flutter/packages/unit/test/rendering/stack_test.dart
Adam Barth ccd00bc5c2 Migrate sky/tests/layout to sky/unit/test
Also, I've organized the tests by the render object they're testing.
2015-08-21 10:01:58 -07:00

41 lines
1.1 KiB
Dart

import 'package:sky/rendering.dart';
import 'package:test/test.dart';
import 'layout_utils.dart';
void main() {
test('Stack can layout with top, right, bottom, left 0.0', () {
RenderBox size = new RenderConstrainedBox(
additionalConstraints: new BoxConstraints.tight(const Size(100.0, 100.0)));
RenderBox red = new RenderDecoratedBox(
decoration: new BoxDecoration(
backgroundColor: const Color(0xFFFF0000)
),
child: size);
RenderBox green = new RenderDecoratedBox(
decoration: new BoxDecoration(
backgroundColor: const Color(0xFFFF0000)
));
RenderBox stack = new RenderStack(children: [red, green]);
(green.parentData as StackParentData)
..top = 0.0
..right = 0.0
..bottom = 0.0
..left = 0.0;
layout(stack, constraints: const BoxConstraints());
expect(stack.size.width, equals(100.0));
expect(stack.size.height, equals(100.0));
expect(red.size.width, equals(100.0));
expect(red.size.height, equals(100.0));
expect(green.size.width, equals(100.0));
expect(green.size.height, equals(100.0));
});
}