public void DoIt()
{
var filter = new ThingFilter<Subject>()
.MatchOn(s => s.Prop1)
.MatchOn(s => s.Value)
.MatchOn(s => s.Deep)
.MatchOn(s => s.Deep?.Value);
var collection = new List<Subject>
{
new Subject
{
Prop1 = "Prop1",
Value = 5,
Exclude = "Prop2"
},
new Subject
{
Prop1 = "Prop1a",
Value = 6,
Exclude = "Prop2"
},
new Subject
{
Prop1 = "Prop3",
Exclude = "Prop1",
Deep = new Subject {Value = 6}
},
new Subject
{
Prop1 = "Prop4",
Value = 8,
Exclude = "Prop1"
}
};
var filtered = filter.Apply(collection, "prop1 6");
Assert.AreEqual(3, filtered.Count());
collection.Add(new Subject { Prop1 = "Prop5", Value = 6 });
Assert.AreEqual(4, filtered.Count());
var sorted = filter.Apply(collection, "prop1 6").OrderByDescending(r => r.Score);
Assert.AreSame(collection[1], sorted.First().Item);
var typeFilter = filter.Apply(collection, "ubj");
Assert.AreEqual(1, typeFilter.Count());
}
public void EqualToUntagged()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1, "prop")
.MatchOn(s => s.Exclude);
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1", Exclude = "temp"
},
new Subject {
Prop1 = "prop1a", Exclude = "temp"
},
new Subject {
Prop1 = "temp", Exclude = "prop1a"
},
new Subject {
Prop1 = "temp", Exclude = "prop1"
}
};
var filtered = filter.Apply(collection, "=prop1");
Assert.AreEqual(2, filtered.Count());
}
public void NumericSearch()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Value)
.MatchOn(s => s.Deep?.Value);
var collection = new List <Subject>
{
new Subject
{
Value = 5,
},
new Subject
{
Value = 6,
},
new Subject
{
Deep = new Subject {
Value = 6
}
},
new Subject
{
Value = 8,
}
};
var filtered = filter.Apply(collection, "6.0");
Assert.AreEqual(2, filtered.Count());
}
public void QuotedNullQuery()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1, "prop");
var collection = new List <Subject>
{
new Subject {
Prop1 = "value"
},
new Subject {
Prop1 = null
},
new Subject {
Prop1 = null
},
new Subject {
Prop1 = "null"
},
};
var filtered = filter.Apply(collection, "prop=\"null\"");
Assert.AreEqual(1, filtered.Count());
Assert.AreEqual(1, filtered.Last().Score);
}
public void AndQuery()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1, weight: 2)
.MatchOn(s => s.Exclude);
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1", Exclude = "prop2"
},
new Subject {
Prop1 = "prop1", Exclude = "no"
},
new Subject {
Prop1 = "no", Exclude = "prop2"
},
new Subject {
Exclude = "and"
},
};
var filtered = filter.Apply(collection, "prop1 AND prop2");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[0], filtered.First().Item);
Assert.AreEqual(3, filtered.First().Score);
}
public void EqualToString()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1, "prop");
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Prop1 = "prop1a"
}
};
var filtered = filter.Apply(collection, "prop=prop1");
Assert.AreEqual(1, filtered.Count());
}
public void EqualToBooleanFalse()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Bool, "prop");
var collection = new List <Subject>
{
new Subject {
Bool = true
},
new Subject {
Bool = false
},
};
var filtered = filter.Apply(collection, "prop=false");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[1], filtered.First().Item);
}
public void GreaterThanNumber()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Value, "prop");
var collection = new List <Subject>
{
new Subject {
Value = 5
},
new Subject {
Value = 15
}
};
var filtered = filter.Apply(collection, "prop>10");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[1], filtered.First().Item);
}
public void GreaterThanString()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1, "prop");
var collection = new List <Subject>
{
new Subject {
Prop1 = "abc"
},
new Subject {
Prop1 = "xyz"
}
};
var filtered = filter.Apply(collection, "prop>prop1");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[1], filtered.First().Item);
}
public void NotEqualToNumber()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Value, "prop");
var collection = new List <Subject>
{
new Subject {
Value = 5
},
new Subject {
Value = 6
},
};
var filtered = filter.Apply(collection, "prop<>6");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[0], filtered.First().Item);
}
public void StringSearch()
{
var filter = new ThingFilter <Subject>()
.MatchOnAll();
