static void Main()
{
CWeatherData weatherDataIn = new CWeatherData();
CWeatherData weatherDataOut = new CWeatherData();
Display display = new Display(weatherDataIn, weatherDataOut);
weatherDataIn.RegisterObserver(display, 2);
weatherDataOut.RegisterObserver(display, 2);
StatsDisplay statsDisplay = new StatsDisplay(weatherDataIn, weatherDataOut);
weatherDataIn.RegisterObserver(statsDisplay, 0);
weatherDataOut.RegisterObserver(statsDisplay, 1);
StatsDisplay statsDisplay1 = new StatsDisplay(weatherDataIn, weatherDataOut);
weatherDataOut.RegisterObserver(statsDisplay1, 0);
weatherDataIn.SetMeasurements(3, 0.7, 760);
weatherDataOut.SetMeasurements(4, 0.8, 761);
weatherDataOut.RemoveObserver(statsDisplay);
weatherDataIn.SetMeasurements(10, 0.8, 761);
weatherDataOut.SetMeasurements(-10, 0.8, 761);
}
public void TestDeliteObserver()
{
var weatherData = new CWeatherData();
var customObserver = new CustomObserver(weatherData);
weatherData.RegisterObserver(customObserver, 0);
weatherData.SetMeasurements(0, 0, 0);
}
public void RemoveObserverInUpdate_ShouldNotThrownException()
{
CWeatherData wd = new CWeatherData();
TestUpdateObserver to = new TestUpdateObserver(wd);
wd.RegisterObserver(to, 1);
wd.SetMeasurements(3, 0.7, 760);
}
public void Cant_remove_not_added_observer()
{
CTestingDisplay.ResetUpdateCounter();
CWeatherData wd = new CWeatherData();
CTestingDisplay display1 = new CTestingDisplay();
display1.SetTestingValues(3, 0.7, 760);
wd.SetMeasurements(3, 0.7, 760);
wd.RemoveObserver(display1);
}
public void Can_add_observer()
{
CTestingDisplay.ResetUpdateCounter();
CWeatherData wd = new CWeatherData();
CTestingDisplay display1 = new CTestingDisplay();
wd.RegisterObserver(display1);
display1.SetTestingValues(3, 0.7, 760);
wd.SetMeasurements(3, 0.7, 760);
display1.CheckUpdateCounter(0);
}
public void Can_remove_observer_on_update()
{
CWeatherData wd = new CWeatherData();
CTestRemovebleObserver display1 = new CTestRemovebleObserver(wd);
wd.RegisterObserver(display1);
wd.SetMeasurements(3, 0.7, 760);
Assert.IsTrue(display1.IsRemoved);
display1.IsRemoved = false;
wd.SetMeasurements(4, 0.8, 761);
Assert.IsFalse(display1.IsRemoved);
}
public CWeatherStationDuo()
{
CWeatherData wdIn = new CWeatherData(LocationType.INSIDE);
CWeatherData wdOut = new CWeatherData(LocationType.OUTSIDE);
CDisplay display = new CDisplay(wdIn, wdOut);
CStatsDisplay statsDisplay = new CStatsDisplay(wdIn, wdOut);
wdIn.SetMeasurements(3, 0.7, 760);
wdOut.SetMeasurements(4, 0.8, 761);
wdIn.RemoveObserver(statsDisplay);
wdIn.SetMeasurements(5, 0.9, 762);
}
public void TestOneObserver()
{
CWeatherData weatherData = new CWeatherData();
CDisplay cDisplay = new CDisplay();
ObserverWithPriority <SWeatherInfo> observer = new ObserverWithPriority <SWeatherInfo>(cDisplay, 2);
List <ObserverWithPriority <SWeatherInfo> > observerList = new List <ObserverWithPriority <SWeatherInfo> >();
observerList.Add(observer);
weatherData.RegisterObserver(cDisplay, 2);
Assert.IsTrue(CompareObserverList(observerList, weatherData.GetObservers()));
}
public CWeatherStationPro()
{
CWeatherData wd = new CWeatherData();
CDisplay display = new CDisplay();
wd.RegisterObserver(display);
CStatsDisplay statsDisplay = new CStatsDisplay();
wd.RegisterObserver(statsDisplay);
wd.SetMeasurements(3, 0.7, 760, 10, 0);
wd.SetMeasurements(4, 0.8, 761, 8, 630);
}
public void When_identical_observers_are_set_next_one_isnt_added()
{
CTestingDisplay.ResetUpdateCounter();
CWeatherData wd = new CWeatherData();
CTestingDisplay display1 = new CTestingDisplay();
wd.RegisterObserver(display1, 2);
wd.RegisterObserver(display1, 1);
display1.SetTestingValues(3, 0.7, 760);
wd.SetMeasurements(3, 0.7, 760);
display1.CheckUpdateCounter(0);
}
public CWeatherStationProEvents()
{
CWeatherData wd = new CWeatherData();
CDisplay display = new CDisplay();
wd.RegisterObserver(display);
wd.OnTemperatureChanged += display.UpdateTemperature;
wd.Temperature = 200;
CStatsDisplay statsDisplay = new CStatsDisplay();
wd.RegisterObserver(statsDisplay);
wd.SetMeasurements(3, 0.7, 760, 10, 0);
wd.SetMeasurements(4, 0.8, 761, 8, 630);
}
public void Can_create_observer_with_inside_and_outside_observable_subjects()
{
CWeatherData wdIn = new CWeatherData(LocationType.INSIDE);
CWeatherData wdOut = new CWeatherData(LocationType.OUTSIDE);
WeatherStationDuoTestingDisplay display = new WeatherStationDuoTestingDisplay(wdIn, wdOut);
display.SetTestingValues(3, 0.7, 760);
