public void AdjustDataType_GenericTypeDefinition_FromCovariantDataType()
{
var info = new StreamedSequenceInfo(typeof(IEnumerable <object>), _stringExpression);
var result = info.AdjustDataType(typeof(IQueryable <>));
Assert.That(result, Is.Not.SameAs(info));
Assert.That(result, Is.TypeOf(typeof(StreamedSequenceInfo)));
Assert.That(result.DataType, Is.SameAs(typeof(IQueryable <object>)));
Assert.That(((StreamedSequenceInfo)result).ResultItemType, Is.SameAs(typeof(object)));
Assert.That(((StreamedSequenceInfo)result).ItemExpression, Is.SameAs(_stringExpression));
}
public void AdjustDataType_SameType()
{
var result = _infoWithStringSequence.AdjustDataType(typeof(IEnumerable <string>));
Assert.That(result, Is.Not.SameAs(_infoWithStringSequence));
Assert.That(result, Is.TypeOf(typeof(StreamedSequenceInfo)));
Assert.That(result.DataType, Is.SameAs(typeof(IEnumerable <string>)));
Assert.That(((StreamedSequenceInfo)result).ItemExpression, Is.SameAs(_infoWithStringSequence.ItemExpression));
Assert.That(((StreamedSequenceInfo)result).ResultItemType, Is.SameAs(typeof(string)));
}
public void AdjustDataType_GenericTypeDefinition_FromCovariantDataType ()
{
var info = new StreamedSequenceInfo (typeof (IEnumerable<object>), _stringExpression);
var result = info.AdjustDataType (typeof (IQueryable<>));
Assert.That (result, Is.Not.SameAs (info));
Assert.That (result, Is.TypeOf (typeof (StreamedSequenceInfo)));
Assert.That (result.DataType, Is.SameAs (typeof (IQueryable<object>)));
Assert.That (((StreamedSequenceInfo) result).ResultItemType, Is.SameAs (typeof (object)));
Assert.That (((StreamedSequenceInfo) result).ItemExpression, Is.SameAs (_stringExpression));
}