public void CharacterSimilarityResolver_WithEmptyAndNumericInputs_ShouldWork()
{
var simila = new CharacterSimilarityResolver(numericSimilarityRate: .3f);
Assert.AreEqual(0f, simila.GetSimilarity('c', 'k'));
Assert.AreEqual(0f, simila.GetSimilarity(default(char), 'k'));
Assert.AreEqual(0f, simila.GetSimilarity('k', default(char)));
Assert.AreEqual(0.3f, simila.GetSimilarity('3', default(char)));
Assert.AreEqual(0.3f, simila.GetSimilarity(default(char), '4'));
}
public void CharacterSimilarityResolver_NotCaseSensitive_ShouldWork()
{
var simila = new CharacterSimilarityResolver(isCaseSensitive: false);
Assert.AreEqual(simila.GetSimilarity('a', 'a'), 1);
Assert.AreEqual(simila.GetSimilarity('A', 'a'), 1);
Assert.AreEqual(simila.GetSimilarity('a', 'A'), 1);
Assert.AreEqual(simila.GetSimilarity('a', 'b'), 0);
Assert.AreEqual(simila.GetSimilarity('a', 'B'), 0);
}
public void CharacterSimilarityResolver_WithAlgorithmAndMistake_ShouldWork()
{
var simila = new CharacterSimilarityResolver(
mistakeAlgorithm: (l, r) => (l == '.' || r == '.' ? 1f : (float?)null)
);
simila.RegisterMistake('c', 'k', 0.7f);
Assert.AreEqual(0, simila.GetSimilarity('a', 'B'));
Assert.AreEqual(1, simila.GetSimilarity('.', 'b'));
Assert.AreEqual(0.7f, simila.GetSimilarity('c', 'k'));
}
public void CharacterSimilarityResolver_RawCaseSensitive_ShouldWork()
{
var simila = new CharacterSimilarityResolver(isCaseSensitive: true);
Assert.AreEqual(1, simila.GetSimilarity('a', 'a'), "'a', 'a'");
Assert.AreEqual(0, simila.GetSimilarity('A', 'a'), "'A', 'a'");
Assert.AreEqual(0, simila.GetSimilarity('a', 'A'), "'a', 'A'");
Assert.AreEqual(0, simila.GetSimilarity('a', 'b'), "'a', 'b'");
Assert.AreEqual(0, simila.GetSimilarity('a', 'B'), "'a', 'B'");
Assert.AreEqual(0, simila.GetSimilarity('c', 'k'), "'c', 'k'");
}
public void CharacterSimilarityResolver_DefinedMistakesNotCaseSensitive_ShouldWork()
{
var simila = new CharacterSimilarityResolver(isCaseSensitive: false);
simila.RegisterMistake('c', 'k', 0.7f);
Assert.AreEqual(0, simila.GetSimilarity('a', 'b'));
Assert.AreEqual(0, simila.GetSimilarity('a', 'B'));
Assert.AreEqual(0.7f, simila.GetSimilarity('c', 'k'));
Assert.AreEqual(0.7f, simila.GetSimilarity('k', 'c'));
Assert.AreEqual(0.7f, simila.GetSimilarity('c', 'K'));
Assert.AreEqual(0.7f, simila.GetSimilarity('K', 'c'));
Assert.AreEqual(0.7f, simila.GetSimilarity('C', 'k'));
Assert.AreEqual(0.7f, simila.GetSimilarity('k', 'C'));
}
public void CharacterSimilarityResolver_RegisterMistakesCaseSensitive_ShouldWork()
{
var simila = new CharacterSimilarityResolver(isCaseSensitive: true);
simila.RegisterMistake('c', 'k', 0.7f);
Assert.AreEqual(simila.GetSimilarity('a', 'b'), 0);
Assert.AreEqual(simila.GetSimilarity('a', 'B'), 0);
Assert.AreEqual(simila.GetSimilarity('c', 'k'), 0.7f);
Assert.AreEqual(simila.GetSimilarity('k', 'c'), 0.7f);
Assert.AreEqual(simila.GetSimilarity('c', 'K'), 0);
Assert.AreEqual(simila.GetSimilarity('K', 'c'), 0);
Assert.AreEqual(simila.GetSimilarity('C', 'k'), 0);
Assert.AreEqual(simila.GetSimilarity('k', 'C'), 0);
}