blob: 9c56db5c2c95a491c87bfc9fd4b61bd64284e6a2 [file] [log] [blame] [edit]
// 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),
);
});
}