public void TestSameHasTradeID() { //Arrange MockDataStore mockDataStore = new MockDataStore(); List <Trade> trades = mockDataStore.GetMockedDoublicatedTradeIdList(); //Act TradeLogicHelper tradeLogic = new TradeLogicHelper(); bool doesntHaveSameId = tradeLogic.CheckNotSameTradeId(trades); //Assert Assert.IsTrue(!doesntHaveSameId); }