import 'package:sky/rendering.dart'; import 'package:test/test.dart'; import 'rendering_tester.dart'; void main() { test('RenderPositionedBox expands', () { RenderConstrainedBox sizer = new RenderConstrainedBox( additionalConstraints: new BoxConstraints.tight(new Size(100.0, 100.0)), child: new RenderDecoratedBox(decoration: new BoxDecoration()) ); RenderPositionedBox positioner = new RenderPositionedBox(child: sizer); layout(positioner, constraints: new BoxConstraints.loose(new Size(200.0, 200.0))); expect(positioner.size.width, equals(200.0), reason: "positioner width"); expect(positioner.size.height, equals(200.0), reason: "positioner height"); }); test('RenderPositionedBox shrink wraps', () { RenderConstrainedBox sizer = new RenderConstrainedBox( additionalConstraints: new BoxConstraints.tight(new Size(100.0, 100.0)), child: new RenderDecoratedBox(decoration: new BoxDecoration()) ); RenderPositionedBox positioner = new RenderPositionedBox(child: sizer, shrinkWrap: ShrinkWrap.width); layout(positioner, constraints: new BoxConstraints.loose(new Size(200.0, 200.0))); expect(positioner.size.width, equals(100.0), reason: "positioner width"); expect(positioner.size.height, equals(200.0), reason: "positioner height"); positioner.shrinkWrap = ShrinkWrap.height; pumpFrame(); expect(positioner.size.width, equals(200.0), reason: "positioner width"); expect(positioner.size.height, equals(100.0), reason: "positioner height"); positioner.shrinkWrap = ShrinkWrap.both; pumpFrame(); expect(positioner.size.width, equals(100.0), reason: "positioner width"); expect(positioner.size.height, equals(100.0), reason: "positioner height"); }); }