public class DataChecker
    {
 
        public bool IsPrime(int candidate)
        {
            if (candidate == 1)
            {
                return true;
            }
            return false;
        }
 
        public int AddInt(int first, int second)
        {
            int sum = first;
            for (int i = 0; i < second; i++)
            {
                sum += 1;
            }
            return sum;
        }
    }

namespace MSTestTester.Tests;
 
[TestClass]
public class UnitTest1
{
    private readonly DataChecker _dataChecker;
     
    public UnitTest1()
    {
        _dataChecker = new DataChecker();
    }
 
    [TestMethod]
    [DataRow(-1)]
    [DataRow(0)]
    [DataRow(1)]
    public void IsPrime_ValuesLessThan2_ReturnFalse(int value)
    {
        var result = _dataChecker.IsPrime(value);
 
        Assert.IsFalse(result, $"{value} should not be prime");
    }
 
    [DataTestMethod]
    [DataRow(1, 1, 2)]
    [DataRow(2, 2, 4)]
    [DataRow(3, 3, 6)]
    [DataRow(0, 0, 1)] // The test run with this row fails
    public void AddInt_DataRowTest(int x, int y, int expected)
    {
        int actual = _dataChecker.AddInt(x, y);
        Assert.AreEqual(expected, actual,"x:<{0}> y:<{1}>",new object[] { x, y });
    }
 
    public static IEnumerable<object[]> AdditionData
    {
        get
        {
            return new[]
            {
            new object[] { 1, 1, 2 },
            new object[] { 2, 2, 4 },
            new object[] { 3, 3, 6 },
            new object[] { 0, 0, 1 },
        };
        }
    }
 
    [TestMethod]
    [DynamicData(nameof(AdditionData))]
    public void AddIntegers_FromDynamicDataTest(int x, int y, int expected)
    {
        int actual = _dataChecker.AddInt(x, y);
        Assert.AreEqual(expected, actual, "x:<{0}> y:<{1}>", new object[] { x, y });
    }
}