public void ArraySecond_Success_True()
{
int[] nums = new int[] { 4, 1, 2, 1, 2 };
var number = new SingleNumber(nums);
var result = number.GetSingleNumber();
Assert.AreEqual(4, result);
}
public void NullOrEmptyArray_Success_True()
{
int[] nums = null;
var number = new SingleNumber(nums);
var result = number.GetSingleNumber();
Assert.AreEqual(0, result);
}
public void ArrayFirst_Success_True()
{
int[] nums = new int[] { 2, 2, 1 };
var number = new SingleNumber(nums);
var result = number.GetSingleNumber();
Assert.AreEqual(1, result);
}