public void GetProperties_InternalConverter_When_Property_Is_Overridden_And_Base_Has_TypeConverterAttribute()
{
TypeConverterHelper.GetProperties(typeof(_MyClass2))[nameof(_MyClass2.ByteProperty)]
.InternalConverter
.Should()
.BeNull();
}
public void GetProperties_InternalConverter_When_No_TypeConverterAttribute()
{
TypeConverterHelper.GetProperties(typeof(_MyType1))[nameof(_MyType1.IntProperty)]
.InternalConverter
.Should()
.BeNull();
}
public void GetProperties_InternalConverter_When_TypeConverterAttribute()
{
TypeConverterHelper.GetProperties(typeof(_MyType3))[nameof(_MyType3.DateTimeProperty)]
.InternalConverter
.Should()
.BeOfType <_MyDateTimeConverter>();
}
public void GetProperties_Converter_When_TypeConverterAttribute_And_PropertyType_Has_TypeConverter()
{
TypeConverterHelper.GetProperties(typeof(_MyClass3))[nameof(_MyClass3.ByteProperty)]
.Converter
.Should()
.BeOfType <_MyByteConverter1>();
}
public void GetProperties_Converter_When_No_TypeConverterAttribute_And_PropertyType_Has_TypeConverter()
{
TypeConverterHelper.GetProperties(typeof(_MyType1))[nameof(_MyType1.IntProperty)]
.Converter
.Should()
.BeSameAs(TypeConverterHelper.GetConverter(typeof(int)));
}
public void GetProperties_Converter_When_No_TypeConverterAttribute_And_PropertyType_Has_No_TypeConverter()
{
TypeConverterHelper.GetProperties(typeof(_MyClass5))[nameof(_MyClass5.MyType1Property)]
.Converter
.Should()
.BeNull();
}
public static object GetPropertyValue(Type xamlType, string propertyName, string xamlValue, Func <object> fallbackValueFunc)
{
ReflectedPropertyData property = TypeConverterHelper.GetProperties(xamlType)[propertyName];
if (property == null)
{
throw new InvalidOperationException(
$"Property '{propertyName}' was not found in type '{xamlType}'."
);
}
// Note: here we do not want to use the Converter property as it would return a non-null
// converter for several known types for which object instantiation can be optimized at
// compilation and we would waste time parsing strings.
TypeConverter converter = property.InternalConverter;
if (converter != null)
{
return(converter.ConvertFromInvariantString(xamlValue));
}
if (fallbackValueFunc != null)
{
return(fallbackValueFunc());
}
throw new InvalidOperationException(
$"Failed to create a '{property.PropertyType}' from the text '{xamlValue}'."
);
}
public void GetProperties_When_Property_Is_Overridden()
{
var properties = TypeConverterHelper.GetProperties(typeof(_MyClass2));
properties.Should().HaveCount(1);
properties[0].Name.Should().Be(nameof(_MyClass2.ByteProperty));
properties[0].ComponentType.Should().BeSameAs(typeof(_MyClass2));
}
public void GetProperties_When_New_Property_Hides_Base_Property()
{
var properties = TypeConverterHelper.GetProperties(typeof(_MyType5));
properties.Should().HaveCount(1);
properties[0].Name.Should().Be(nameof(_MyType5.FloatProperty));
properties[0].ComponentType.Should().BeSameAs(typeof(_MyType5));
}
public void GetProperties_Inheritance_1()
{
var properties = TypeConverterHelper.GetProperties(typeof(_MyType1));
properties.Should().HaveCount(2);
properties[nameof(_MyType1.IntProperty)].Should().NotBeNull();
properties[nameof(_MyType1.DoubleProperty)].Should().NotBeNull();
}
public void GetProperties_Inheritance_3()
{
var properties = TypeConverterHelper.GetProperties(typeof(_MyType3));
properties.Should().HaveCount(4);
properties[nameof(_MyType1.IntProperty)].Should().NotBeNull();
properties[nameof(_MyType1.DoubleProperty)].Should().NotBeNull();
properties[nameof(_MyType2.StringProperty)].Should().NotBeNull();
properties[nameof(_MyType3.DateTimeProperty)].Should().NotBeNull();
}
public void GetProperties_InternalConverter_Should_Be_Cached()
{
TypeConverterHelper.GetProperties(typeof(_MyType1))[nameof(_MyType1.IntProperty)]
.InternalConverter
.Should()
.BeSameAs(
TypeConverterHelper.GetProperties(typeof(_MyType1))[nameof(_MyType1.IntProperty)]
.InternalConverter
);
}
