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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 // All things regarding compile time constant expressions. | 4 // All things regarding compile time constant expressions. |
5 | 5 |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 | 7 |
8 abstract class Roman { | 8 abstract class Roman { |
9 static const I = 1; | 9 static const I = 1; |
10 static const II = 2; | 10 static const II = 2; |
11 static const III = 3; | 11 static const III = 3; |
12 static const IV = 4; | 12 static const IV = 4; |
13 static const V = 5; | 13 static const V = 5; |
14 | 14 |
15 static const VivaItalia = const {"green": 1, "red": 3, "white": 2}; | 15 static const VivaItalia = const {"green": 1, "red": 3, "white": 2}; |
16 } | 16 } |
17 | 17 |
18 | |
19 class Point { | 18 class Point { |
20 static const int zero = 0; | 19 static const int zero = 0; |
21 | 20 |
22 static const origin = const Point(0, 0); | 21 static const origin = const Point(0, 0); |
23 static const origin2 = const Point(zero, Roman.IV - 4); | 22 static const origin2 = const Point(zero, Roman.IV - 4); |
24 | 23 |
25 const Point(x, y) : x_= x, y_ = y; | 24 const Point(x, y) |
26 const Point.X(x) : x_ = x, y_ = Roman.V - Roman.II - 3; | 25 : x_ = x, |
| 26 y_ = y; |
| 27 const Point.X(x) |
| 28 : x_ = x, |
| 29 y_ = Roman.V - Roman.II - 3; |
27 | 30 |
28 bool operator ==(final Point other) { | 31 bool operator ==(final Point other) { |
29 return (this.x_ == other.x_) && (this.y_ == other.y_); | 32 return (this.x_ == other.x_) && (this.y_ == other.y_); |
30 } | 33 } |
31 | 34 |
32 final int x_, y_; | 35 final int x_, y_; |
33 } | 36 } |
34 | 37 |
35 | |
36 class Line { | 38 class Line { |
37 const Line(Point begin, Point end) : beg_ = begin, end_ = end; | 39 const Line(Point begin, Point end) |
| 40 : beg_ = begin, |
| 41 end_ = end; |
38 final Point beg_; | 42 final Point beg_; |
39 final Point end_; | 43 final Point end_; |
40 } | 44 } |
41 | 45 |
| 46 class CTConstTest { |
| 47 static int getZero() { |
| 48 return 0; |
| 49 } |
42 | 50 |
43 class CTConstTest { | |
44 static int getZero() { return 0; } | |
45 static const naught = null; | 51 static const naught = null; |
46 | 52 |
47 static testMain() { | 53 static testMain() { |
48 Expect.equals(0, Point.zero); | 54 Expect.equals(0, Point.zero); |
49 Expect.equals(0, Point.origin.x_); | 55 Expect.equals(0, Point.origin.x_); |
50 Expect.equals(true, identical(Point.origin, Point.origin2)); | 56 Expect.equals(true, identical(Point.origin, Point.origin2)); |
51 var p1 = const Point(0, 0); | 57 var p1 = const Point(0, 0); |
52 Expect.equals(true, identical(Point.origin, p1)); | 58 Expect.equals(true, identical(Point.origin, p1)); |
53 | 59 |
54 Expect.equals(false, Point.origin == const Point(1, 1)); | 60 Expect.equals(false, Point.origin == const Point(1, 1)); |
55 Expect.equals(false, identical(Point.origin, const Point(1, 1))); | 61 Expect.equals(false, identical(Point.origin, const Point(1, 1))); |
56 | 62 |
57 var p2 = new Point(0, getZero()); | 63 var p2 = new Point(0, getZero()); |
58 Expect.equals(true, Point.origin == p2); // Point.operator== | 64 Expect.equals(true, Point.origin == p2); // Point.operator== |
59 | 65 |
60 Expect.equals(true, identical(const Point.X(5), const Point(5, 0))); | 66 Expect.equals(true, identical(const Point.X(5), const Point(5, 0))); |
