public void Initialization_WithoutPredicate()
{
var parseInfo = CreateParseInfo();
var node = new CountExpressionNode(parseInfo, null);
Assert.That(node.Source, Is.SameAs(SourceNode));
}
public void Initialization_WithPredicate()
{
var parseInfo = CreateParseInfo();
var predicate = ExpressionHelper.CreateLambdaExpression <int, bool> (i => i > 5);
var node = new CountExpressionNode(parseInfo, predicate);
Assert.That(node.Source, Is.InstanceOf(typeof(WhereExpressionNode)));
Assert.That(((WhereExpressionNode)node.Source).Predicate, Is.SameAs(predicate));
Assert.That(((WhereExpressionNode)node.Source).Source, Is.SameAs(SourceNode));
}
public void SetUp()
{
_methodInfoBasedNodeTypeRegistry = new MethodInfoBasedNodeTypeRegistry();
_methodInfoBasedNodeTypeRegistry.Register(WhereExpressionNode.GetSupportedMethods(), typeof(WhereExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(SelectExpressionNode.GetSupportedMethods(), typeof(SelectExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(TakeExpressionNode.GetSupportedMethods(), typeof(TakeExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(CountExpressionNode.GetSupportedMethods(), typeof(CountExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(JoinExpressionNode.GetSupportedMethods(), typeof(JoinExpressionNode));
_parser = new MethodCallExpressionParser(_methodInfoBasedNodeTypeRegistry);
_source = ExpressionNodeObjectMother.CreateMainSource();
}
public void SetUp()
{
_methodInfoBasedNodeTypeRegistry = new MethodInfoBasedNodeTypeRegistry();
_methodInfoBasedNodeTypeRegistry.Register(WhereExpressionNode.GetSupportedMethods(), typeof(WhereExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(SelectExpressionNode.GetSupportedMethods(), typeof(SelectExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(TakeExpressionNode.GetSupportedMethods(), typeof(TakeExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(CountExpressionNode.GetSupportedMethods(), typeof(CountExpressionNode));
_methodInfoBasedNodeTypeRegistry.Register(ContainsExpressionNode.GetSupportedMethods(), typeof(ContainsExpressionNode));
_expressionTreeParser = new ExpressionTreeParser(
_methodInfoBasedNodeTypeRegistry,
new PartialEvaluatingExpressionTreeProcessor(new TestEvaluatableExpressionFilter()));
_intSource = new[] { 1, 2, 3 }.AsQueryable();
}
/// <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 void GetSupportedMethods()
{
Assert.That(
CountExpressionNode.GetSupportedMethods(),
Is.EquivalentTo(
new[]
{
GetGenericMethodDefinition(() => Queryable.Count <object> (null)),
GetGenericMethodDefinition(() => Queryable.Count <object> (null, null)),
GetGenericMethodDefinition(() => Enumerable.Count <object> (null)),
GetGenericMethodDefinition(() => Enumerable.Count <object> (null, null)),
GetGenericMethodDefinition(() => ((List <int>)null).Count),
GetGenericMethodDefinition(() => ((ICollection <int>)null).Count),
GetGenericMethodDefinition(() => ((ICollection)null).Count),
GetGenericMethodDefinition(() => (((ArrayList)null).Count)),
GetGenericMethodDefinition(() => (((Array)null).Length)),
}));
}
public override void SetUp()
{
base.SetUp();
_node = new CountExpressionNode(CreateParseInfo(), null);
}
