public void Convert_ValueIsNull_ReturnsNaN()
{
var converter = new AdaptiveHeightValueConverter();
var result = converter.Convert(null, null, null, null);
Assert.AreEqual(result, double.NaN);
}
public void Convert_GridViewIsNull_ReturnsValue()
{
var converter = new AdaptiveHeightValueConverter();
double value = 100;
var result = converter.Convert(value, null, null, null);
Assert.AreEqual(result, value);
}
public void Convert_GridViewWithNoItemContainerStyleAndNoItems_ReturnsHeightPlusDefaultItemMargin()
{
var converter = new AdaptiveHeightValueConverter();
double value = 100;
var gridView = new AdaptiveGridView {
ItemContainerStyle = null
};
var result = converter.Convert(value, null, gridView, null);
Assert.AreEqual(result, value + converter.DefaultItemMargin.Bottom + converter.DefaultItemMargin.Top);
}
public void Convert_DefaultAdaptiveGridView_ReturnsHeightPlusItemMargin()
{
var converter = new AdaptiveHeightValueConverter();
double value = 100;
var gridView = new AdaptiveGridView();
var margin = (Thickness)gridView.ItemContainerStyle?.Setters.OfType <Setter>().First(s => s.Property == FrameworkElement.MarginProperty).Value;
var result = converter.Convert(value, null, gridView, null);
Assert.AreEqual(result, value + margin.Bottom);
}
public void Convert_GridViewWithPadding_ReturnsHeightPlusPadding()
{
var converter = new AdaptiveHeightValueConverter {
DefaultItemMargin = new Thickness(0)
};
double value = 100;
var gridView = new AdaptiveGridView {
ItemContainerStyle = null, Padding = new Thickness(10)
};
var result = converter.Convert(value, null, gridView, null);
Assert.AreEqual(result, value + gridView.Padding.Bottom + gridView.Padding.Top);
}
public void Convert_GridViewWithItemContainerStyle_ReturnsHeightPlusItemMargin()
{
var converter = new AdaptiveHeightValueConverter();
double value = 100;
var gridView = new AdaptiveGridView();
var margin = new Thickness(10);
var style = new Style(typeof(GridViewItem));
style.Setters.Add(new Setter(GridViewItem.MarginProperty, margin));
gridView.ItemContainerStyle = style;
var result = converter.Convert(value, null, gridView, null);
Assert.AreEqual(result, value + margin.Bottom + margin.Top);
}
