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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
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. | |
4 | |
5 class OperatorTest { | |
6 static int i1, i2; | |
7 | |
8 OperatorTest() {} | |
9 | |
10 static testMain() { | |
11 var op1 = new Operator(1); | |
12 var op2 = new Operator(2); | |
13 Expect.equals(3, op1 + op2); | |
14 Expect.equals(-1, op1 - op2); | |
15 Expect.equals(0.5, op1 / op2); | |
16 Expect.equals(0, op1 ~/ op2); | |
17 Expect.equals(2, op1 * op2); | |
18 Expect.equals(1, op1 % op2); | |
19 Expect.equals(true, !(op1 == op2)); | |
20 Expect.equals(true, op1 < op2); | |
21 Expect.equals(true, !(op1 > op2)); | |
22 Expect.equals(true, op1 <= op2); | |
23 Expect.equals(true, !(op1 >= op2)); | |
24 Expect.equals(3, (op1 | op2)); | |
25 Expect.equals(3, (op1 ^ op2)); | |
26 Expect.equals(0, (op1 & op2)); | |
27 Expect.equals(4, (op1 << op2)); | |
28 Expect.equals(0, (op1 >> op2)); | |
29 Expect.equals(~1, ~op1); | |
30 Expect.equals(-1, -op1); | |
31 | |
32 op1.value += op2.value; | |
33 Expect.equals(3, op1.value); | |
34 | |
35 op2.value += (op2.value += op2.value); | |
36 Expect.equals(6, op2.value); | |
37 | |
38 op2.value -= (op2.value -= op2.value); | |
39 Expect.equals(6, op2.value); | |
40 | |
41 op1.value = op2.value = 42; | |
42 Expect.equals(42, op1.value); | |
43 Expect.equals(42, op2.value); | |
44 | |
45 i1 = i2 = 42; | |
46 Expect.equals(42, i1); | |
47 Expect.equals(42, i2); | |
48 i1 += 7; | |
49 Expect.equals(49, i1); | |
50 i1 += (i2 = 17); | |
51 Expect.equals(66, i1); | |
52 Expect.equals(17, i2); | |
53 | |
54 i1 += i2 += 3; | |
55 Expect.equals(86, i1); | |
56 Expect.equals(20, i2); | |
57 } | |
58 } | |
59 | |
60 class Operator { | |
61 int value; | |
62 | |
63 Operator(int i) { | |
64 value = i; | |
65 } | |
66 | |
67 operator +(Operator other) { | |
68 return value + other.value; | |
69 } | |
70 | |
71 operator -(Operator other) { | |
72 return value - other.value; | |
73 } | |
74 | |
75 operator /(Operator other) { | |
76 return value / other.value; | |
77 } | |
78 | |
79 operator *(Operator other) { | |
80 return value * other.value; | |
81 } | |
82 | |
83 operator %(Operator other) { | |
84 return value % other.value; | |
85 } | |
86 | |
87 operator ==(Operator other) { | |
88 return value == other.value; | |
89 } | |
90 | |
91 operator <(Operator other) { | |
92 return value < other.value; | |
93 } | |
94 | |
95 operator >(Operator other) { | |
96 return value > other.value; | |
97 } | |
98 | |
99 operator <=(Operator other) { | |
100 return value <= other.value; | |
101 } | |
102 | |
103 operator >=(Operator other) { | |
104 return value >= other.value; | |
105 } | |
106 | |
107 operator |(Operator other) { | |
108 return value | other.value; | |
109 } | |
110 | |
111 operator ^(Operator other) { | |
112 return value ^ other.value; | |
113 } | |
114 | |
115 operator &(Operator other) { | |
116 return value & other.value; | |
117 } | |
118 | |
119 operator <<(Operator other) { | |
120 return value << other.value; | |
121 } | |
122 | |
123 operator >>(Operator other) { | |
124 return value >> other.value; | |
125 } | |
126 | |
127 operator ~/(Operator other) { | |
128 return value ~/ other.value; | |
129 } | |
130 | |
131 operator ~() { | |
132 return ~value; | |
133 } | |
134 | |
135 operator negate() { | |
136 return -value; | |
137 } | |
138 } | |
139 | |
140 main() { | |
141 OperatorTest.testMain(); | |
142 } | |
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