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
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
/*
* BIRD Library -- String Functions Tests
*
* (c) 2015 CZ.NIC z.s.p.o.
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
#include "test/birdtest.h"
#include "lib/string.h"
#define BSPRINTF(nw, res, buf, fmt, ...) \
do { \
int n = bsprintf(buf, fmt, ##__VA_ARGS__); \
bt_assert_msg(n == nw, "fmt=\"%s\" returns n=%d, want %d", fmt, n, nw); \
bt_assert_msg(buf[n] == 0, "fmt=\"%s\" buf[%d] should be \'\\0\', found 0x%02x", fmt, n, buf[n]); \
bt_assert_msg(memcmp(buf, res, nw) == 0, "fmt=\"%s\" writes \"%*s\", want \"%*s\"", fmt, (n < nw ? n : nw), buf, nw, res); \
} while (0)
static int
t_simple(void)
{
char buf[256];
memset(buf, 0xa5, 256);
BSPRINTF(0, "", buf, "", NULL);
BSPRINTF(1, "%", buf, "%%", NULL);
BSPRINTF(2, "%%", buf, "%%%%", NULL);
BSPRINTF(1, "\x00", buf, "%c", 0);
BSPRINTF(1, "@", buf, "@", 64);
BSPRINTF(1, "\xff", buf, "%c", 0xff);
const char *io_error_str = lp_strdup(tmp_linpool, strerror(EIO));
const int io_error_len = strlen(io_error_str);
errno = EIO;
BSPRINTF(io_error_len, io_error_str, buf, "%m");
errno = 0;
BSPRINTF(io_error_len, io_error_str, buf, "%M", EIO);
BSPRINTF(11, "TeSt%StRiNg", buf, "%s", "TeSt%StRiNg");
if (sizeof(void *) == 4)
BSPRINTF(8, "1a15600d", buf, "%p", (void *) 0x1a15600d);
else
BSPRINTF(16, "00000fee1a15600d", buf, "%p", (void *) 0xfee1a15600d);
s64 ln = 0;
BSPRINTF(10, "TeStStRiNg", buf, "TeStS%lntRiNg", &ln);
bt_assert_msg(ln == 5, "fmt=\"TeStS%%lntRiNg\", &ln makes ln=%ld, want 5", ln);
BSPRINTF(2, "%d", buf, "%%d", 1);
BSPRINTF(1, "1", buf, "%d", 1);
BSPRINTF(2, "+1", buf, "%+d", 1);
BSPRINTF(2, " 1", buf, "% d", 1);
BSPRINTF(2, "-1", buf, "%d", -1);
BSPRINTF(11, "-2147483648", buf, "%d", INT32_MIN);
BSPRINTF(10, "2147483647", buf, "%d", INT32_MAX);
BSPRINTF(1, "0", buf, "%u", 0x0);
BSPRINTF(10, "4294967295", buf, "%u", 0xFFFFFFFF);
BSPRINTF(4, "-100", buf, "%ld", (s64) -100);
BSPRINTF(3, "100", buf, "%ld", (s64) 100);
BSPRINTF(20, "-9223372036854775808", buf, "%ld", INT64_MIN);
BSPRINTF(19, "9223372036854775807", buf, "%ld", INT64_MAX);
BSPRINTF(3, "0 8", buf, "%lu %lu", U64(0), U64(8));
BSPRINTF(20, "18446744073709551615", buf, "%lu", UINT64_MAX);
return 1;
}
static int
t_router_id(void)
{
char buf[256];
BSPRINTF(7, "1.2.3.4", buf, "%R", (u32) 0x01020304);
BSPRINTF(15, "240.224.208.192", buf, "%R", (u32) 0xF0E0D0C0);
BSPRINTF(23, "01:02:03:04:05:06:07:08", buf, "%lR", (u64) 0x0102030405060708);
BSPRINTF(23, "f0:e0:d0:c0:b0:a0:90:80", buf, "%lR", (u64) 0xF0E0D0C0B0A09080);
return 1;
}
static int
t_time(void)
{
char buf[256];
BSPRINTF(7, "123.456", buf, "%t", (btime) 123456789);
BSPRINTF(7, "123.456", buf, "%2t", (btime) 123456789);
BSPRINTF(8, " 123.456", buf, "%8t", (btime) 123456789);
BSPRINTF(4, " 123", buf, "%4.0t", (btime) 123456789);