display.SetTestLocationType(LocationType.INSIDE);
wdIn.SetMeasurements(3, 0.7, 760);
display.CheckUpdatesCount(1);
display.SetTestingValues(4, 0.8, 761);
display.SetTestLocationType(LocationType.OUTSIDE);
wdOut.SetMeasurements(4, 0.8, 761);
display.CheckUpdatesCount(2);
}
public CWeatherStation()
{
CWeatherData wd = new CWeatherData();
CDisplay display = new CDisplay();
wd.RegisterObserver(display);
CStatsDisplay statsDisplay = new CStatsDisplay();
wd.RegisterObserver(statsDisplay);
wd.SetMeasurements(3, 0.7, 760);
wd.SetMeasurements(4, 0.8, 761);
wd.RemoveObserver(statsDisplay);
wd.SetMeasurements(10, 0.8, 761);
wd.SetMeasurements(-10, 0.8, 761);
}
static void Main(string [] args)
{
var wd = new CWeatherData();
var display1 = new CDisplay();
var display2 = new CDisplay();
var statsDisplay = new CStatsDisplay();
wd.RegisterObserver(display1, 10);
wd.RegisterObserver(display2, 3);
wd.RegisterObserver(statsDisplay, 4);
wd.SetMeasurements(3, 0.7, 760);
wd.SetMeasurements(4, 0.8, 761);
wd.RemoveObserver(display1);
wd.RemoveObserver(display2);
wd.SetMeasurements(10, 0.8, 761);
wd.SetMeasurements(-10, 0.8, 761);
}
public void Observers_WithHigherPriority_ShouldBeNotifiedFirst()
{
var wd = new CWeatherData();
var testDisplay1 = new TestPriorityObserver(1);
var testDisplay2 = new TestPriorityObserver(2);
var testDisplay3 = new TestPriorityObserver(3);
wd.RegisterObserver(testDisplay1, 1);
wd.RegisterObserver(testDisplay2, 2);
wd.RegisterObserver(testDisplay3, 3);
var sw = new StringWriter();
Console.SetOut(sw);
Console.SetError(sw);
wd.SetMeasurements(3, 0.7, 760);
string result = sw.ToString();
Assert.AreEqual("3;2;1;", result);
}
static void Main()
{
CWeatherData wd = new CWeatherData();
Display display = new Display();
wd.RegisterObserver(display, 1);
StatsDisplay statsDisplay = new StatsDisplay();
wd.RegisterObserver(statsDisplay, 0);
wd.SetMeasurements(3, 0.7, 760, 4, 60);
wd.SetMeasurements(4, 0.8, 761, 2, 90);
wd.RemoveObserver(display);
wd.SetMeasurements(10, 0.7, 760, 4, 270);
wd.SetMeasurements(-10, 0.8, 761, 8, 180);
}
public void TestSomeObserver()
{
List <ObserverWithPriority <SWeatherInfo> > observerList = new List <ObserverWithPriority <SWeatherInfo> >();
var weatherData = new CWeatherData();
var cDisplay = new CDisplay();
var cDisplay1 = new CDisplay();
var statsDisplay = new CStatsDisplay();
var statsDisplay1 = new CStatsDisplay();
var cDisplay2 = new CDisplay();
observerList.Add(new ObserverWithPriority <SWeatherInfo>(cDisplay1, 3));
observerList.Add(new ObserverWithPriority <SWeatherInfo>(statsDisplay, 2));
observerList.Add(new ObserverWithPriority <SWeatherInfo>(statsDisplay1, 2));
observerList.Add(new ObserverWithPriority <SWeatherInfo>(cDisplay, 1));
observerList.Add(new ObserverWithPriority <SWeatherInfo>(cDisplay2, 0));
weatherData.RegisterObserver(cDisplay, 1);
weatherData.RegisterObserver(statsDisplay, 2);
weatherData.RegisterObserver(cDisplay1, 3);
weatherData.RegisterObserver(statsDisplay1, 2);
weatherData.RegisterObserver(cDisplay2, 0);
Assert.IsTrue(CompareObserverList(observerList, weatherData.GetObservers()));
}
public void NotifyObservers_WithWeatherStationType()
{
var weatherDataIn = new CWeatherData();
var weatherDataOut = new CWeatherData();
var display = new DisplayDuo(weatherDataIn, weatherDataOut);
weatherDataIn.RegisterObserver(display, 1);
weatherDataOut.RegisterObserver(display, 1);
var sw = new StringWriter();
Console.SetOut(sw);
Console.SetError(sw);
weatherDataIn.SetMeasurements(3, 0.7, 760);
weatherDataOut.SetMeasurements(4, 0.8, 761);
string result = sw.ToString();
string expected = "Inside;Outside;";
Assert.AreEqual(expected, result);
}
public void When_priority_is_set_observers_updates_in_order_of_priority()
{
CTestingDisplay.ResetUpdateCounter();
CWeatherData wd = new CWeatherData();
CTestingDisplay display1 = new CTestingDisplay();
CTestingDisplay display2 = new CTestingDisplay();
CTestingDisplay display3 = new CTestingDisplay();
wd.RegisterObserver(display2, 2);
wd.RegisterObserver(display1, 1);
wd.RegisterObserver(display3, 3);
display1.SetTestingValues(3, 0.7, 760);
display2.SetTestingValues(3, 0.7, 760);
display3.SetTestingValues(3, 0.7, 760);
wd.SetMeasurements(3, 0.7, 760);
display1.CheckUpdateCounter(0);
display2.CheckUpdateCounter(1);
display3.CheckUpdateCounter(2);
}
public DisplayDuo(CWeatherData weatherDataIn, CWeatherData weatherDataOut)
{
_weatherDataIn = weatherDataIn;
_weatherDataOut = weatherDataOut;
}
