using System;

using System.Reflection;

using NUnit.Framework;

​

namespace LS{

public class Program

{

    public static void Main() 

    {

        var x = new NUnitLite.AutoRun().Execute(new string[]{"--test:LS.CalculatorTests", "--noc"});

        Console.WriteLine("");

        Console.WriteLine("----------------------------------------------");

        Console.WriteLine(x==0?"All Test Passed... :¬)": string.Format("{0} tests failed... :¬(", x));

        Console.WriteLine("----------------------------------------------");

    }

}

​

public class Calculator

{

    public decimal Divide(decimal dividend, decimal divisor)

    {

        try

        {

            return Math.Abs(dividend / divisor);

        }

        catch (DivideByZeroException)

        {

            return 0;

        }

    }

}

​

[TestFixture]

public class CalculatorTests

{

    Calculator c;

​

    [SetUp]

    public void Setup()

    {

        c = new Calculator();

    }

​

    [TestCase(6, 3, 2, Description = "6 / 3 = 2")]

    [TestCase(9, 2, 4.5, Description = "9 / 2 = 4.5")]

    public void Divide_ReturnsExpectedQuotient_WhenDividingInputs(decimal dividend, decimal divisor, decimal expectedQuotient)

    {

        var actualQuotient = c.Divide(dividend, divisor);

​

        Assert.AreEqual(expectedQuotient, actualQuotient);

    }

​

    [TestCase(-10, 5, 2, Description = "-10 / 5 = 2")]

    [TestCase(10, -5, 2, Description = "10 / -5 = 2")]

    [TestCase(-10, -5, 2, Description = "-10 / -5 = 2")]

    public void Divide_ReturnsPositiveQuotient_WhenInput(decimal dividend, decimal divisor, decimal expectedQuotient)

    {

        var actualQuotient = c.Divide(dividend, divisor);

​

        Assert.GreaterOrEqual(actualQuotient, 0);

    }

​

    [TestCase(5,  Description = "5 / 0 = 0")]

    [TestCase(0,  Description = "0 / 0 = 0")]

    [TestCase(-5, Description = "-5 / 0 = 0")]

    [Test]

    public void Divide_ReturnsZero_WhenDivisorIsZero(decimal input)

    {

        var actualQuotient = c.Divide(input, 0);

​

        Assert.AreEqual(0, actualQuotient);

    }

}

}

​