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
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
/***************************************************************************
* tests/containers/test_queue.cpp
*
* Part of the STXXL. See http://stxxl.sourceforge.net
*
* Copyright (C) 2005 Roman Dementiev <dementiev@ira.uka.de>
* Copyright (C) 2009 Andreas Beckmann <beckmann@cs.uni-frankfurt.de>
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
**************************************************************************/
// stxxl::queue contains deprecated funtions
#define STXXL_NO_DEPRECATED 1
#include <queue>
#include <stxxl/queue>
typedef unsigned my_type;
template <class q1type, class q2type>
void check(const q1type& q1, const q2type& q2)
{
STXXL_CHECK(q1.empty() == q2.empty());
STXXL_CHECK(q1.size() == q2.size());
if (!q1.empty())
{
if (q1.front() != q2.front() || q1.back() != q2.back())
STXXL_MSG(q1.size() << ": (" << q1.front() << ", " << q1.back() << ") (" << q2.front() << ", " << q2.back() << ")" << (q1.front() == q2.front() ? "" : " FRONT"));
STXXL_CHECK(q1.front() == q2.front());
STXXL_CHECK(q1.back() == q2.back());
}
}
// forced instantiation
template class stxxl::queue<my_type>;
int main()
{
#if 1
//stxxl::set_seed(424648671); // works fine with a single disk, fails with two disks
STXXL_MSG("SEED=" << stxxl::get_next_seed());
stxxl::srandom_number32(stxxl::get_next_seed());
stxxl::random_number32_r rnd;
#else
//stxxl::ran32State = 1028675152; // fails with two disks
STXXL_MSG("ran32State=" << stxxl::ran32State);
stxxl::random_number32 rnd;
#endif
unsigned cnt;
STXXL_MSG("Elements in a block: " << stxxl::queue<my_type>::block_type::size);
// FIXME: can this be raised to recommended (3, 2) without breaking "Testing special case 4" or any other tests?
stxxl::queue<my_type> xqueue(2, 2, -1);
std::queue<my_type> squeue;
check(xqueue, squeue);
STXXL_MSG("Testing special case 4");
cnt = stxxl::queue<my_type>::block_type::size;
while (cnt--)
{
my_type val = rnd();
xqueue.push(val);
squeue.push(val);
check(xqueue, squeue);
}
cnt = stxxl::queue<my_type>::block_type::size;
while (cnt--)
{
xqueue.pop();
squeue.pop();
check(xqueue, squeue);
}
STXXL_MSG("Testing other cases ");
cnt = 100 * stxxl::queue<my_type>::block_type::size;
while (cnt--)
{
if ((cnt % 1000000) == 0)
STXXL_MSG("Operations left: " << cnt << " queue size " << squeue.size());
int rndtmp = rnd() % 3;
if (rndtmp > 0 || squeue.empty())
{
my_type val = rnd();
xqueue.push(val);
squeue.push(val);
check(xqueue, squeue);
}
else
{
xqueue.pop();
squeue.pop();
check(xqueue, squeue);
}
}
while (!squeue.empty())
{
if ((cnt++ % 1000000) == 0)
STXXL_MSG("Operations: " << cnt << " queue size " << squeue.size());
int rndtmp = rnd() % 4;
if (rndtmp >= 3)
{
my_type val = rnd();
xqueue.push(val);
squeue.push(val);
check(xqueue, squeue);
}
else
{
xqueue.pop();
squeue.pop();
check(xqueue, squeue);
}
}
cnt = 10 * stxxl::queue<my_type>::block_type::size;
while (cnt--)
{
if ((cnt % 1000000) == 0)
STXXL_MSG("Operations left: " << cnt << " queue size " << squeue.size());
int rndtmp = rnd() % 3;
if (rndtmp > 0 || squeue.empty())
{
my_type val = rnd();
xqueue.push(val);
squeue.push(val);
check(xqueue, squeue);
}
else
{
xqueue.pop();
squeue.pop();
check(xqueue, squeue);
}
}
typedef stxxl::queue<my_type>::block_type block_type;
stxxl::read_write_pool<block_type> pool(5, 5);
stxxl::queue<my_type> xqueue1(pool, -1);
std::queue<my_type> squeue1;
cnt = 10 * stxxl::queue<my_type>::block_type::size;
while (cnt--)
{
if ((cnt % 1000000) == 0)
STXXL_MSG("Operations left: " << cnt << " queue size " << squeue1.size());
int rndtmp = rnd() % 3;
if (rndtmp > 0 || squeue1.empty())
{
my_type val = rnd();
xqueue1.push(val);
squeue1.push(val);
check(xqueue1, squeue1);
}
else
{
xqueue1.pop();
squeue1.pop();
check(xqueue1, squeue1);
}
}
{
// test proper destruction of a single-block queue
stxxl::queue<int> q;
q.push(42);
}
return 0;
}
|
