[regression/8.0.0] [iOS] Border appears to be offsetting content incorrectly

[PureWeen]

Description

 <Grid>
                <Border StrokeThickness="5" Stroke="Red">
                    <Border.StrokeShape>
                        <RoundRectangle CornerRadius="5" />
                    </Border.StrokeShape>
                    <Grid BackgroundColor="Blue" HeightRequest="40">
                        <Label Text="Control in a Grid" TextColor="White"/>
                    </Grid>
                </Border>
            </Grid>

            <ContentView Background="Green" BackgroundColor="Green">
                <Border StrokeThickness="5" Stroke="Red">
                    <Border.StrokeShape>
                        <RoundRectangle CornerRadius="5" />
                    </Border.StrokeShape>
                    <Grid BackgroundColor="Blue" HeightRequest="40">
                        <Label Text="Control in a ContentView" TextColor="White"/>
                    </Grid>
                </Border>
            </ContentView>

            <!-- Control in a grid is rendered properly -->
            <Grid>
                <Border StrokeThickness="5" Stroke="Red">
                    <Border.StrokeShape>
                        <RoundRectangle CornerRadius="5" />
                    </Border.StrokeShape>
                    <Grid BackgroundColor="Blue" HeightRequest="40">
                        <Label Text="Control in a Grid" TextColor="White"/>
                    </Grid>
                </Border>
            </Grid>

NET7.0

NET8.0

ANDROID NET8.0

[ewerspej]

The StrokeShape of the Border control also has an incorrect behavior when StrokeThickness="0". It creates a gap between the enclosing ContentView or Layout, e.g. a Grid. I need to use StrokeThickness="-0.2" in order to temporarily remedy this. Could be related?

[davidortinau]

I've observed this as well. net8 pre5