dtor.pass.cpp revision b64f8b07c104c6cc986570ac8ee0ed16a9f23976 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <ios>
11
12// class ios_base
13
14// ~ios_base()
15
16#include <ios>
17#include <string>
18#include <locale>
19#include <cassert>
20
21class test
22    : public std::ios
23{
24public:
25    test()
26    {
27        init(0);
28    }
29};
30
31bool f1_called = false;
32bool f2_called = false;
33bool f3_called = false;
34
35void f1(std::ios_base::event ev, std::ios_base& stream, int index)
36{
37    if (ev == std::ios_base::erase_event)
38    {
39        assert(!f1_called);
40        assert( f2_called);
41        assert( f3_called);
42        assert(stream.getloc().name() == "C");
43        assert(index == 4);
44        f1_called = true;
45    }
46}
47
48void f2(std::ios_base::event ev, std::ios_base& stream, int index)
49{
50    if (ev == std::ios_base::erase_event)
51    {
52        assert(!f1_called);
53        assert(!f2_called);
54        assert( f3_called);
55        assert(stream.getloc().name() == "C");
56        assert(index == 5);
57        f2_called = true;
58    }
59}
60
61void f3(std::ios_base::event ev, std::ios_base& stream, int index)
62{
63    if (ev == std::ios_base::erase_event)
64    {
65        assert(!f1_called);
66        assert(!f2_called);
67        assert(!f3_called);
68        assert(stream.getloc().name() == "C");
69        assert(index == 6);
70        f3_called = true;
71    }
72}
73
74int main()
75{
76    {
77        test t;
78        std::ios_base& b = t;
79        b.register_callback(f1, 4);
80        b.register_callback(f2, 5);
81        b.register_callback(f3, 6);
82    }
83    assert(f1_called);
84    assert(f2_called);
85    assert(f3_called);
86}
87