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Side by Side Diff: tests/lib/math/rectangle_test.dart

Issue 25623002: Move Point and Rect over to dart:math, to be re-exported by dart:html. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 7 years, 2 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 library rect_test; 5 library rect_test;
6 6
7 import 'dart:html'; 7 import 'dart:math';
8 import '../../pkg/unittest/lib/unittest.dart'; 8 import 'package:unittest/unittest.dart';
9 import '../../pkg/unittest/lib/html_config.dart';
10 9
11 main() { 10 main() {
12 useHtmlConfiguration(); 11 Rectangle createRectangle(List<num> a) {
13 12 return a != null ? new Rectangle(a[0], a[1], a[2] - a[0], a[3] - a[1]) : nul l;
floitsch 2013/10/02 08:54:09 long line.
Emily Fortuna 2013/10/02 18:32:40 Done.
14 Rect createRect(List<num> a) {
15 return a != null ? new Rect(a[0], a[1], a[2] - a[0], a[3] - a[1]) : null;
16 } 13 }
17 14
18 test('construction', () { 15 test('construction', () {
19 var r0 = new Rect(10, 20, 30, 40); 16 var r0 = new Rectangle(10, 20, 30, 40);
20 expect(r0.toString(), '(10, 20, 30, 40)'); 17 expect(r0.toString(), '(10, 20, 30, 40)');
21 expect(r0.right, 40); 18 expect(r0.right, 40);
22 expect(r0.bottom, 60); 19 expect(r0.bottom, 60);
23 20
24 var r1 = new Rect.fromPoints(r0.topLeft, r0.bottomRight); 21 var r1 = new Rectangle.fromPoints(r0.topLeft, r0.bottomRight);
25 expect(r1, r0); 22 expect(r1, r0);
26 23
27 var r2 = new Rect.fromPoints(r0.bottomRight, r0.topLeft); 24 var r2 = new Rectangle.fromPoints(r0.bottomRight, r0.topLeft);
28 expect(r2, r0); 25 expect(r2, r0);
29 }); 26 });
30 27
31 test('intersection', () { 28 test('intersection', () {
32 var tests = [ 29 var tests = [
33 [[10, 10, 20, 20], [15, 15, 25, 25], [15, 15, 20, 20]], 30 [[10, 10, 20, 20], [15, 15, 25, 25], [15, 15, 20, 20]],
34 [[10, 10, 20, 20], [20, 0, 30, 10], [20, 10, 20, 10]], 31 [[10, 10, 20, 20], [20, 0, 30, 10], [20, 10, 20, 10]],
35 [[0, 0, 1, 1], [10, 11, 12, 13], null], 32 [[0, 0, 1, 1], [10, 11, 12, 13], null],
36 [[11, 12, 98, 99], [22, 23, 34, 35], [22, 23, 34, 35]]]; 33 [[11, 12, 98, 99], [22, 23, 34, 35], [22, 23, 34, 35]]];
37 34
38 for (var test in tests) { 35 for (var test in tests) {
39 var r0 = createRect(test[0]); 36 var r0 = createRectangle(test[0]);
40 var r1 = createRect(test[1]); 37 var r1 = createRectangle(test[1]);
41 var expected = createRect(test[2]); 38 var expected = createRectangle(test[2]);
42 39
43 expect(r0.intersection(r1), expected); 40 expect(r0.intersection(r1), expected);
44 expect(r1.intersection(r0), expected); 41 expect(r1.intersection(r0), expected);
45 } 42 }
46 }); 43 });
47 44
48 test('intersects', () { 45 test('intersects', () {
49 var r0 = new Rect(10, 10, 20, 20); 46 var r0 = new Rectangle(10, 10, 20, 20);
50 var r1 = new Rect(15, 15, 25, 25); 47 var r1 = new Rectangle(15, 15, 25, 25);
51 var r2 = new Rect(0, 0, 1, 1); 48 var r2 = new Rectangle(0, 0, 1, 1);
52 49
53 expect(r0.intersects(r1), isTrue); 50 expect(r0.intersects(r1), isTrue);
54 expect(r1.intersects(r0), isTrue); 51 expect(r1.intersects(r0), isTrue);
55 52
56 expect(r0.intersects(r2), isFalse); 53 expect(r0.intersects(r2), isFalse);
57 expect(r2.intersects(r0), isFalse); 54 expect(r2.intersects(r0), isFalse);
58 }); 55 });
59 56
60 test('union', () { 57 test('union', () {
61 var tests = [ 58 var tests = [
