public void SimpleSelector_should_work()
{
var selector = ExpressionChain <User> .New(u => u.TwitterUri);
Assert.True(selector.Contains(u => u.TwitterUri));
Assert.Equal("TwitterUri", selector.Name);
}
public void ComparingTheSameReferencedPropertyShouldWork()
{
var dictionary = new Dictionary <IExpression, int>(new RddExpressionEqualityComparer());
var p1 = ExpressionChain <FakeClass> .New(fc => fc.A);
var p1Val = 42;
dictionary.Add(p1, p1Val);
Assert.Equal(p1Val, dictionary[p1]);
}
public void ComparingPropertiesWithTheSameNameFromTwoDifferentClassesShouldFail()
{
var dictionary = new Dictionary <IExpression, int>(new RddExpressionEqualityComparer());
var p1 = ExpressionChain <FakeClass> .New(fc => fc.A);
var p1Val = 42;
dictionary.Add(p1, p1Val);
var p2 = ExpressionChain <FakeClass2> .New(fc => fc.A);
Assert.False(dictionary.ContainsKey(p2));
}
public void ComparingPropertyInstancesWithDifferentEntityNameButSamePropertyShouldWork()
{
var dictionary = new Dictionary <IExpression, int>(new RddExpressionEqualityComparer());
var p1 = ExpressionChain <FakeClass> .New(fc => fc.A);
var p1Val = 42;
dictionary.Add(p1, p1Val);
var p2 = ExpressionChain <FakeClass> .New(fakeClass => fakeClass.A);
Assert.Equal(p1Val, dictionary[p2]);
}
public bool HasProperty <TProp>(Expression <Func <TEntity, TProp> > expression)
{
var selector = ExpressionChain <TEntity> .New(expression);
return(ContainsPath(_structure, selector));
}
public void SubAbstractContainsShouldWork()
{
var collection = ExpressionChain <DummyClass> .New(d => d.Children.Select(c => c.DummySubSubClass));
Assert.True(collection.Contains(d => d.Children.Select(c => c.DummySubSubClass)));
}
public void SimpleContainsWithDifferentPropsShouldFail()
{
var collection = ExpressionChain <DummyClass> .New(d => d.DummyProp);
Assert.False(collection.Contains(d => d.DummyProp2));
}
public void SimpleContainsWithDifferentVariableNameShouldWork()
{
var collection = ExpressionChain <DummyClass> .New(d => d.DummyProp);
Assert.True(collection.Contains(c => c.DummyProp));
}
public void SimpleContainsShouldWork()
{
var collection = ExpressionChain <DummyClass> .New(d => d.DummyProp);
Assert.True(collection.Contains(d => d.DummyProp));
}
public void ExtractionOnListSubPropertyShouldWork()
{
var ps = ExpressionChain <DummyClass> .New(d => d.Children.Select(c => c.DummySubProp));
Assert.Equal("DummySubProp", ps.Next.ToString());
}
public void ExtractionOnSubPropertyShouldWork()
{
var ps = ExpressionChain <DummyClass> .New(d => d.BestChild.DummySubProp);
Assert.Equal("DummySubProp", ps.Next.ToString());
}