public void DoSomething_WithCertainParameters_ShouldDoSomething()
		{
            _matchService
                   .Expect(x => x.GetMatches(Arg<string>.Is.Anything))
                   .Return(new []{new Match()});
			_sut.DoSomething();
			_matchService.AssertWasCalled(x => x.GetMatches(Arg<string>.Is.Anything);
		}