public void AnalyzeTest_EmptyTestZero()
{
Dictionary <int, int> result = CharacterFrequencyAnalyzer.Analyze(new List <string> {
""
});
Assert.IsNotNull(result);
Assert.IsFalse(result.Any(e => e.Value > 0));
}
public void AnalyzeTest_SingleSet_Digits()
{
Dictionary <int, int> result = CharacterFrequencyAnalyzer.Analyze(new List <string> {
"123"
});
Assert.AreEqual(1, result['1']);
Assert.AreEqual(1, result['2']);
Assert.AreEqual(1, result['3']);
// Select where element(s) e are NOT(a,b or c)
IEnumerable <int> allOtherCharacters = result.Where(e => !(e.Key == '1' || e.Key == '2' || e.Key == '3')).Select(e => e.Value);
Assert.IsTrue(allOtherCharacters.All(e => e == 0));
}
public void AnalyzeTest_SingleSet_UpperCase()
{
Dictionary <int, int> result = CharacterFrequencyAnalyzer.Analyze(new List <string> {
"ABC"
});
Assert.AreEqual(1, result['A']);
Assert.AreEqual(1, result['B']);
Assert.AreEqual(1, result['C']);
// Select where element(s) e are NOT(A,B or C)
IEnumerable <int> allOtherCharacters = result.Where(e => !(e.Key == 'A' || e.Key == 'B' || e.Key == 'C')).Select(e => e.Value);
Assert.IsTrue(allOtherCharacters.All(e => e == 0));
}
public void AnalyzeTest_SingleSet_Symbols()
{
List <string> input = new List <string> {
",./;'", "a!"
};
Dictionary <int, int> result = CharacterFrequencyAnalyzer.Analyze(input);
Assert.AreEqual(1, result[',']);
Assert.AreEqual(1, result['.']);
Assert.AreEqual(1, result['/']);
Assert.AreEqual(1, result[';']);
Assert.AreEqual(1, result['\'']);
// Select where element(s) e are NOT(a,b or c)
IEnumerable <int> allOtherCharacters = result.Where(e => input.Any(s => s.Contains(e.Key.ToString())))
.Select(e => e.Value);
Assert.IsTrue(allOtherCharacters.All(e => e == 0));
}