Charles Amat charlieamat

charlieamat / why-unit-testing-is-so-hard-6.cs

Created March 6, 2017 17:52

	public class Player
	{
	private const double MaxPowerups = 2;

	private Weapon _weapon;

	public List<IPowerup> Powerups { get; } = new List<IPowerup>();

	public double Damage => _weapon.Damage * Powerups.Take(MaxPowerups).Sum(p => p.Multiplier);
	}

charlieamat / example-2_source_why-is-unit-testing-so-hard.cs

Last active March 6, 2017 16:53

Why Is Unit Testing So Hard? - Example 2

	public class Powerup : IPowerup
	{
	public double Multiplier { get; }
	}

	public class Player
	{
	private const int MaxPowerups = 4;

	private Weapon _weapon;

charlieamat / example-2_refactored-tests_why-is-unit-testing-so-hard.cs

Last active March 6, 2017 16:48

Why Is Unit Testing So Hard? - Example 2 Refactored Tests

	public class PlayerTest
	{
	private Weapon _weapon;
	private IPowerup _powerup;

	[SetUp]
	public void Init()
	{
	_weapon = Substitute.For<Weapon>();
	_weapon.Damage.Returns(1);

charlieamat / example-2-tests.cs

Last active March 6, 2017 16:00

Why Is Unit Testing So Hard? - Example 2 Tests

	public class PlayerTest
	{
	private Weapon _weapon;
	private IPowerup _powerup;

	[SetUp]
	public void Init()
	{
	_weapon = Substitute.For<Weapon>();
	_weapon.Damage.Returns(1);

charlieamat / why-is-unit-testing-so-hard-5.cs

Last active March 6, 2017 15:45

Why is Unit Testing So Hard - Example 3

	public class Powerup : IPowerup
	{
	public double Multiplier { get; }
	}

	public class Player : IPlayer
	{
	private const int MaxPowerups = 3;

	private Weapon _weapon;

charlieamat / why-is-unit-testing-so-hard-4.cs

Last active March 5, 2017 21:40

Why is Unit Testing So Hard - Change to strong weapon

	public class StrongWeapon : Weapon
	{
	public double Damage => 4.0;
	}

charlieamat / why-is-unit-testing-so-hard-3.cs

Last active March 5, 2017 20:05

Why is Unit Testing So Hard - Example 2

	public class PlayerTest
	{
	[Test]
	public void GetDamageFromWeapon()
	{
	var weapon = Substitute.For<Weapon>();
	weapon.Damage.Returns(5.0);

	Assert.AreEqual(5.0, new Player(weapon).Damage);
	}

charlieamat / why-is-unit-testing-so-hard-1.cs

Last active March 6, 2017 20:56

Why is Unit Testing So Hard? - Example 1

	public class StrongWeapon : Weapon
	{
	public override double Damage => 5.0;
	}

	public class Player
	{
	private Weapon _weapon;

	public double Damage => _weapon.Damage;