public void FindPairsInEmptyArrayShouldReturnEmpty()
{
int[] testArray = new int[1];
var expected = false;
var actual = PairFinder.FindPairs(testArray, 1).Any();
Assert.AreEqual(expected, actual);
}
public void FindPairsInArrayShouldRetrunTheRightPairsShort()
{
int[] testArray = new int[] { 5, 4, 6 };
var expected = new List <Tuple <int, int> >()
{
new Tuple <int, int>(5, 4)
};
var actual = PairFinder.FindPairs(testArray, 9);
CollectionAssert.AreEqual(expected, actual);
}
public void FindPairsInArrayShouldRetrunTheRightPairsLong()
{
int[] testArray = new int[] { 5, 4, 6, 21, 3, 4, 8, 1, 23, 85, 54 };
var expected = new List <Tuple <int, int> >()
{
new Tuple <int, int>(5, 4),
new Tuple <int, int>(5, 4),
new Tuple <int, int>(6, 3),
new Tuple <int, int>(8, 1)
};
var actual = PairFinder.FindPairs(testArray, 9);
CollectionAssert.AreEqual(expected, actual);
}