.Configurations.RequestPipeline.OnEntityReferenceLink((r => args = r));
SimpleNorthwind.Product product = new SimpleNorthwind.Product()
{
ID = 1
};
SimpleNorthwind.Supplier supplier = new SimpleNorthwind.Supplier()
{
ID = 2
};
context.AddObject("Products", product);
context.AttachTo("Suppliers", supplier);
context.SetLink(product, "Supplier", supplier);
context.SaveChanges();
VerifyWritingNavigationLinkArgs(startingNavigLinkArgs, null, product, supplier, "Supplier");
VerifyWritingNavigationLinkArgs(endingNavigLinkArgs, null, product, supplier, "Supplier");
args.Should().NotBeNull();
args.EntityReferenceLink.Url.AbsoluteUri.Should().Be("http://somedummyuri/myService.svc/Suppliers(2)");
}
private static void VerifyWritingNavigationLinkArgs(WritingNavigationLinkArgs args, string associationLinkUrl, object source, object target, string linkName)
{
args.Should().NotBeNull();
args.Link.AssociationLinkUrl.Should().Be(associationLinkUrl);
args.Source.Should().BeSameAs(source);
args.Target.Should().BeSameAs(target);
args.Link.Name.Should().Be(linkName);
}