public void IndexFinder_StringArray_Index()
{
string[] array = new string[] { "45", "top", "dfr", "pop", "seq" };
string key = "dfr";
int actual = IndexFinder.BinarySearch <string>(array, key, null);
int expected = 2;
Assert.AreEqual(actual, expected);
}
public void IndexFinder_IntArray_Index()
{
int[] array = new int[] { -9, 6, 45, 78, 495687 };
int key = 78;
int actual = IndexFinder.BinarySearch <int>(array, key, null);
int expected = 3;
Assert.AreEqual(actual, expected);
}
public void IndexFinder_UnsortedArray_ThrowArgumentException()
{
Assert.Throws <ArgumentException>(() => IndexFinder.BinarySearch <int>(new int[] { 5, 67, -5, 123 }, 0, null));
}
public void IndexFinder_InvalidKey_ThrowArgumentException()
{
Assert.Throws <ArgumentException>(() => IndexFinder.BinarySearch <int>(new int[] { 5, 67, 65, 123 }, 0, null));
}
public void IndexFinder_ArrayIsNull_ThrowArgumentNullException()
{
Assert.Throws <ArgumentNullException>(() => IndexFinder.BinarySearch <int>(null, 5, null));
}
public void IndexFinder_EmptyArray_ThrowArgumentException()
{
Assert.Throws <ArgumentException>(() => IndexFinder.BinarySearch <int>(new int[] { }, 5, null));
}
