shape_border_test.dart 9.58 KB
Newer Older
Ian Hickson's avatar
Ian Hickson committed
1
// Copyright 2014 The Flutter Authors. All rights reserved.
Ian Hickson's avatar
Ian Hickson committed
2 3 4
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

5 6
// @dart = 2.8

Ian Hickson's avatar
Ian Hickson committed
7 8 9 10 11 12 13
import 'package:flutter/painting.dart';
import 'package:flutter_test/flutter_test.dart';

import '../rendering/mock_canvas.dart';

void main() {
  test('Compound borders', () {
14 15
    final Border b1 = Border.all(color: const Color(0xFF00FF00));
    final Border b2 = Border.all(color: const Color(0xFF0000FF));
Ian Hickson's avatar
Ian Hickson committed
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
    expect(
      (b1 + b2).toString(),
      'Border.all(BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
      'Border.all(BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid))',
    );
    expect(
      (b1 + (b2 + b2)).toString(),
      'Border.all(BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
      'Border.all(BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid))',
    );
    expect(
      ((b1 + b2) + b2).toString(),
      'Border.all(BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
      'Border.all(BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid))',
    );
    expect((b1 + b2) + b2, b1 + (b2 + b2));
    expect(
      (b1 + b2).scale(3.0).toString(),
      'Border.all(BorderSide(Color(0xff00ff00), 3.0, BorderStyle.solid)) + '
      'Border.all(BorderSide(Color(0xff0000ff), 3.0, BorderStyle.solid))',
    );
    expect(
      (b1 + b2).scale(0.0).toString(),
      'Border.all(BorderSide(Color(0xff00ff00), 0.0, BorderStyle.none)) + '
      'Border.all(BorderSide(Color(0xff0000ff), 0.0, BorderStyle.none))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 0.0).toString(),
      'Border.all(BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid)) + '
      'Border.all(BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 0.25).toString(),
      'Border.all(BorderSide(Color(0xff003fbf), 1.0, BorderStyle.solid)) + '
      'Border.all(BorderSide(Color(0xff00bf3f), 1.0, BorderStyle.solid))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 0.5).toString(),
      'Border.all(BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid)) + '
      'Border.all(BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 1.0).toString(),
      'Border.all(BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
60
      'Border.all(BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid))',
Ian Hickson's avatar
Ian Hickson committed
61 62
    );
    expect((b1 + b2).dimensions, const EdgeInsets.all(2.0));
Dan Field's avatar
Dan Field committed
63
    const Rect rect = Rect.fromLTRB(11.0, 15.0, 299.0, 175.0);
Ian Hickson's avatar
Ian Hickson committed
64 65
    expect((Canvas canvas) => (b1 + b2).paint(canvas, rect), paints
      ..rect(rect: rect.deflate(0.5), color: b2.top.color)
66
      ..rect(rect: rect.deflate(1.5), color: b1.top.color),
Ian Hickson's avatar
Ian Hickson committed
67 68 69 70 71
    );
    expect((b1 + b2 + b1).dimensions, const EdgeInsets.all(3.0));
    expect((Canvas canvas) => (b1 + b2 + b1).paint(canvas, rect), paints
      ..rect(rect: rect.deflate(0.5), color: b1.top.color)
      ..rect(rect: rect.deflate(1.5), color: b2.top.color)
72
      ..rect(rect: rect.deflate(2.5), color: b1.top.color),
Ian Hickson's avatar
Ian Hickson committed
73 74
    );
  });
Ian Hickson's avatar
Ian Hickson committed
75 76

