1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <string.h>
4 #include <errno.h>
5 #include "test.h"
6
7 /* r = place to store result
8 * f = function call to test (or any expression)
9 * x = expected result
10 * m = message to print on failure (with formats for r & x)
11 **/
12
13 #define TEST(r, f, x, m) ( \
14 errno = 0, msg = #f, ((r) = (f)) == (x) || \
15 (t_error("%s failed (" m ")\n", #f, r, x), 0) )
16
17 #define TEST2(r, f, x, m) ( \
18 ((r) = (f)) == (x) || \
19 (t_error("%s failed (" m ")\n", msg, r, x), 0) )
20
main(void)21 int main(void)
22 {
23 int i;
24 long l;
25 unsigned long ul;
26 long long ll;
27 unsigned long long ull;
28 char *msg="";
29 char *s, *c;
30
31 TEST(l, atol("2147483647"), 2147483647L, "max 32bit signed %ld != %ld");
32 TEST(l, strtol("2147483647", 0, 0), 2147483647L, "max 32bit signed %ld != %ld");
33 TEST(ul, strtoul("4294967295", 0, 0), 4294967295UL, "max 32bit unsigned %lu != %lu");
34
35 if (sizeof(long) == 4) {
36 TEST(l, strtol(s="2147483648", &c, 0), 2147483647L, "uncaught overflow %ld != %ld");
37 TEST2(i, c-s, 10, "wrong final position %d != %d");
38 TEST2(i, errno, ERANGE, "missing errno %d != %d");
39 TEST(l, strtol(s="-2147483649", &c, 0), -2147483647L-1, "uncaught overflow %ld != %ld");
40 TEST2(i, c-s, 11, "wrong final position %d != %d");
41 TEST2(i, errno, ERANGE, "missing errno %d != %d");
42 TEST(ul, strtoul(s="4294967296", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu");
43 TEST2(i, c-s, 10, "wrong final position %d != %d");
44 TEST2(i, errno, ERANGE, "missing errno %d != %d");
45 TEST(ul, strtoul(s="-1", &c, 0), -1UL, "rejected negative %lu != %lu");
46 TEST2(i, c-s, 2, "wrong final position %d != %d");
47 TEST2(i, errno, 0, "spurious errno %d != %d");
48 TEST(ul, strtoul(s="-2", &c, 0), -2UL, "rejected negative %lu != %lu");
49 TEST2(i, c-s, 2, "wrong final position %d != %d");
50 TEST2(i, errno, 0, "spurious errno %d != %d");
51 TEST(ul, strtoul(s="-2147483648", &c, 0), -2147483648UL, "rejected negative %lu != %lu");
52 TEST2(i, c-s, 11, "wrong final position %d != %d");
53 TEST2(i, errno, 0, "spurious errno %d != %d");
54 TEST(ul, strtoul(s="-2147483649", &c, 0), -2147483649UL, "rejected negative %lu != %lu");
55 TEST2(i, c-s, 11, "wrong final position %d != %d");
56 TEST2(i, errno, 0, "spurious errno %d != %d");
57 TEST(ul, strtoul(s="-4294967296", &c, 0), 4294967295UL, "uncaught negative overflow %lu != %lu");
58 TEST2(i, c-s, 11, "wrong final position %d != %d");
59 TEST2(i, errno, ERANGE, "spurious errno %d != %d");
60 } else if (sizeof(long) == 8) {
61 TEST(l, strtol(s="9223372036854775808", &c, 0), 9223372036854775807L, "uncaught overflow %ld != %ld");
62 TEST2(i, c-s, 19, "wrong final position %d != %d");
63 TEST2(i, errno, ERANGE, "missing errno %d != %d");
64 TEST(l, strtol(s="-9223372036854775809", &c, 0), -9223372036854775807L-1, "uncaught overflow %ld != %ld");
65 TEST2(i, c-s, 20, "wrong final position %d != %d");
66 TEST2(i, errno, ERANGE, "missing errno %d != %d");
67 TEST(ul, strtoul(s="18446744073709551616", &c, 0), 18446744073709551615UL, "uncaught overflow %lu != %lu");
68 TEST2(i, c-s, 20, "wrong final position %d != %d");
69 TEST2(i, errno, ERANGE, "missing errno %d != %d");
70 TEST(ul, strtoul(s="-1", &c, 0), -1UL, "rejected negative %lu != %lu");
71 TEST2(i, c-s, 2, "wrong final position %d != %d");
72 TEST2(i, errno, 0, "spurious errno %d != %d");
73 TEST(ul, strtoul(s="-2", &c, 0), -2UL, "rejected negative %lu != %lu");
74 TEST2(i, c-s, 2, "wrong final position %d != %d");