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Prop1 = "don't match"
}
};
var filtered = filter.Apply(collection, "prop1");
Assert.AreEqual(1, filtered.Count());
Assert.AreEqual(1, filtered.Last().Score);
}
public void RequiredTag()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1, "prop", true)
.MatchOn(s => s.Exclude);
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Exclude = "Prop1a"
}
};
var filtered = filter.Apply(collection, "prop:prop1");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[0], filtered.First().Item);
}
public void CaseSensitive()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1)
.CaseSensitive();
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Prop1 = "Prop1a"
}
};
var filtered = filter.Apply(collection, "prop1");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[0], filtered.First().Item);
}
public void Unmatched()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1)
.IncludeUnmatched();
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Prop1 = "don't match"
}
};
var filtered = filter.Apply(collection, "prop1");
Assert.AreEqual(2, filtered.Count());
Assert.AreEqual(0, filtered.Last().Score);
}
public void TaggedSearch()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1)
.MatchOn(s => s.Deep?.Prop1, "nest");
var collection = new List <Subject>
{
new Subject
{
Prop1 = "Prop1",
Value = 5,
Exclude = "Prop2"
},
new Subject
{
Prop1 = "Prop1a",
Value = 6,
Exclude = "Prop2"
},
new Subject
{
Prop1 = "Prop3",
Exclude = "Prop1",
Deep = new Subject {
Prop1 = "test"
}
},
new Subject
{
Prop1 = "test",
Value = 8,
Exclude = "Prop1"
}
};
var results = filter.Apply(collection, "prop1 nest:te");
Assert.AreEqual(3, results.Count());
Assert.IsTrue(results.Select(r => r.Item).Contains(collection[2]));
Assert.IsFalse(results.Select(r => r.Item).Contains(collection[3]));
}
public void WeightingApplies()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1, weight: 2)
.MatchOn(s => s.Exclude);
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Exclude = "prop1"
}
};
var filtered = filter.Apply(collection, "prop");
Assert.AreEqual(2, filtered.Count());
Assert.AreSame(collection[0], filtered.OrderByDescending(s => s.Score).First().Item);
Assert.AreEqual(2, filtered.OrderByDescending(s => s.Score).First().Score);
}
public void CanRemoveMatchEvaluator()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1)
.RemoveEvaluator("=");
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Prop1 = "Propane"
},
new Subject {
Prop1 = "Gas"
},
};
var filtered = filter.Apply(collection, "=prop1");
Assert.AreEqual(0, filtered.Count());
}
public void QuotedStringMatch()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1);
var collection = new List <Subject>
{
new Subject
{
Prop1 = "Prop1",
Value = 5,
Exclude = "Prop2"
},
new Subject
{
Prop1 = "Prop1 and Prop2",
Value = 6,
Exclude = "Prop2"
},
new Subject
{
Prop1 = "Prop3",
Exclude = "Prop1",
Deep = new Subject {
Value = 6
}
},
new Subject
{
Prop1 = "Prop4",
Value = 8,
Exclude = "Prop1"
}
};
var results = filter.Apply(collection, "\"prop1 and\" prop4");
Assert.AreEqual(2, results.Count());
Assert.AreSame(collection[1], results.First().Item);
}
public void NotAnAndQuery()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1)
.MatchOn(s => s.Exclude);
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1", Exclude = "prop2"
},
new Subject {
Exclude = "and"
},
new Subject {
Prop1 = "no", Exclude = "prop2"
},
};
var filtered = filter.Apply(collection, "prop1 and prop2");
Assert.AreEqual(3, filtered.Count());
}
public void CanAddCustomMatchEvaluator()
{
var filter = new ThingFilter <Subject>()
.MatchOn(s => s.Prop1)
.AddEvaluator(new StartsWithMatchEvaluator());
var collection = new List <Subject>
{
new Subject {
Prop1 = "prop1"
},
new Subject {
Prop1 = "secondProp"
},
new Subject {
Prop1 = "something else"
},
};
var filtered = filter.Apply(collection, "%prop");
Assert.AreEqual(1, filtered.Count());
Assert.AreSame(collection[0], filtered.First().Item);
}
public void BooleanSearch()
{
var filter = new ThingFilter <Subject>()
.MatchOnAll();
var collection = new List <Subject>
{
new Subject {
Bool = false
},
new Subject {
Bool = true
},
new Subject {
Bool = true
},
new Subject {
Bool = false
}
};
var filtered = filter.Apply(collection, "true");
Assert.AreEqual(2, filtered.Count());
}