public void CanStreamAllUsersGivenPartialSelectionIsSpecified()
{
var stream = new DummyResultStream <UserEntity, UserDto>();
IImmediateFlowQuery <UserEntity> query = Query <UserEntity>();
PartialSelection <UserEntity, UserDto> selection = query
.PartialSelect(x => new UserDto(x.Firstname + " " + x.Lastname))
.Add(x => new UserDto
{
IsOnline = x.IsOnline,
Id = x.Id
});
Query <UserEntity>()
.Streamed()
.Select(stream, selection);
Assert.That(stream.Items.Count, Is.EqualTo(4));
foreach (UserDto item in stream.Items)
{
Assert.That(item.Id, Is.GreaterThan(0));
Assert.That(item.Fullname, Is.Not.Null);
}
Assert.That(stream.Items.Any(x => x.IsOnline));
Assert.That(stream.Items.Any(x => !x.IsOnline));
}
public void TrowsGivenPartialSelectionIsEmpty()
{
var stream = new DummyResultStream <UserEntity, UserDto>();
IPartialSelection <UserEntity, UserDto> selection = new PartialSelection <UserEntity, UserDto>(x => null);
Assert
.That
(
() => Query <UserEntity>()
.Streamed()
.Select(stream, selection),
Throws.ArgumentException
);
}
public void BuildSelectExpandNode_ThrowsODataException_IfUnknownSelectionItemPresent()
{
Selection selection = new PartialSelection(new[] { new Mock<SelectionItem>().Object });
SelectExpandClause selectExpandClause = new SelectExpandClause(selection, _emptyExpansion);
IEdmEntityTypeReference entityType = new EdmEntityTypeReference(_model.Customer, false);
Assert.Throws<ODataException>(
() => SelectExpandNode.BuildSelectExpandNode(selectExpandClause, entityType, _model.Model),
"$select does not support selections of type 'SelectionItemProxy'.");
}
