blob: cd78de65111770f822b1b96eeb3680d852591733 [file] [log] [blame]
// 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/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
test('RelativeRect.==', () {
const RelativeRect r = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
expect(r, RelativeRect.fromSize(const Rect.fromLTWH(10.0, 20.0, 0.0, 0.0), const Size(40.0, 60.0)));
});
test('RelativeRect.fromDirectional', () {
final RelativeRect r1 = RelativeRect.fromDirectional(
textDirection: TextDirection.ltr,
start: 10.0,
top: 20.0,
end: 30.0,
bottom: 40.0,
);
final RelativeRect r2 = RelativeRect.fromDirectional(
textDirection: TextDirection.rtl,
start: 10.0,
top: 20.0,
end: 30.0,
bottom: 40.0,
);
expect(r1, const RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0));
expect(r2, const RelativeRect.fromLTRB(30.0, 20.0, 10.0, 40.0));
});
test('RelativeRect.shift', () {
const RelativeRect r1 = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
final RelativeRect r2 = r1.shift(const Offset(5.0, 50.0));
expect(r2, const RelativeRect.fromLTRB(15.0, 70.0, 25.0, -10.0));
});
test('RelativeRect.inflate', () {
const RelativeRect r1 = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
final RelativeRect r2 = r1.inflate(5.0);
expect(r2, const RelativeRect.fromLTRB(5.0, 15.0, 25.0, 35.0));
});
test('RelativeRect.deflate', () {
const RelativeRect r1 = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
final RelativeRect r2 = r1.deflate(5.0);
expect(r2, const RelativeRect.fromLTRB(15.0, 25.0, 35.0, 45.0));
});
test('RelativeRect.intersect', () {
const RelativeRect r1 = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
const RelativeRect r2 = RelativeRect.fromLTRB(0.0, 30.0, 60.0, 0.0);
final RelativeRect r3 = r1.intersect(r2);
final RelativeRect r4 = r2.intersect(r1);
expect(r3, r4);
expect(r3, const RelativeRect.fromLTRB(10.0, 30.0, 60.0, 40.0));
});
test('RelativeRect.toRect', () {
const RelativeRect r1 = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
final Rect r2 = r1.toRect(const Rect.fromLTRB(10.0, 20.0, 90.0, 180.0));
expect(r2, const Rect.fromLTRB(10.0, 20.0, 50.0, 120.0));
});
test('RelativeRect.toSize', () {
const RelativeRect r1 = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
final Size r2 = r1.toSize(const Size(80.0, 160.0));
expect(r2, const Size(40.0, 100.0));
});
test('RelativeRect.lerp', () {
const RelativeRect r1 = RelativeRect.fill;
const RelativeRect r2 = RelativeRect.fromLTRB(10.0, 20.0, 30.0, 40.0);
final RelativeRect r3 = RelativeRect.lerp(r1, r2, 0.5)!;
expect(r3, const RelativeRect.fromLTRB(5.0, 10.0, 15.0, 20.0));
});
}