public void hit_decreases_hp_properly()
{
var tank = new Tank();
var initialHealth = tank.Health;
tank.Hit(10);
Assert.AreEqual(initialHealth-10, tank.Health);
}
public void hit_received_is_fired()
{
var tank = new Tank();
bool eventFired = false;
int healthAfterHit = 0;
tank.HitReceived += (sender, currentHealth) =>
{
eventFired = true;
healthAfterHit = currentHealth;
};
var initialHealth = tank.Health;
const int hitVal = 50;
tank.Hit(hitVal);
Assert.That(eventFired);
Assert.AreEqual(initialHealth-hitVal, healthAfterHit);
}
public void hp_equals_100_after_repairs()
{
var tank = new Tank();
tank.Hit(96);
_mechanic.Repair(tank);
Assert.AreEqual(100, tank.Health);
}
public void cannot_fix_tank_with_hp_less_than_1()
{
var tank = new Tank();
tank.Hit(tank.Health);
Assert.Throws<Exception>(() => _mechanic.Repair(tank));
}
public void hp_cannot_be_negative()
{
var tank = new Tank();
Assert.Throws<Exception>(() => tank.Hit(tank.Health*2));
}