61 | 67 |
62 Line l1 = const Line(Point.origin, const Point(1, 1)); | 68 Line l1 = const Line(Point.origin, const Point(1, 1)); |
63 Line l2 = const Line(const Point(0, 0), const Point(1, 1)); | 69 Line l2 = const Line(const Point(0, 0), const Point(1, 1)); |
64 Line l3 = new Line(const Point(0, 0), const Point(1, 1)); | 70 Line l3 = new Line(const Point(0, 0), const Point(1, 1)); |
65 Expect.equals(true, identical(l1, l2)); | 71 Expect.equals(true, identical(l1, l2)); |
66 | 72 |
67 final evenNumbers = const <int>[2, 2*2, 2*3, 2*4, 2*5]; | 73 final evenNumbers = const <int>[2, 2 * 2, 2 * 3, 2 * 4, 2 * 5]; |
68 Expect.equals(true, !identical(evenNumbers, const [2, 4, 6, 8, 10])); | 74 Expect.equals(true, !identical(evenNumbers, const [2, 4, 6, 8, 10])); |
69 | 75 |
70 final c11dGermany1 = const {"black": 1, "red": 2, "yellow": 3}; | 76 final c11dGermany1 = const {"black": 1, "red": 2, "yellow": 3}; |
71 Expect.equals(true, | 77 Expect.equals(true, |
72 identical(c11dGermany1, const {"black": 1, "red": 2, "yellow": 3})); | 78 identical(c11dGermany1, const {"black": 1, "red": 2, "yellow": 3})); |
73 | 79 |
74 final c11dGermany2 = const {"black": 1, "red": 2, "yellow": 3}; | 80 final c11dGermany2 = const {"black": 1, "red": 2, "yellow": 3}; |
75 Expect.equals(true, identical(c11dGermany1, c11dGermany2)); | 81 Expect.equals(true, identical(c11dGermany1, c11dGermany2)); |
76 | 82 |
77 final c11dBelgium = const {"black": 1, "yellow": 2, "red": 3}; | 83 final c11dBelgium = const {"black": 1, "yellow": 2, "red": 3}; |
78 Expect.equals(false, c11dGermany1 == c11dBelgium); | 84 Expect.equals(false, c11dGermany1 == c11dBelgium); |
79 Expect.equals(false, identical(c11dGermany1, c11dBelgium)); | 85 Expect.equals(false, identical(c11dGermany1, c11dBelgium)); |
80 | 86 |
81 final c11dItaly = const {"green": 1, "red": 3, "white": 2}; | 87 final c11dItaly = const {"green": 1, "red": 3, "white": 2}; |
82 Expect.equals(true, | 88 Expect.equals( |
83 identical(c11dItaly, const {"green": 1, "red": 3, "white": 2})); | 89 true, identical(c11dItaly, const {"green": 1, "red": 3, "white": 2})); |
84 Expect.equals(true, identical(c11dItaly, Roman.VivaItalia)); | 90 Expect.equals(true, identical(c11dItaly, Roman.VivaItalia)); |
85 | 91 |
86 Expect.equals(3, c11dItaly.length); | 92 Expect.equals(3, c11dItaly.length); |
87 Expect.equals(3, c11dItaly.keys.length); | 93 Expect.equals(3, c11dItaly.keys.length); |
88 Expect.equals(true, c11dItaly.containsKey("white")); | 94 Expect.equals(true, c11dItaly.containsKey("white")); |
89 Expect.equals(false, c11dItaly.containsKey("black")); | 95 Expect.equals(false, c11dItaly.containsKey("black")); |
90 | 96 |
91 // Make sure the map object is immutable. | 97 // Make sure the map object is immutable. |
92 bool caughtException = false; | 98 bool caughtException = false; |
93 try { | 99 try { |
(...skipping 22 matching lines...) Expand all Loading... |
116 Expect.equals(true, caughtException); | 122 Expect.equals(true, caughtException); |
117 Expect.equals(1, c11dItaly["green"]); | 123 Expect.equals(1, c11dItaly["green"]); |
118 | 124 |
119 Expect.equals(true, null == naught); | 125 Expect.equals(true, null == naught); |
120 } | 126 } |
121 } | 127 } |
122 | 128 |
123 main() { | 129 main() { |
124 CTConstTest.testMain(); | 130 CTConstTest.testMain(); |
125 } | 131 } |
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