public void GetNotVisible()
{
var myNativeProperty = new MyWritableNativePropertyClass();
// ReSharper disable once ObjectCreationAsStatement we want to see the constructor throw an exception
Action thrower = () => new NativeWritableProperty <string>(myNativeProperty, nameof(myNativeProperty.SetOnly));
thrower.Should().Throw <ArgumentException>();
}
public void WrongType()
{
var myNativeProperty = new MyWritableNativePropertyClass {
Greeting = "hi"
};
// ReSharper disable once ObjectCreationAsStatement we want to see the constructor throw an exception
Action thrower = () => new NativeWritableProperty <int>(myNativeProperty, nameof(myNativeProperty.Greeting));
thrower.Should().Throw <ArgumentException>();
}
public void InitialValue()
{
int nativeEvents = 0, kokoEvents = 0;
var myNativeProperty = new MyWritableNativePropertyClass();
myNativeProperty.PropertyChanged += delegate { nativeEvents++; };
myNativeProperty.Greeting = "hello";
nativeEvents.Should().Be(1);
var kokoProperty = new NativeReadableProperty <string>(myNativeProperty, nameof(myNativeProperty.Greeting));
kokoProperty.PropertyChanged += delegate { kokoEvents++; };
kokoProperty.Value.Should().Be("hello");
kokoEvents.Should().Be(0, "not changed while koko property existed yet");
}
public void WrongPropertyNativeChange()
{
int nativeEvents = 0, kokoEvents = 0;
var myNativeProperty = new MyWritableNativePropertyClass();
myNativeProperty.PropertyChanged += delegate { nativeEvents++; };
myNativeProperty.PartingPhrase = "goodbye";
var kokoProperty = new NativeWritableProperty <string>(myNativeProperty, nameof(myNativeProperty.Greeting));
kokoProperty.PropertyChanged += delegate { kokoEvents++; };
kokoProperty.Value.Should().BeNull();
kokoEvents.Should().Be(0);
myNativeProperty.PartingPhrase = "arrivederci";
kokoProperty.Value.Should().BeNull();
kokoEvents.Should().Be(0);
nativeEvents.Should().Be(2);
}
public void NativeChange()
{
int nativeEvents = 0, kokoEvents = 0;
var myNativeProperty = new MyWritableNativePropertyClass();
myNativeProperty.PropertyChanged += delegate { nativeEvents++; };
myNativeProperty.Greeting = "hello";
var kokoProperty = new NativeWritableProperty <string>(myNativeProperty, nameof(myNativeProperty.Greeting));
kokoProperty.PropertyChanged += delegate { kokoEvents++; };
kokoProperty.Value.Should().Be("hello");
kokoEvents.Should().Be(0);
myNativeProperty.Greeting = "howdy";
kokoProperty.Value.Should().Be("howdy");
kokoEvents.Should().Be(1);
nativeEvents.Should().Be(2);
}
