// this is a meta tast of the large stream mock-up
public void LargeStreamTest()
{
using (var stream = File.OpenRead("TestFiles\\ifc2x3_final_wall.ifc"))
using (var data = new LargeStream(stream))
{
data.Position = LargeStream.offset;
var buffer = new byte[stream.Length + 100];
var read = data.Read(buffer, 0, buffer.Length);
Assert.AreEqual(stream.Length, read);
Assert.AreEqual((byte)'I', buffer[0]);
data.Position = LargeStream.offset - 100;
buffer = new byte[stream.Length + 100];
read = data.Read(buffer, 0, buffer.Length);
Assert.AreEqual(stream.Length + 100, read);
Assert.AreEqual((byte)' ', buffer[99]);
Assert.AreEqual((byte)'I', buffer[100]);
data.Position = data.Length - 1;
buffer = new byte[1000000];
read = data.Read(buffer, 0, buffer.Length);
Assert.AreEqual(1, read);
read = data.Read(buffer, 0, buffer.Length);
Assert.AreEqual(0, read);
}
}
public void ParsingLargeFile()
{
using (var model = new Xbim.IO.Memory.MemoryModel(ef2x3))
{
using (var stream = File.OpenRead("TestFiles\\ifc2x3_final_wall.ifc"))
using (var data = new LargeStream(stream))
{
var errCount = model.LoadStep21(data, data.Length);
Assert.AreEqual(0, errCount);
Assert.AreEqual(1, model.Instances.OfType <Ifc2x3.SharedBldgElements.IfcWallStandardCase>().Count());
}
}
}
public Stream GetWriteStream(object entity, string etag, bool?checkETagForEquality, DataServiceOperationContext operationContext)
{
this.ThrowIfDisposed();
CallOrderLog += "-GetWriteStream";
bool returnEmptyStream;
if (!operationContext.IsBatchRequest || !operationContext.AbsoluteServiceUri.MakeRelativeUri(operationContext.AbsoluteRequestUri).OriginalString.StartsWith("$"))
{
CheckETag(entity, etag, checkETagForEquality, operationContext, out returnEmptyStream);
}
string slug = operationContext.RequestHeaders["Slug"];
if (entity.GetType() == typeof(Photo))
{
Photo p = (Photo)entity;
if (operationContext.RequestMethod.Equals("POST", StringComparison.OrdinalIgnoreCase) && !string.IsNullOrEmpty(slug))
{
int id;
if (int.TryParse(slug, out id))
{
p.ID = id;
}
else
{
p.Description = slug;
}
}
}
else if (entity.GetType() == typeof(NorthwindModel.Customers))
{
NorthwindModel.Customers c = (NorthwindModel.Customers)entity;
if (operationContext.RequestMethod.Equals("POST", StringComparison.OrdinalIgnoreCase))
{
Random rand = TestUtil.Random;
c.CustomerID = "C" + rand.Next(1000, 9999).ToString();
c.CompanyName = "Microsoft";
if (!string.IsNullOrEmpty(slug))
{
c.CustomerID = slug;
}
}
}
else if (entity.GetType() == typeof(NorthwindModel.Orders))
{
NorthwindModel.Orders o = (NorthwindModel.Orders)entity;
if (operationContext.RequestMethod.Equals("POST", StringComparison.OrdinalIgnoreCase))
{
Random rand = TestUtil.Random;
o.OrderID = rand.Next(1000, 9999);
}
}
else if (entity.GetType() == typeof(RowEntityTypeWithIDAsKey) && (((RowEntityTypeWithIDAsKey)entity).TypeName == CustomRowBasedContext.CustomerFullName || ((RowEntityTypeWithIDAsKey)entity).TypeName == CustomRowBasedContext.CustomerWithBirthdayFullName))
{
int id;
if (int.TryParse(slug, out id))
{
((RowEntityTypeWithIDAsKey)entity).ID = id;
}
else
{
((RowEntityTypeWithIDAsKey)entity).ID = TestUtil.Random.Next(1000, 9999);
}
}
else if (entity.GetType() == typeof(RowComplexType) && (((RowComplexType)entity).TypeName == "AstoriaUnitTests.Stubs.Customer" || ((RowComplexType)entity).TypeName == "AstoriaUnitTests.Stubs.CustomerWithBirthday"))
{
int id;
if (int.TryParse(slug, out id))
{
((RowComplexType)entity).Properties["ID"] = id;
}
else
{
((RowComplexType)entity).Properties["ID"] = TestUtil.Random.Next(1000, 9999);
}
}
ValidateArguments(entity, operationContext);
SetCustomResponseHeaders(operationContext);
Stream s;
switch (DataServiceStreamProvider.ProviderStorageMode)
{
case StorageMode.Disk:
s = File.Open(GetStoragePath(entity), FileMode.Create, FileAccess.Write);
break;
case StorageMode.LargeStream:
s = new LargeStream();
LargeStreamStorage[GetStoragePath(entity)] = (LargeStream)s;
break;
default:
throw new InvalidOperationException("Unknown StorageMode!");
}
GetWriteStreamCalled = true;
return(s);
}
