public void CalcProfitPercent_SetPercentProfitAppropriately(int modelNumber, string expected)
        {
            ItemModel fakeModel = TestHelperMethods.DefaultItemModelFactory(modelNumber);

            fakeModel.FindProfitInCoins();
            fakeModel.CalcProfitPercent();

            string actual = fakeModel.ProfitPercent;

            Assert.Equal(expected, actual);
        }