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
|
/* Boolector: Satisfiability Modulo Theories (SMT) solver.
*
* Copyright (C) 2007-2021 by the authors listed in the AUTHORS file.
*
* This file is part of Boolector.
* See COPYING for more information on using this software.
*/
#include "test.h"
extern "C" {
#include "utils/btorutil.h"
}
TEST (TestUtil, is_power_of_2)
{
ASSERT_TRUE (btor_util_is_power_of_2 (1));
ASSERT_TRUE (btor_util_is_power_of_2 (2));
ASSERT_TRUE (!btor_util_is_power_of_2 (3));
ASSERT_TRUE (btor_util_is_power_of_2 (4));
ASSERT_TRUE (!btor_util_is_power_of_2 (5));
ASSERT_TRUE (!btor_util_is_power_of_2 (6));
ASSERT_TRUE (!btor_util_is_power_of_2 (7));
ASSERT_TRUE (btor_util_is_power_of_2 (8));
ASSERT_TRUE (btor_util_is_power_of_2 (16));
ASSERT_TRUE (btor_util_is_power_of_2 (32));
ASSERT_TRUE (btor_util_is_power_of_2 (64));
ASSERT_TRUE (btor_util_is_power_of_2 (128));
ASSERT_TRUE (btor_util_is_power_of_2 (256));
}
TEST (TestUtil, log_2)
{
ASSERT_EQ (btor_util_log_2 (1), 0u);
ASSERT_EQ (btor_util_log_2 (2), 1u);
ASSERT_EQ (btor_util_log_2 (4), 2u);
ASSERT_EQ (btor_util_log_2 (8), 3u);
ASSERT_EQ (btor_util_log_2 (16), 4u);
ASSERT_EQ (btor_util_log_2 (32), 5u);
ASSERT_EQ (btor_util_log_2 (64), 6u);
ASSERT_EQ (btor_util_log_2 (128), 7u);
ASSERT_EQ (btor_util_log_2 (256), 8u);
}
TEST (TestUtil, pow_2)
{
ASSERT_EQ (btor_util_pow_2 (0), 1);
ASSERT_EQ (btor_util_pow_2 (1), 2);
ASSERT_EQ (btor_util_pow_2 (2), 4);
ASSERT_EQ (btor_util_pow_2 (3), 8);
ASSERT_EQ (btor_util_pow_2 (4), 16);
ASSERT_EQ (btor_util_pow_2 (5), 32);
ASSERT_EQ (btor_util_pow_2 (6), 64);
ASSERT_EQ (btor_util_pow_2 (7), 128);
ASSERT_EQ (btor_util_pow_2 (8), 256);
}
TEST (TestUtil, next_power_of_2)
{
ASSERT_EQ (btor_util_next_power_of_2 (1), 1);
ASSERT_EQ (btor_util_next_power_of_2 (2), 2);
ASSERT_EQ (btor_util_next_power_of_2 (3), 4);
ASSERT_EQ (btor_util_next_power_of_2 (4), 4);
ASSERT_EQ (btor_util_next_power_of_2 (5), 8);
ASSERT_EQ (btor_util_next_power_of_2 (6), 8);
ASSERT_EQ (btor_util_next_power_of_2 (7), 8);
ASSERT_EQ (btor_util_next_power_of_2 (8), 8);
ASSERT_EQ (btor_util_next_power_of_2 (9), 16);
ASSERT_EQ (btor_util_next_power_of_2 (10), 16);
ASSERT_EQ (btor_util_next_power_of_2 (11), 16);
ASSERT_EQ (btor_util_next_power_of_2 (12), 16);
ASSERT_EQ (btor_util_next_power_of_2 (13), 16);
ASSERT_EQ (btor_util_next_power_of_2 (14), 16);
ASSERT_EQ (btor_util_next_power_of_2 (15), 16);
ASSERT_EQ (btor_util_next_power_of_2 (16), 16);
ASSERT_EQ (btor_util_next_power_of_2 (520), 1024);
ASSERT_EQ (btor_util_next_power_of_2 (990), 1024);
ASSERT_EQ (btor_util_next_power_of_2 (4095), 4096);
ASSERT_EQ (btor_util_next_power_of_2 (22376), 32768);
ASSERT_EQ (btor_util_next_power_of_2 (111712), 131072);
ASSERT_EQ (btor_util_next_power_of_2 (1000000000), 1073741824);
}
TEST (TestUtil, num_digits)
{
ASSERT_EQ (btor_util_num_digits (0), 1u);
ASSERT_EQ (btor_util_num_digits (1), 1u);
ASSERT_EQ (btor_util_num_digits (5), 1u);
ASSERT_EQ (btor_util_num_digits (11), 2u);
ASSERT_EQ (btor_util_num_digits (99), 2u);
ASSERT_EQ (btor_util_num_digits (100), 3u);
ASSERT_EQ (btor_util_num_digits (1024), 4u);
ASSERT_EQ (btor_util_num_digits (10001), 5u);
ASSERT_EQ (btor_util_num_digits (100343), 6u);
ASSERT_EQ (btor_util_num_digits (2343443), 7u);
}
|