BSPRINTF(8, "123.4567", buf, "%8.4t", (btime) 123456789);
BSPRINTF(9, "0123.4567", buf, "%09.4t", (btime) 123456789);
BSPRINTF(12, " 123.456789", buf, "%12.10t", (btime) 123456789);
BSPRINTF(8, " 123.004", buf, "%8t", (btime) 123004 MS);
return 1;
}
static int
t_bstrcmp(void)
{
bt_assert(bstrcmp("aa", "aa") == 0);
bt_assert(bstrcmp("aa", "bb") < 0);
bt_assert(bstrcmp("bb", "aa") > 0);
bt_assert(bstrcmp(NULL, NULL) == 0);
bt_assert(bstrcmp(NULL, "bb") == -1);
bt_assert(bstrcmp("bb", NULL) == 1);
return 1;
}
static int
t_fmt_order(void)
{
struct fmt_order_tv {
u64 value;
int decimals;
u64 threshold;
const char *expect;
} test_vectors [] = {
{ 9999, 1, 10000, "9999 " },
{ 10001, 1, 10000, "9.8 k" },
{ 10001, 2, 10000, "9.77 k" },
{ 10001, 3, 10000, "9.767 k" },
{ 1048575, 0, 10000, "1024 k" },
{ 1048575, 1, 10000, "1024.0 k" },
{ 1048575, 2, 10000, "1024.00 k" },
{ 1048575, 3, 10000, "1023.999 k" },
{ 1048575, 4, 10000, "1023.9990 k" },
{ 1048575, 5, 10000, "1023.99902 k" },
{ 1048575, 6, 10000, "1023.999023 k" },
{ 1048575, 0, 1000, "1 M" },
{ 1048575, 1, 1000, "1.0 M" },
{ 1048575, 2, 1000, "1.00 M" },
{ 1048575, 3, 1000, "1.000 M" },
{ 1048575, 4, 1000, "1.0000 M" },
{ 1048575, 5, 1000, "1.00000 M" },
{ 1048575, 6, 1000, "0.999999 M" },
{ 1048577, 6, 10000, "1024.000977 k" },
{ 1048577, 6, 1000, "1.000001 M" },
{ 1048577, 6, 100, "1.000001 M" },
{ 1048577, 6, 10, "1.000001 M" },
{ 1048577, 6, 1, "1.000001 M" },
{ 10000000000000, 6, 10000, "9313.225746 G" },
{ 10000000000000, 6, 1000, "9.094947 T" },
{ 123456789123456789, 0, 1000, "110 P" },
{ 123456789123456789, 4, 1000, "109.6517 P" },
{ 123456789123456789, 7, 1000, "109.6516559 P" },
{ 1234567890123456789, 0, 1000, "1 E" },
{ 1234567890123456789, 1, 1000, "1.1 E" },
{ 1234567890123456789, 2, 1000, "1.07 E" },
{ 1234567890123456789, 3, 1000, "1.071 E" },
{ 1234567890123456789, 4, 1000, "1.0708 E" },
{ 1234567890123456789, 5, 1000, "1.07082 E" },
{ 1234567890123456789, 6, 1000, "1.070817 E" },
{ 1234567890123456789, 7, 1000, "1.0708170 E" },
{ 9444732965739290427U, 3, 1000, "8.192 E" },
{ 9444732965739290427U, 6, 1000, "8.192000 E" },
{ 18446744073709551615U, 2, 1000, "16.00 E" },
};
for (int i = 0; i < (int)ARRAY_SIZE(test_vectors); i++)
{
const char *result = fmt_order(test_vectors[i].value, test_vectors[i].decimals, test_vectors[i].threshold);
const char *expect = test_vectors[i].expect;
bt_assert_msg(strncmp(result, expect, strlen(expect)) == 0,
"case %d, result \"%s\", expect \"%s\"", i, result, expect);
}
return 1;
}
int
main(int argc, char *argv[])
{
bt_init(argc, argv);
bt_test_suite(t_simple, "printf without varargs");
bt_test_suite(t_router_id, "print router id");
bt_test_suite(t_time, "print time");
bt_test_suite(t_bstrcmp, "bstrcmp");
bt_test_suite(t_fmt_order, "fmt_order");
return bt_exit_value();
}
|
