public void GetHashCode_UseDefault()
{
var s = "Scooby Doo";
var comparer = new ComparerImpl <string>(String.CompareOrdinal);
Assert.AreEqual(s.GetHashCode(), comparer.GetHashCode(s));
}
public int IndexOf([NotNull] TEnum[] arr, TEnum val) => ComparerImpl.BinarySearch(arr, val);
public int Compare(TEnum x, TEnum y) => ComparerImpl.Compare(x, y);
public int GetHashCode(TEnum obj) => ComparerImpl.GetHashCode(obj);
public bool Equals(TEnum x, TEnum y) => ComparerImpl.Equals(x, y);
public void Equals_WhereNotEqual_ExpectTrue()
{
var comparer = new ComparerImpl <string>(String.CompareOrdinal);
Assert.IsFalse(comparer.Equals("ABC", "DEF"));
}
public void CompareObjectWithNotStrings_ExpectInvalidCastException()
{
var comparer = new ComparerImpl <string>((a, b) => 123);
Assert.Throws <InvalidCastException>(() => comparer.Compare((object)1, (object)2));
}
public void CompareObjectWithBothStrings_ExpectSuppliedComparerToBeCalled()
{
var comparer = new ComparerImpl <string>((a, b) => 123);
Assert.AreEqual(123, comparer.Compare((object)"A", (object)"B"));
}
public void CompareStrings_ExpectSuppliedComparerToBeCalled()
{
var comparer = new ComparerImpl <string>((a, b) => 123);
Assert.AreEqual(123, comparer.Compare("A", "B"));
}