  test('Compound borders', () {
77 78 79 80
    const BorderSide side1 = BorderSide(color: Color(0xFF00FF00));
    const BorderSide side2 = BorderSide(color: Color(0xFF0000FF));
    const BorderDirectional b1 = BorderDirectional(top: side1, start: side1, end: side1, bottom: side1);
    const BorderDirectional b2 = BorderDirectional(top: side2, start: side2, end: side2, bottom: side2);
Ian Hickson's avatar
Ian Hickson committed
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124
    expect(
      (b1 + b2).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
      'BorderDirectional(top: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid))',
    );
    expect(
      (b1 + (b2 + b2)).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
      'BorderDirectional(top: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid), start: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid), end: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid), bottom: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid))',
    );
    expect(
      ((b1 + b2) + b2).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
      'BorderDirectional(top: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid), start: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid), end: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid), bottom: BorderSide(Color(0xff0000ff), 2.0, BorderStyle.solid))',
    );
    expect((b1 + b2) + b2, b1 + (b2 + b2));
    expect(
      (b1 + b2).scale(3.0).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff00ff00), 3.0, BorderStyle.solid), start: BorderSide(Color(0xff00ff00), 3.0, BorderStyle.solid), end: BorderSide(Color(0xff00ff00), 3.0, BorderStyle.solid), bottom: BorderSide(Color(0xff00ff00), 3.0, BorderStyle.solid)) + '
      'BorderDirectional(top: BorderSide(Color(0xff0000ff), 3.0, BorderStyle.solid), start: BorderSide(Color(0xff0000ff), 3.0, BorderStyle.solid), end: BorderSide(Color(0xff0000ff), 3.0, BorderStyle.solid), bottom: BorderSide(Color(0xff0000ff), 3.0, BorderStyle.solid))',
    );
    expect(
      (b1 + b2).scale(0.0).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff00ff00), 0.0, BorderStyle.none), start: BorderSide(Color(0xff00ff00), 0.0, BorderStyle.none), end: BorderSide(Color(0xff00ff00), 0.0, BorderStyle.none), bottom: BorderSide(Color(0xff00ff00), 0.0, BorderStyle.none)) + '
      'BorderDirectional(top: BorderSide(Color(0xff0000ff), 0.0, BorderStyle.none), start: BorderSide(Color(0xff0000ff), 0.0, BorderStyle.none), end: BorderSide(Color(0xff0000ff), 0.0, BorderStyle.none), bottom: BorderSide(Color(0xff0000ff), 0.0, BorderStyle.none))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 0.0).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid)) + '
      'BorderDirectional(top: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 0.25).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff003fbf), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff003fbf), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff003fbf), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff003fbf), 1.0, BorderStyle.solid)) + '
      'BorderDirectional(top: BorderSide(Color(0xff00bf3f), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff00bf3f), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff00bf3f), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff00bf3f), 1.0, BorderStyle.solid))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 0.5).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid)) + '
      'BorderDirectional(top: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff007f7f), 1.0, BorderStyle.solid))',
    );
    expect(
      ShapeBorder.lerp(b2 + b1, b1 + b2, 1.0).toString(),
      'BorderDirectional(top: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff00ff00), 1.0, BorderStyle.solid)) + '
125
      'BorderDirectional(top: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), start: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), end: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid), bottom: BorderSide(Color(0xff0000ff), 1.0, BorderStyle.solid))',
Ian Hickson's avatar
Ian Hickson committed
126 127
    );
    expect((b1 + b2).dimensions, const EdgeInsetsDirectional.fromSTEB(2.0, 2.0, 2.0, 2.0));
Dan Field's avatar
Dan Field committed
128
    const Rect rect = Rect.fromLTRB(11.0, 15.0, 299.0, 175.0);
Ian Hickson's avatar
Ian Hickson committed
129 130
    expect((Canvas canvas) => (b1 + b2).paint(canvas, rect, textDirection: TextDirection.rtl), paints
      ..rect(rect: rect.deflate(0.5), color: b2.top.color)
131
      ..rect(rect: rect.deflate(1.5), color: b1.top.color),
Ian Hickson's avatar
Ian Hickson committed
132 133 134 135 136
    );
    expect((b1 + b2 + b1).dimensions, const EdgeInsetsDirectional.fromSTEB(3.0, 3.0, 3.0, 3.0));
    expect((Canvas canvas) => (b1 + b2 + b1).paint(canvas, rect, textDirection: TextDirection.rtl), paints
      ..rect(rect: rect.deflate(0.5), color: b1.top.color)
      ..rect(rect: rect.deflate(1.5), color: b2.top.color)
137
      ..rect(rect: rect.deflate(2.5), color: b1.top.color),
Ian Hickson's avatar
Ian Hickson committed
138 139
    );
  });
Ian Hickson's avatar
Ian Hickson committed
140
}