public void ProvideValue_returns_instance()
{
var converter = new ICollectionNullOrEmptyToVisibilityConverter();
var providedValue = converter.ProvideValue(null);
Assert.IsType <ICollectionNullOrEmptyToVisibilityConverter>(providedValue);
}
public void ConvertBack_throws_NotSupportedException()
{
var converter = new ICollectionNullOrEmptyToVisibilityConverter();
var culture = new CultureInfo("en-US");
Assert.Throws <NotSupportedException>(() => converter.ConvertBack(Visibility.Visible, typeof(ICollection), null, culture));
}
public void Convert_returns_DependencyPropertyUnsetValue_when_value_is_not_ICollection()
{
var converter = new ICollectionNullOrEmptyToVisibilityConverter();
var culture = new CultureInfo("en-US");
var output = converter.Convert(true, typeof(Visibility), null, culture);
Assert.Equal(DependencyProperty.UnsetValue, output);
}
public void Convert(object input, Type targetType, object parameter, string cultureString, object expectedOutput)
{
var converter = new ICollectionNullOrEmptyToVisibilityConverter();
var culture = new CultureInfo(cultureString);
var output = converter.Convert(input, targetType, parameter, culture);
Assert.Equal(expectedOutput, output);
}
