public void ConvertWithNullReturnsNull()
{
var converter = new ColorToBrushConverter();
var value = converter.Convert(null, typeof(string), null, CultureInfo.CurrentCulture);
Assert.IsNull(value);
}
public void ConvertBackWithBrushReturnsColor()
{
var converter = new ColorToBrushConverter();
var expected = Colors.Blue;
var actual = converter.ConvertBack(new SolidColorBrush(Colors.Blue), typeof(string), null, CultureInfo.CurrentCulture);
Assert.AreEqual(actual, expected);
}
public void ConvertWithColorReturnsBrush()
{
var converter = new ColorToBrushConverter();
var expected = Colors.Blue;
var actual = converter.Convert(Colors.Blue, typeof(string), null, CultureInfo.CurrentCulture);
Assert.IsInstanceOfType(actual, typeof(SolidColorBrush));
Assert.AreEqual(((SolidColorBrush)actual).Color, expected);
}
public object ProvideValue(IServiceProvider serviceProvider)
{
var stack = serviceProvider.GetService <IAvaloniaXamlIlParentStackProvider>();
var provideTarget = serviceProvider.GetService <IProvideValueTarget>();
var targetType = provideTarget.TargetProperty switch
{
AvaloniaProperty ap => ap.PropertyType,
PropertyInfo pi => pi.PropertyType,
_ => null,
};
// Look upwards though the ambient context for IResourceHosts and IResourceProviders
// which might be able to give us the resource.
foreach (var e in stack.Parents)
{
object value;
if (e is IResourceHost host && host.TryGetResource(ResourceKey, out value))
{
return(ColorToBrushConverter.Convert(value, targetType));
}
private object GetValue(IStyledElement control, Type targetType)
{
return(ColorToBrushConverter.Convert(control.FindResource(ResourceKey), targetType));
}
public void ConvertBack_Green()
{
var converter = new ColorToBrushConverter();
Assert.AreEqual(Colors.Green.ToString(), converter.ConvertBack(new SolidColorBrush(Colors.Green), typeof(Color), null, (CultureInfo)null).ToString());
}
public void ConvertBack_Null()
{
var converter = new ColorToBrushConverter();
Assert.AreEqual(Colors.Black.ToString(), converter.ConvertBack(null, typeof(Color), null, (CultureInfo)null).ToString());
}
public void Convert_Black()
{
var converter = new ColorToBrushConverter();
Assert.AreEqual(new SolidColorBrush(Colors.Black).ToString(), converter.Convert(Colors.Black, typeof(Brush), null, (CultureInfo)null).ToString());
}
public void Convert_Null()
{
var converter = new ColorToBrushConverter();
Assert.AreEqual(ConverterHelper.UnsetValue, converter.Convert(null, typeof(Brush), null, (CultureInfo)null));
}
public void TestConvert2()
{
var converter = new ColorToBrushConverter();
converter.Convert(null, typeof(Brush), null, null).Should().BeNull();
}
public void SetUp()
{
Target = new ColorToBrushConverter();
}
private SolidColorBrush Convert(object toConvert)
{
var converter = new ColorToBrushConverter();
return((SolidColorBrush)converter.Convert(toConvert, typeof(Color), null, CultureInfo.InvariantCulture));
}
