public void Filter_WhenSeveralNegateValuesFromDiffrentSubject_GetRelevantValue()
{
// The uniquness of the context is A+B, I would like to filter both of them and only one
var context = new Dictionary<string, string>
{
{"A", "1"},
{"B", "3"},
};
var items = new[]
{
new Item(1,new TextMatchCondition("A","1",true),new TextMatchCondition("B","2",true))
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new BestMatchFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
CollectionAssert.IsNotEmpty(result.ToList());
}
public void EmptyResultWhenSingleMatchingItemIsNegated()
{
var context = new Dictionary<string, string>
{
{"A", "2"},
};
var items = new[]
{
new Item(1,new TextMatchCondition("A","1")),
new Item(2,new TextMatchCondition("A","2",true)),
new Item(3,new TextMatchCondition("A","1")),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new SelectAllRelevantFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsFalse(result.Any());
}
public void SelectSingleItemWhenOneItemHasOneSpecificReferenceAndTheOtherHasTwoSpecificReferences()
{
var context = new Dictionary<string, string>
{
{"A", "2"},
{"B", "2"},
};
var items = new[]
{
new Item(1,new TextMatchCondition("A","2")),
new Item(2,new TextMatchCondition("B","2"),new TextMatchCondition("A","2")),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new BestMatchFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsTrue(result.Count() == 1);
Assert.IsTrue(result.Any(x => x.Id == 2));
}
public void SelectSingleItemWhenOneMatchIsNegatedAndTheOtherWithoutAReference()
{
var context = new Dictionary<string, string>
{
{"A", "2"},
};
var items = new[]
{
new Item(1,new TextMatchCondition("A","1")),
new Item(2,new TextMatchCondition("A","2",true)),
new Item(3),
new Item(4,new TextMatchCondition("A","1")),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new BestMatchFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsTrue(result.Count() == 1);
Assert.IsTrue(result.Any(x => x.Id == 3));
}
public void SelectTwoItemsWithReferences()
{
var context = new Dictionary<string, string>
{
{"A", "2"},
};
var items = new[]
{
new Item(1,new TextMatchCondition("A","1")),
new Item(2,new TextMatchCondition("A","2")),
new Item(3,new TextMatchCondition("A","2")),
new Item(4,new TextMatchCondition("A","1")),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new SelectAllRelevantFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsTrue(result.Any(x => x.Id == 2));
Assert.IsTrue(result.Any(x => x.Id == 3));
Assert.IsTrue(result.Count() == 2);
}
public void when_two_negated_conditions_evaluates_to_true_select_them_over_the_default()
{
var context = new Dictionary<string, string>
{
{"B", "2"},
};
var items = new[]
{
new Item(1, new TextMatchCondition("B", "5")),
new Item(2, new TextMatchCondition("B", "3",true), new TextMatchCondition("B", "4",true)),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new BestMatchFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsTrue(result.Count() == 1);
Assert.IsTrue(result.Any(x => x.Id == 2));
}
public void when_there_are_items_with_conflicting_highest_score_and_a_default_item_could_not_be_determined_throw()
{
var context = new Dictionary<string, string>
{
{"B", "3"},
};
var items = new[]
{
new Item(2, new TextMatchCondition("A", "3",true)),
new Item(2, new TextMatchCondition("A", "5")),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
new BestMatchFilterPolicy().Filter(evaluationResult);
}
public void when_an_Item_has_no_references_prefer_it_over_other_items_with_nutral_references()
{
var context = new Dictionary<string, string>
{
{"B", "3"},
};
var items = new[]
{
new Item(1),
new Item(2, new TextMatchCondition("A", "3",true)),
new Item(2, new TextMatchCondition("A", "5")),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new BestMatchFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsTrue(result.Count() == 1);
Assert.IsTrue(result.Any(x => x.Id == 1));
}
public void SelectTwoItemsThatHasAMatchingReferenceToASubjectAndOneOfThemHasAlsoAReferenceToTheSameSubjectButWithDifferentValue()
{
var context = new Dictionary<string, string>
{
{"A", "2"},
{"B", "2"},
{"C", "2"},
{"D", "2"},
{"E", "2"},
};
var items = new[]
{
new Item(1,new TextMatchCondition("A","2")),
new Item(2,new TextMatchCondition("B","2"),new TextMatchCondition("A","1")),
new Item(3,new TextMatchCondition("A","2"),new TextMatchCondition("A","1")),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new SelectAllRelevantFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsTrue(result.Count() == 2);
Assert.IsTrue(result.Any(x => x.Id == 1));
Assert.IsTrue(result.Any(x => x.Id == 3));
}
public void SelectSingleWhenValueHasTwoReferencesToSameSubjectAndOnlyOneMatch2()
{
var context = new Dictionary<string, string>
{
{"B", "3"},
};
var items = new[]
{
new Item(1),
new Item(2, new TextMatchCondition("B", "3",true), new TextMatchCondition("B", "4",true)),
};
var evaluationResult = new FilterConditionsEvaluator().Evaluate(context, items);
var result = new BestMatchFilterPolicy().Filter(evaluationResult).Select(x => x.Item).OfType<Item>();
Assert.IsTrue(result.Count() == 1);
Assert.IsTrue(result.Any(x => x.Id == 1));
}