zs40x

namespace Open_Closed_Principle.Valid
{
    public class AvgTemperatureReader
    {
        public double GetAverageTemperature(List<ITemperatureSensor> sensors)
        {
            return sensors.Count == 0 ? 0 : sensors.Average(s => s.CurrentTemperature.Value);
        }
    }
}

zs40x

public class Sensor
{
    public string Name { get; }
    public List<double> MeasuredValues { get; }
    public double AverageValue
       => MeasuredValues.Average();
    public double MinimumValue
        => MeasuredValues.Min();
    public double MaximumValue
        => MeasuredValues.Max();

zs40x

public class Sensor
{
  public string Name { get; }
  public List<double> MeasuredValues { get; }
  public double AverageValue
    => MeasuredValues.Average();
  public double MinimumValue
    => MeasuredValues.Min();
  public double MaximumValue
    => MeasuredValues.Max();

zs40x

[TestFixture]
public class Valid
{
    [Test]
    public void TestReportGeneration()
    {
        var sensorName = "TempSensor 1";
        var fileName = "FileName.txt";
        var sensor = new Sensor(sensorName, new List<double>() { 1.0D });

zs40x

[TestFixture]
public class Valid
{
  [Test]
  public void TestReportGeneration()
  {
    var sensorName = "TempSensor 1";
    var sensor = new Sensor(sensorName, new List<double>() { 1.0D });

    var expectedContent =

zs40x

  var sensorValid = 
      new Valid.Sensor("TemSensor 2", new List<double> { 12.4D, 77.2D, 88.1D });
  var reportGenerator = 
      new Valid.SensorReportGenerator(
              new FileSystem(),
              new PlainTextSensorReportGenerator(sensorValid)
          );
  reportGenerator.GenerateAndStoreReport("Report_2.txt");

zs40x

class ImmutableList<T> {
    private let listItems: [T]
    
    init() {
        self.listItems = [T]()
    }
    
    init(listItems: [T]) {
        self.listItems = listItems
    }

zs40x

class List<T> {
    private let listItems: [T]
    
    init() {
        self.listItems = [T]()
    }
    
    init(listItems: [T]) {
        self.listItems = listItems
    }

zs40x

guard let settingsURL = URL.init(string: UIApplicationOpenSettingsURLString) else { return }
        
guard UIApplication.shared.canOpenURL(settingsURL) else { return }
            
UIApplication.shared.open(settingsURL, completionHandler: nil )

zs40x

import UIKit

@IBDesignable
class BorderedButton: UIButton {
    
    required init?(coder aDecoder: NSCoder) {
        super.init(coder: aDecoder)
        self.setup()
    }