| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'package:flutter/painting.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| import 'common_matchers.dart'; |
| |
| void main() { |
| test('CircleBorder defaults', () { |
| const CircleBorder border = CircleBorder(); |
| expect(border.side, BorderSide.none); |
| expect(border.eccentricity, 0.0); |
| }); |
| |
| test('CircleBorder getInnerPath and getOuterPath', () { |
| const Rect circleRect = Rect.fromLTWH(50, 0, 100, 100); |
| const Rect rect = Rect.fromLTWH(0, 0, 200, 100); |
| |
| expect(const CircleBorder().getInnerPath(rect).getBounds(), circleRect); |
| expect(const CircleBorder().getOuterPath(rect).getBounds(), circleRect); |
| |
| const CircleBorder oval = CircleBorder(eccentricity: 1.0); |
| expect(oval.getOuterPath(rect).getBounds(), rect); |
| expect(oval.getInnerPath(rect).getBounds(), rect); |
| |
| const CircleBorder o10 = CircleBorder(side: BorderSide(width: 10.0), eccentricity: 1.0); |
| expect(o10.getOuterPath(rect).getBounds(), Offset.zero & const Size(200, 100)); |
| expect(o10.getInnerPath(rect).getBounds(), const Offset(10, 10) & const Size(180, 80)); |
| }); |
| |
| test('CircleBorder copyWith, ==, hashCode', () { |
| expect(const CircleBorder(), const CircleBorder().copyWith()); |
| expect(const CircleBorder().hashCode, const CircleBorder().copyWith().hashCode); |
| expect(const CircleBorder(eccentricity: 0.5).hashCode, const CircleBorder().copyWith(eccentricity: 0.5).hashCode); |
| const BorderSide side = BorderSide(width: 10.0, color: Color(0xff123456)); |
| expect(const CircleBorder().copyWith(side: side), const CircleBorder(side: side)); |
| }); |
| |
| test('CircleBorder', () { |
| const CircleBorder c10 = CircleBorder(side: BorderSide(width: 10.0)); |
| const CircleBorder c15 = CircleBorder(side: BorderSide(width: 15.0)); |
| const CircleBorder c20 = CircleBorder(side: BorderSide(width: 20.0)); |
| expect(c10.dimensions, const EdgeInsets.all(10.0)); |
| expect(c10.scale(2.0), c20); |
| expect(c20.scale(0.5), c10); |
| expect(ShapeBorder.lerp(c10, c20, 0.0), c10); |
| expect(ShapeBorder.lerp(c10, c20, 0.5), c15); |
| expect(ShapeBorder.lerp(c10, c20, 1.0), c20); |
| expect(c10.getInnerPath(Rect.fromCircle(center: Offset.zero, radius: 1.0).inflate(10.0)), isUnitCircle); |
| expect(c10.getOuterPath(Rect.fromCircle(center: Offset.zero, radius: 1.0)), isUnitCircle); |
| expect( |
| (Canvas canvas) => c10.paint(canvas, const Rect.fromLTWH(10.0, 20.0, 30.0, 40.0)), |
| paints |
| ..circle(x: 25.0, y: 40.0, radius: 10.0, strokeWidth: 10.0), |
| ); |
| }); |
| } |