public void GetSupportedMethods()
{
Assert.That(
GroupByWithResultSelectorExpressionNode.GetSupportedMethods(),
Is.EquivalentTo(
new[]
{
//Key- and result-selector
GetGenericMethodDefinition(() => Enumerable.GroupBy <object, object, object> (null, o => null, (k, g) => null)),
GetGenericMethodDefinition(() => Queryable.GroupBy <object, object, object> (null, o => null, (k, g) => null)),
//Key-, element- and result-selector
GetGenericMethodDefinition(() => Queryable.GroupBy <object, object, object, object> (null, o => null, o => null, (k, g) => null)),
GetGenericMethodDefinition(() => Enumerable.GroupBy <object, object, object, object> (null, o => null, o => null, (k, g) => null)),
}));
}
/// <summary>
/// Creates a <see cref="MethodInfoBasedNodeTypeRegistry"/> and registers all relevant <see cref="IExpressionNode"/> implementations in the <b>Remotion.Linq</b> assembly.
/// </summary>
/// <returns>
/// A <see cref="MethodInfoBasedNodeTypeRegistry"/> with all <see cref="IExpressionNode"/> types in the <b>Remotion.Linq</b> assembly registered.
/// </returns>
public static MethodInfoBasedNodeTypeRegistry CreateFromRelinqAssembly()
{
var registry = new MethodInfoBasedNodeTypeRegistry();
registry.Register(AggregateExpressionNode.GetSupportedMethods(), typeof(AggregateExpressionNode));
registry.Register(AggregateFromSeedExpressionNode.GetSupportedMethods(), typeof(AggregateFromSeedExpressionNode));
registry.Register(AllExpressionNode.GetSupportedMethods(), typeof(AllExpressionNode));
registry.Register(AnyExpressionNode.GetSupportedMethods(), typeof(AnyExpressionNode));
registry.Register(AsQueryableExpressionNode.GetSupportedMethods(), typeof(AsQueryableExpressionNode));
registry.Register(AverageExpressionNode.GetSupportedMethods(), typeof(AverageExpressionNode));
registry.Register(CastExpressionNode.GetSupportedMethods(), typeof(CastExpressionNode));
registry.Register(ConcatExpressionNode.GetSupportedMethods(), typeof(ConcatExpressionNode));
registry.Register(ContainsExpressionNode.GetSupportedMethods(), typeof(ContainsExpressionNode));
registry.Register(CountExpressionNode.GetSupportedMethods(), typeof(CountExpressionNode));
registry.Register(DefaultIfEmptyExpressionNode.GetSupportedMethods(), typeof(DefaultIfEmptyExpressionNode));
registry.Register(DistinctExpressionNode.GetSupportedMethods(), typeof(DistinctExpressionNode));
registry.Register(ExceptExpressionNode.GetSupportedMethods(), typeof(ExceptExpressionNode));
registry.Register(FirstExpressionNode.GetSupportedMethods(), typeof(FirstExpressionNode));
registry.Register(GroupByExpressionNode.GetSupportedMethods(), typeof(GroupByExpressionNode));
registry.Register(GroupByWithResultSelectorExpressionNode.GetSupportedMethods(), typeof(GroupByWithResultSelectorExpressionNode));
registry.Register(GroupJoinExpressionNode.GetSupportedMethods(), typeof(GroupJoinExpressionNode));
registry.Register(IntersectExpressionNode.GetSupportedMethods(), typeof(IntersectExpressionNode));
registry.Register(JoinExpressionNode.GetSupportedMethods(), typeof(JoinExpressionNode));
registry.Register(LastExpressionNode.GetSupportedMethods(), typeof(LastExpressionNode));
registry.Register(LongCountExpressionNode.GetSupportedMethods(), typeof(LongCountExpressionNode));
registry.Register(MaxExpressionNode.GetSupportedMethods(), typeof(MaxExpressionNode));
registry.Register(MinExpressionNode.GetSupportedMethods(), typeof(MinExpressionNode));
registry.Register(OfTypeExpressionNode.GetSupportedMethods(), typeof(OfTypeExpressionNode));
registry.Register(OrderByDescendingExpressionNode.GetSupportedMethods(), typeof(OrderByDescendingExpressionNode));
registry.Register(OrderByExpressionNode.GetSupportedMethods(), typeof(OrderByExpressionNode));
registry.Register(ReverseExpressionNode.GetSupportedMethods(), typeof(ReverseExpressionNode));
registry.Register(SelectExpressionNode.GetSupportedMethods(), typeof(SelectExpressionNode));
registry.Register(SelectManyExpressionNode.GetSupportedMethods(), typeof(SelectManyExpressionNode));
registry.Register(SingleExpressionNode.GetSupportedMethods(), typeof(SingleExpressionNode));
registry.Register(SkipExpressionNode.GetSupportedMethods(), typeof(SkipExpressionNode));
registry.Register(SumExpressionNode.GetSupportedMethods(), typeof(SumExpressionNode));
registry.Register(TakeExpressionNode.GetSupportedMethods(), typeof(TakeExpressionNode));
registry.Register(ThenByDescendingExpressionNode.GetSupportedMethods(), typeof(ThenByDescendingExpressionNode));
registry.Register(ThenByExpressionNode.GetSupportedMethods(), typeof(ThenByExpressionNode));
registry.Register(UnionExpressionNode.GetSupportedMethods(), typeof(UnionExpressionNode));
registry.Register(WhereExpressionNode.GetSupportedMethods(), typeof(WhereExpressionNode));
return(registry);
}
public override void SetUp()
{
base.SetUp();
_keySelector = ExpressionHelper.CreateLambdaExpression <int, short> (i => (short)i);
_elementSelector = ExpressionHelper.CreateLambdaExpression <int, string> (i => i.ToString());
_resultSelectorWithElementSelector =
ExpressionHelper.CreateLambdaExpression <short, IEnumerable <string>, Tuple <short, int> > ((key, group) => Tuple.Create(key, group.Count()));
_sourceEnumerable = ExpressionHelper.CreateIntQueryable();
var methodCallExpressionWithElementSelector = (MethodCallExpression)ExpressionHelper.MakeExpression(
() => _sourceEnumerable.GroupBy(
i => (short)i,
i => i.ToString(),
(key, group) => Tuple.Create(key, group.Count())));
_parseInfoWithElementSelector = new MethodCallExpressionParseInfo("g", SourceNode, methodCallExpressionWithElementSelector);
_nodeWithElementSelector = new GroupByWithResultSelectorExpressionNode(
_parseInfoWithElementSelector,
_keySelector,
_elementSelector,
_resultSelectorWithElementSelector);
var methodCallExpressionWithoutElementSelector = (MethodCallExpression)ExpressionHelper.MakeExpression(
() => _sourceEnumerable.GroupBy(
i => (short)i,
(key, group) => Tuple.Create(key, group.Count())));
_resultSelectorWithoutElementSelector =
ExpressionHelper.CreateLambdaExpression <short, IEnumerable <int>, Tuple <short, int> > ((key, group) => Tuple.Create(key, group.Count()));
_nodeWithoutElementSelector = new GroupByWithResultSelectorExpressionNode(
new MethodCallExpressionParseInfo("g", SourceNode, methodCallExpressionWithoutElementSelector),
_keySelector,
_resultSelectorWithoutElementSelector,
null);
}
