public void FindTrip_WithNoValidSoln()
{
// Arrange
int[] numbers = new int[] { -2, -1, 0, 6 };
_3Sum test = new _3Sum();
// Act
try
{
List <int[]> actual = test.FindTrip(numbers);
}
catch (Exception e)
{
// Assert
StringAssert.Contains(e.Message, "No three numbers in the input array sum to three.");
return;
}
}
public void FindTrip_WithValidSoln()
{
// Arrange
int[] numbers = new int[] { -2, -1, 0, 1, 2, 3 };
List <int[]> expected = new List <int[]>
{
new int[] { -2, -1, 3 },
new int[] { -2, 0, 2 },
new int[] { -1, 0, 1 }
};
_3Sum test = new _3Sum();
// Act
List <int[]> actual = test.FindTrip(numbers);
// Assert
CollectionAssert.AreEqual(expected, actual);
}