62 [[10, 10, 20, 20], [15, 15, 25, 25], [10, 10, 25, 25]], 59 [[10, 10, 20, 20], [15, 15, 25, 25], [10, 10, 25, 25]],
63 [[10, 10, 20, 20], [20, 0, 30, 10], [10, 0, 30, 20]], 60 [[10, 10, 20, 20], [20, 0, 30, 10], [10, 0, 30, 20]],
64 [[0, 0, 1, 1], [10, 11, 12, 13], [0, 0, 12, 13]], 61 [[0, 0, 1, 1], [10, 11, 12, 13], [0, 0, 12, 13]],
65 [[11, 12, 98, 99], [22, 23, 34, 35], [11, 12, 98, 99]]]; 62 [[11, 12, 98, 99], [22, 23, 34, 35], [11, 12, 98, 99]]];
66 63
67 for (var test in tests) { 64 for (var test in tests) {
68 var r0 = createRect(test[0]); 65 var r0 = createRectangle(test[0]);
69 var r1 = createRect(test[1]); 66 var r1 = createRectangle(test[1]);
70 var expected = createRect(test[2]); 67 var expected = createRectangle(test[2]);
71 68
72 expect(r0.union(r1), expected); 69 expect(r0.union(r1), expected);
73 expect(r1.union(r0), expected); 70 expect(r1.union(r0), expected);
74 } 71 }
75 }); 72 });
76 73
77 test('containsRect', () { 74 test('containsRectangle', () {
78 var r = new Rect(-10, 0, 20, 10); 75 var r = new Rectangle(-10, 0, 20, 10);
79 expect(r.containsRect(r), isTrue); 76 expect(r.contains(r), isTrue);
80 77
81 expect(r.containsRect( 78 expect(r.contains(
82 new Rect(double.NAN, double.NAN, double.NAN, double.NAN)), isFalse); 79 new Rectangle(double.NAN, double.NAN, double.NAN, double.NAN)), isFalse) ;
83 80
84 var r2 = new Rect(0, 2, 5, 5); 81 var r2 = new Rectangle(0, 2, 5, 5);
85 expect(r.containsRect(r2), isTrue); 82 expect(r.contains(r2), isTrue);
86 expect(r2.containsRect(r), isFalse); 83 expect(r2.contains(r), isFalse);
87 84
88 r2 = new Rect(-11, 2, 5, 5); 85 r2 = new Rectangle(-11, 2, 5, 5);
89 expect(r.containsRect(r2), isFalse); 86 expect(r.contains(r2), isFalse);
90 r2 = new Rect(0, 2, 15, 5); 87 r2 = new Rectangle(0, 2, 15, 5);
91 expect(r.containsRect(r2), isFalse); 88 expect(r.contains(r2), isFalse);
92 r2 = new Rect(0, 2, 5, 10); 89 r2 = new Rectangle(0, 2, 5, 10);
93 expect(r.containsRect(r2), isFalse); 90 expect(r.contains(r2), isFalse);
94 r2 = new Rect(0, 0, 5, 10); 91 r2 = new Rectangle(0, 0, 5, 10);
95 expect(r.containsRect(r2), isTrue); 92 expect(r.contains(r2), isTrue);
96 }); 93 });
97 94
98 test('containsPoint', () { 95 test('containsPoint', () {
99 var r = new Rect(20, 40, 60, 80); 96 var r = new Rectangle(20, 40, 60, 80);
100 97
101 // Test middle. 98 // Test middle.
102 expect(r.containsPoint(new Point(50, 80)), isTrue); 99 expect(r.containsPoint(new Point(50, 80)), isTrue);
103 100
104 // Test edges. 101 // Test edges.
105 expect(r.containsPoint(new Point(20, 40)), isTrue); 102 expect(r.containsPoint(new Point(20, 40)), isTrue);
106 expect(r.containsPoint(new Point(50, 40)), isTrue); 103 expect(r.containsPoint(new Point(50, 40)), isTrue);
107 expect(r.containsPoint(new Point(80, 40)), isTrue); 104 expect(r.containsPoint(new Point(80, 40)), isTrue);
108 expect(r.containsPoint(new Point(80, 80)), isTrue); 105 expect(r.containsPoint(new Point(80, 80)), isTrue);
109 expect(r.containsPoint(new Point(80, 120)), isTrue); 106 expect(r.containsPoint(new Point(80, 120)), isTrue);
110 expect(r.containsPoint(new Point(50, 120)), isTrue); 107 expect(r.containsPoint(new Point(50, 120)), isTrue);
111 expect(r.containsPoint(new Point(20, 120)), isTrue); 108 expect(r.containsPoint(new Point(20, 120)), isTrue);
112 expect(r.containsPoint(new Point(20, 80)), isTrue); 109 expect(r.containsPoint(new Point(20, 80)), isTrue);
113 110
114 // Test outside. 111 // Test outside.
