public void VerticalStart(int margin)
{
var layout = new StackLayout();
layout.MockBounds(new Rectangle(0, 0, Layout_Width, double.PositiveInfinity));
var view = new MockView(margin)
{
VerticalOptions = LayoutOptions.Start
};
layout.Children.Add(view);
var region = new Rectangle(Region_X, Region_Y, Region_Width, Region_Height);
Layout.LayoutChildIntoBoundingRegion(view, region);
var target = view.Bounds;
var thickness = margin * 2;
Assume.That(view.VerticalOptions.Alignment == LayoutAlignment.Start,
"view.VerticalOptions.Alignment should be Start");
Assume.That(view.VerticalOptions.Alignment.ToDouble() == 0,
"view.VerticalOptions.Alignment.ToDouble() should be 0");
Assume.That(view.HorizontalOptions.Alignment == LayoutAlignment.Fill,
"view.HorizontalOptions.Alignment should be Fill");
Assert.AreEqual(Expected_X_Fill_Plus_Margin(margin), target.X, "X");
Assert.AreEqual(Expected_Y_Fill_Plus_Margin(margin), target.Y, "Y");
Assert.AreEqual(Expected_Width_Fill_Less_Thickness(thickness), target.Width, "Width");
Assert.AreEqual(Expected_Height_Start_End, target.Height, "Height");
}
public void HorizontalCenter_RTL(int margin)
{
var layout = new StackLayout {
FlowDirection = FlowDirection.RightToLeft
};
layout.MockBounds(new Rectangle(0, 0, Layout_Width, double.PositiveInfinity));
var view = new MockView(margin)
{
HorizontalOptions = LayoutOptions.Center
};
layout.Children.Add(view);
var region = new Rectangle(Region_X, Region_Y, Region_Width, Region_Height);
Layout.LayoutChildIntoBoundingRegion(view, region);
var target = view.Bounds;
var thickness = margin * 2;
var center_margin = Math.Ceiling(margin / 2d);
Assume.That(view.HorizontalOptions.Alignment == LayoutAlignment.Center,
"view.HorizontalOptions.Alignment should be Center");
Assume.That(view.HorizontalOptions.Alignment.ToDouble() == 0.5,
"view.HorizontalOptions.Alignment.ToDouble() should be 0.5");
Assume.That(view.VerticalOptions.Alignment == LayoutAlignment.Fill,
"view.VerticalOptions.Alignment should be Fill");
Assert.AreEqual(Expected_X_Center_RTL_Plus_Margin(0), target.X, "X");
Assert.AreEqual(Expected_Y_Fill_Plus_Margin(margin), target.Y, "Y");
Assert.AreEqual(Expected_Width_Start_End, target.Width, "Width");
Assert.AreEqual(Expected_Height_Fill_Less_Thickness(thickness), target.Height, "Height");
}
public void Default_RTL(int margin)
{
var layout = new StackLayout {
FlowDirection = FlowDirection.RightToLeft
};
layout.MockBounds(new Rectangle(0, 0, Layout_Width, double.PositiveInfinity));
var view = new MockView(margin);
layout.Children.Add(view);
var region = new Rectangle(Region_X, Region_Y, Region_Width, Region_Height);
Layout.LayoutChildIntoBoundingRegion(view, region);
var target = view.Bounds;
var thickness = margin * 2;
Assume.That(view.HorizontalOptions.Alignment == LayoutAlignment.Fill,
"view.HorizontalOptions.Alignment should be Fill");
Assume.That(view.VerticalOptions.Alignment == LayoutAlignment.Fill,
"view.VerticalOptions.Alignment should be Fill");
Assert.AreEqual(Expected_Region_Right, region.Right, "region.Right");
Assert.AreEqual(Layout_Width, layout.Width, "layout.Width");
Assert.AreEqual(Expected_X_Fill_RTL_Plus_Margin(margin), target.X, "X");
Assert.AreEqual(Expected_Y_Fill_Plus_Margin(margin), target.Y, "Y");
Assert.AreEqual(Expected_Width_Fill_Less_Thickness(thickness), target.Width, "Width");
Assert.AreEqual(Expected_Height_Fill_Less_Thickness(thickness), target.Height, "Height");
}
public void VerticalEndAndExpand_RTL(int margin)
{
var layout = new StackLayout {
FlowDirection = FlowDirection.RightToLeft
};
layout.MockBounds(new Rect(0, 0, Layout_Width, double.PositiveInfinity));
var view = new MockView(margin)
{
VerticalOptions = LayoutOptions.EndAndExpand
};
layout.Children.Add(view);
var region = new Rect(Region_X, Region_Y, Region_Width, Region_Height);
Compatibility.Layout.LayoutChildIntoBoundingRegion(view, region);
var target = view.Bounds;
var thickness = margin * 2;
Assume.That(view.VerticalOptions.Alignment == LayoutAlignment.End,
"view.VerticalOptions.Alignment should be End");
Assume.That(view.VerticalOptions.Alignment.ToDouble() == 1,
"view.VerticalOptions.Alignment.ToDouble() should be 1");
Assume.That(view.HorizontalOptions.Alignment == LayoutAlignment.Fill,
"view.HorizontalOptions.Alignment should be Fill");
Assert.AreEqual(Expected_X_Fill_RTL_Plus_Margin(margin), target.X, "X");
Assert.AreEqual(Expected_Y_End_Less_Margin(margin), target.Y, "Y");
Assert.AreEqual(Expected_Width_Fill_Less_Thickness(thickness), target.Width, "Width");
Assert.AreEqual(Expected_Height_Start_End, target.Height, "Height");
}
