public void NoDuplicateOrNotCorrectSequenceThrowsException()
{
Assert.Throws <ArgumentException>(
() => FindDuplicateAlgorithm.FindDuplicate(new[] { 1, 2, 3 }));
Assert.Throws <ArgumentException>(
() => FindDuplicateAlgorithm.FindDuplicate(new[] { 1, 5, 5 }));
}
public void FindDuplicateWhen1Duplicated()
{
var values = new[] { 1, 5, 1, 5, 4, 3 };
Assert.Equal(1, FindDuplicateAlgorithm.FindDuplicate(values));
}
public void FindDuplicateWhenTheBiggestValueDuplicated()
{
var values = new[] { 2, 5, 1, 3, 4, 5 };
Assert.Equal(5, FindDuplicateAlgorithm.FindDuplicate(values));
}
public void CorrectlyFindFirstDuplicate()
{
var values = new[] { 3, 5, 1, 5, 4, 3 };
Assert.Equal(5, FindDuplicateAlgorithm.FindDuplicate(values));
}