75 TEST2(i, errno, 0, "spurious errno %d != %d");
76 TEST(ul, strtoul(s="-9223372036854775808", &c, 0), -9223372036854775808UL, "rejected negative %lu != %lu");
77 TEST2(i, c-s, 20, "wrong final position %d != %d");
78 TEST2(i, errno, 0, "spurious errno %d != %d");
79 TEST(ul, strtoul(s="-9223372036854775809", &c, 0), -9223372036854775809UL, "rejected negative %lu != %lu");
80 TEST2(i, c-s, 20, "wrong final position %d != %d");
81 TEST2(i, errno, 0, "spurious errno %d != %d");
82 TEST(ul, strtoul(s="-18446744073709551616", &c, 0), 18446744073709551615UL, "uncaught negative overflow %lu != %lu");
83 TEST2(i, c-s, 21, "wrong final position %d != %d");
84 TEST2(i, errno, ERANGE, "spurious errno %d != %d");
85 } else {
86 t_error("sizeof(long) == %d, not implemented\n", (int)sizeof(long));
87 }
88
89 if (sizeof(long long) == 8) {
90 TEST(ll, strtoll(s="9223372036854775808", &c, 0), 9223372036854775807LL, "uncaught overflow %lld != %lld");
91 TEST2(i, c-s, 19, "wrong final position %d != %d");
92 TEST2(i, errno, ERANGE, "missing errno %d != %d");
93 TEST(ll, strtoll(s="-9223372036854775809", &c, 0), -9223372036854775807LL-1, "uncaught overflow %lld != %lld");
94 TEST2(i, c-s, 20, "wrong final position %d != %d");
95 TEST2(i, errno, ERANGE, "missing errno %d != %d");
96 TEST(ull, strtoull(s="18446744073709551616", &c, 0), 18446744073709551615ULL, "uncaught overflow %llu != %llu");
97 TEST2(i, c-s, 20, "wrong final position %d != %d");
98 TEST2(i, errno, ERANGE, "missing errno %d != %d");
99 TEST(ull, strtoull(s="-1", &c, 0), -1ULL, "rejected negative %llu != %llu");
100 TEST2(i, c-s, 2, "wrong final position %d != %d");
101 TEST2(i, errno, 0, "spurious errno %d != %d");
102 TEST(ull, strtoull(s="-2", &c, 0), -2ULL, "rejected negative %llu != %llu");
103 TEST2(i, c-s, 2, "wrong final position %d != %d");
104 TEST2(i, errno, 0, "spurious errno %d != %d");
105 TEST(ull, strtoull(s="-9223372036854775808", &c, 0), -9223372036854775808ULL, "rejected negative %llu != %llu");
106 TEST2(i, c-s, 20, "wrong final position %d != %d");
107 TEST2(i, errno, 0, "spurious errno %d != %d");
108 TEST(ull, strtoull(s="-9223372036854775809", &c, 0), -9223372036854775809ULL, "rejected negative %llu != %llu");
109 TEST2(i, c-s, 20, "wrong final position %d != %d");
110 TEST2(i, errno, 0, "spurious errno %d != %d");
111 TEST(ull, strtoull(s="-18446744073709551616", &c, 0), 18446744073709551615ULL, "uncaught negative overflow %llu != %llu");
112 TEST2(i, c-s, 21, "wrong final position %d != %d");
113 TEST2(i, errno, ERANGE, "spurious errno %d != %d");
114 } else {
115 t_error("sizeof(long long) == %d, not implemented\n", (int)sizeof(long long));
116 }
117
118 TEST(l, strtol("z", 0, 36), 35, "%ld != %ld");
119 TEST(l, strtol("00010010001101000101011001111000", 0, 2), 0x12345678, "%ld != %ld");
120 TEST(l, strtol(s="0F5F", &c, 16), 0x0f5f, "%ld != %ld");
121
122 TEST(l, strtol(s="0xz", &c, 16), 0, "%ld != %ld");
123 TEST2(i, c-s, 1, "wrong final position %ld != %ld");
124
125 TEST(l, strtol(s="0x1234", &c, 16), 0x1234, "%ld != %ld");
126 TEST2(i, c-s, 6, "wrong final position %ld != %ld");
127
128 c = NULL;
129 TEST(l, strtol(s="123", &c, 37), 0, "%ld != %ld");
130 TEST2(i, c-s, 0, "wrong final position %d != %d");
131 TEST2(i, errno, EINVAL, "%d != %d");
132
133 TEST(l, strtol(s=" 15437", &c, 8), 015437, "%ld != %ld");
134 TEST2(i, c-s, 7, "wrong final position %d != %d");
135
136 TEST(l, strtol(s=" 1", &c, 0), 1, "%ld != %ld");
137 TEST2(i, c-s, 3, "wrong final position %d != %d");
138 return t_status;
139 }
140