public void RunSimulation_IsSwitchingFalse_ReturnsLessOrEqualTo40Percent(int numberOfSimulations) { var simulationResult = _simulationService.RunSimulation(numberOfSimulations, false); //Upper bound is 40% Assert.LessOrEqual(simulationResult.percentageOfWins, 0.4); Assert.IsInstanceOf <SimulationResult>(simulationResult); }