115 expect(r.containsPoint(new Point(0, 0)), isFalse); 112 expect(r.containsPoint(new Point(0, 0)), isFalse);
116 expect(r.containsPoint(new Point(50, 0)), isFalse); 113 expect(r.containsPoint(new Point(50, 0)), isFalse);
117 expect(r.containsPoint(new Point(100, 0)), isFalse); 114 expect(r.containsPoint(new Point(100, 0)), isFalse);
118 expect(r.containsPoint(new Point(100, 80)), isFalse); 115 expect(r.containsPoint(new Point(100, 80)), isFalse);
119 expect(r.containsPoint(new Point(100, 160)), isFalse); 116 expect(r.containsPoint(new Point(100, 160)), isFalse);
120 expect(r.containsPoint(new Point(50, 160)), isFalse); 117 expect(r.containsPoint(new Point(50, 160)), isFalse);
121 expect(r.containsPoint(new Point(0, 160)), isFalse); 118 expect(r.containsPoint(new Point(0, 160)), isFalse);
122 expect(r.containsPoint(new Point(0, 80)), isFalse); 119 expect(r.containsPoint(new Point(0, 80)), isFalse);
123 }); 120 });
124 121
125 test('ceil', () { 122 test('ceil', () {
126 var rect = new Rect(11.4, 26.6, 17.8, 9.2); 123 var rect = new Rectangle(11.4, 26.6, 17.8, 9.2);
127 expect(rect.ceil(), new Rect(12.0, 27.0, 18.0, 10.0)); 124 expect(rect.ceil(), new Rectangle(12.0, 27.0, 18.0, 10.0));
128 }); 125 });
129 126
130 test('floor', () { 127 test('floor', () {
131 var rect = new Rect(11.4, 26.6, 17.8, 9.2); 128 var rect = new Rectangle(11.4, 26.6, 17.8, 9.2);
132 expect(rect.floor(), new Rect(11.0, 26.0, 17.0, 9.0)); 129 expect(rect.floor(), new Rectangle(11.0, 26.0, 17.0, 9.0));
133 }); 130 });
134 131
135 test('round', () { 132 test('round', () {
136 var rect = new Rect(11.4, 26.6, 17.8, 9.2); 133 var rect = new Rectangle(11.4, 26.6, 17.8, 9.2);
137 expect(rect.round(), new Rect(11.0, 27.0, 18.0, 9.0)); 134 expect(rect.round(), new Rectangle(11.0, 27.0, 18.0, 9.0));
138 }); 135 });
139 136
140 test('toInt', () { 137 test('truncate', () {
141 var rect = new Rect(11.4, 26.6, 17.8, 9.2); 138 var rect = new Rectangle(11.4, 26.6, 17.8, 9.2);
142 var b = rect.toInt(); 139 var b = rect.truncate();
143 expect(b, new Rect(11, 26, 17, 9)); 140 expect(b, new Rectangle(11, 26, 17, 9));
144 141
145 expect(b.left is int, isTrue); 142 expect(b.left is int, isTrue);
146 expect(b.top is int, isTrue); 143 expect(b.top is int, isTrue);
147 expect(b.width is int, isTrue); 144 expect(b.width is int, isTrue);
148 expect(b.height is int, isTrue); 145 expect(b.height is int, isTrue);
149 }); 146 });
150 147
151 test('hashCode', () { 148 test('hashCode', () {
152 var a = new Rect(0, 1, 2, 3); 149 var a = new Rectangle(0, 1, 2, 3);
153 var b = new Rect(0, 1, 2, 3); 150 var b = new Rectangle(0, 1, 2, 3);
154 expect(a.hashCode, b.hashCode); 151 expect(a.hashCode, b.hashCode);
155 152
156 var c = new Rect(1, 0, 2, 3); 153 var c = new Rectangle(1, 0, 2, 3);
157 expect(a.hashCode == c.hashCode, isFalse); 154 expect(a.hashCode == c.hashCode, isFalse);
158 }); 155 });
159 } 156 }
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