1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
using System;
using System.Threading;
using operator_overloadNamespace;
public class runme
{
static void Main()
{
Op.sanity_check();
{
Op op = new Op(100);
Op opNew = op++;
if (op.i != 101) throw new Exception("operator++ postfix failed (op)");
if (opNew.i != 100) throw new Exception("operator++ postfix failed (opNew)");
}
{
Op op = new Op(100);
Op opNew = op--;
if (op.i != 99) throw new Exception("operator-- postfix failed (op)");
if (opNew.i != 100) throw new Exception("operator-- postfix failed (opNew)");
}
{
Op op = new Op(100);
Op opNew = ++op;
if (op.i != 101) throw new Exception("operator++ prefix failed (op)");
if (opNew.i != 101) throw new Exception("operator++ prefix failed (opNew)");
}
{
Op op = new Op(100);
Op opNew = --op;
if (op.i != 99) throw new Exception("operator-- prefix failed (op)");
if (opNew.i != 99) throw new Exception("operator-- prefix failed (opNew)");
}
// overloaded operator class
Op k = new OpDerived(3);
int check_k = k.IntCast();
Assert(check_k == 6);
// operator== handling
{
Op op = new Op(100);
Op op100 = new Op(100);
Op op101 = new Op(101);
bool isEqual = op == op100;
if (!isEqual) throw new Exception("operator== failed (op == op100)");
isEqual = op100 == op;
if (!isEqual) throw new Exception("operator== failed (op100 == op)");
isEqual = op == op101;
if (isEqual) throw new Exception("operator== failed (op == op101)");
isEqual = op101 == op;
if (isEqual) throw new Exception("operator== failed (op101 == op)");
Op opRef = op;
isEqual = op == opRef;
if (!isEqual) throw new Exception("operator== failed (op == opRef)");
isEqual = opRef == op;
if (!isEqual) throw new Exception("operator== failed (opRef == op)");
isEqual = op == null;
if (isEqual) throw new Exception("operator== failed (op == null)");
isEqual = null == op;
if (isEqual) throw new Exception("operator== failed (null == op)");
}
}
public static void Assert(bool b) {
if (!b)
throw new Exception("Assertion failed");
}
}
|
