public void RequestDeltaLink_Projection()
{
var customersSet = Model.FindDeclaredEntitySet("Customers");
var cutomerType = customersSet.EntityType();
ODataMessageReaderSettings readerSettings = new ODataMessageReaderSettings()
{
BaseUri = ServiceBaseUri
};
foreach (var mimeType in deltaMimeTypes)
{
var requestMessage = new HttpWebRequestMessage(new Uri(ServiceBaseUri.AbsoluteUri + "$delta?$token=projection", UriKind.Absolute));
requestMessage.SetHeader("Accept", mimeType);
var responseMessage = requestMessage.GetResponse();
Assert.Equal(200, responseMessage.StatusCode);
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
using (var messageReader = new ODataMessageReader(responseMessage, readerSettings, Model))
{
var deltaReader = messageReader.CreateODataDeltaReader(customersSet, cutomerType);
while (deltaReader.Read())
{
if (deltaReader.State == ODataDeltaReaderState.DeltaResourceEnd)
{
ODataResource entry = deltaReader.Item as ODataResource;
}
}
Assert.Equal(ODataDeltaReaderState.Completed, deltaReader.State);
}
}
}
}
public void RequestDeltaLink_Expanded()
{
var customersSet = Model.FindDeclaredEntitySet("Customers");
var customerType = customersSet.EntityType();
ODataMessageReaderSettings readerSettings = new ODataMessageReaderSettings()
{
BaseUri = ServiceBaseUri
};
foreach (var mimeType in deltaMimeTypes)
{
var requestMessage = new HttpWebRequestMessage(new Uri(ServiceBaseUri.AbsoluteUri + "$delta?$token=expanded", UriKind.Absolute));
requestMessage.SetHeader("Accept", mimeType);
var responseMessage = requestMessage.GetResponse();
Assert.AreEqual(200, responseMessage.StatusCode);
// Currently don't test full metadata because the delta reader doesn't support reading
// annotations on expanded navigation properties, metadata reference properties and paging.
if (mimeType.Contains(MimeTypes.ODataParameterMinimalMetadata))
{
using (var messageReader = new ODataMessageReader(responseMessage, readerSettings, Model))
{
var deltaReader = messageReader.CreateODataDeltaReader(customersSet, customerType);
while (deltaReader.Read())
{
if (deltaReader.State == ODataDeltaReaderState.FeedEnd)
{
Assert.IsNotNull(deltaReader.Item as ODataDeltaFeed);
}
else if (deltaReader.State == ODataDeltaReaderState.DeltaEntryEnd)
{
Assert.IsNotNull(deltaReader.Item as ODataEntry);
}
else if (deltaReader.State == ODataDeltaReaderState.ExpandedNavigationProperty)
{
switch (deltaReader.SubState)
{
case ODataReaderState.FeedEnd:
Assert.IsNotNull(deltaReader.Item as ODataFeed);
break;
case ODataReaderState.EntryEnd:
Assert.IsNotNull(deltaReader.Item as ODataEntry);
break;
case ODataReaderState.NavigationLinkEnd:
Assert.IsNotNull(deltaReader.Item as ODataNavigationLink);
break;
}
}
}
Assert.AreEqual(ODataDeltaReaderState.Completed, deltaReader.State);
}
}
}
}
public void RequestDeltaLink_Containment()
{
var accountsSet = this.Model.FindDeclaredEntitySet("Accounts");
var accountType = accountsSet.EntityType();
var myPisNav = accountType.FindProperty("MyPaymentInstruments") as IEdmNavigationProperty;
var piSet = accountsSet.FindNavigationTarget(myPisNav) as IEdmEntitySetBase;
var piType = piSet.EntityType();
ODataMessageReaderSettings readerSettings = new ODataMessageReaderSettings()
{
BaseUri = ServiceBaseUri
};
foreach (var mimeType in deltaMimeTypes)
{
var requestMessage = new HttpWebRequestMessage(new Uri(ServiceBaseUri.AbsoluteUri + "$delta?$token=containment", UriKind.Absolute));
requestMessage.SetHeader("Accept", mimeType);
var responseMessage = requestMessage.GetResponse();
Assert.Equal(200, responseMessage.StatusCode);
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
using (var messageReader = new ODataMessageReader(responseMessage, readerSettings, Model))
{
var deltaReader = messageReader.CreateODataDeltaReader(piSet, piType);
while (deltaReader.Read())
{
if (deltaReader.State == ODataDeltaReaderState.DeltaResourceEnd)
{
ODataResource entry = deltaReader.Item as ODataResource;
}
}
Assert.Equal(ODataDeltaReaderState.Completed, deltaReader.State);
}
}
}
}
