public void should_chop_people_in_two()
{
var sut = new Katana();
var result = sut.UseAgainst("Christian");
result.Should().Be("I chop you in 2, Christian!");
}
public string UseAgainst(string target)
{
var gunMessage = _gun.UseAgainst(target);
var katana = new Katana();
var katanaMessage = katana.UseAgainst(target);
return($"{gunMessage} {katanaMessage}");
}