1 #include <inttypes.h>
2 #include <stdlib.h>
3 #include <stdio.h>
4 #include <string.h>
5 
6 #define TEST(r, f, x, m) uassert_int_equal(f, x)
7 #define TEST2(r, f, x, m) uassert_int_equal(f, x)
8 #define TEST3(r, f, x, m) uassert_int_not_equal(f, x)
9 
10 #include <utest.h>
11 #define ERANGE          34
12 #define EINVAL          22
13 
strtol_entry(void)14 int strtol_entry(void)
15 {
16     __attribute__((unused)) int i;
17     __attribute__((unused)) long l;
18     __attribute__((unused)) unsigned long ul;
19     __attribute__((unused)) long long ll;
20     __attribute__((unused)) unsigned long long ull;
21     __attribute__((unused)) char *msg = "";
22     __attribute__((unused)) char *s, *c;
23 
24     TEST(l, atol("2147483647"), 2147483647L, "max 32bit signed %ld != %ld");
25     TEST(l, strtol("2147483647", 0, 0), 2147483647L, "max 32bit signed %ld != %ld");
26     TEST(ul, strtoul("4294967295", 0, 0), 4294967295UL, "max 32bit unsigned %lu != %lu");
27 
28     if (sizeof(long) == 4)
29     {
30         TEST(l, strtol(s = "2147483648", &c, 0), 2147483647L, "uncaught overflow %ld != %ld");
31         TEST2(i, c - s, 10, "wrong final position %d != %d");
32         TEST(l, strtol(s = "-2147483649", &c, 0), -2147483647L - 1, "uncaught overflow %ld != %ld");
33         TEST2(i, c - s, 11, "wrong final position %d != %d");
34         TEST(ul, strtoul(s = "4294967296", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu");
35         TEST2(i, c - s, 10, "wrong final position %d != %d");
36         TEST(ul, strtoul(s = "-1", &c, 0), -1UL, "rejected negative %lu != %lu");
37         TEST2(i, c - s, 2, "wrong final position %d != %d");
38         TEST(ul, strtoul(s = "-2", &c, 0), -2UL, "rejected negative %lu != %lu");
39         TEST2(i, c - s, 2, "wrong final position %d != %d");
40         TEST(ul, strtoul(s = "-2147483648", &c, 0), -2147483648UL, "rejected negative %lu != %lu");
41         TEST2(i, c - s, 11, "wrong final position %d != %d");
42         TEST(ul, strtoul(s = "-2147483649", &c, 0), -2147483649UL, "rejected negative %lu != %lu");
43         TEST2(i, c - s, 11, "wrong final position %d != %d");
44         TEST(ul, strtoul(s = "-4294967296", &c, 0), 4294967295UL, "uncaught negative overflow %lu != %lu");
45         TEST2(i, c - s, 11, "wrong final position %d != %d");
46     }
47     else if (sizeof(long) == 8)
48     {
49         TEST(l, strtol(s = "9223372036854775808", &c, 0), 9223372036854775807L, "uncaught overflow %ld != %ld");
50         TEST2(i, c - s, 19, "wrong final position %d != %d");
51         TEST(l, strtol(s = "-9223372036854775809", &c, 0), -9223372036854775807L - 1, "uncaught overflow %ld != %ld");
52         TEST2(i, c - s, 20, "wrong final position %d != %d");
53         TEST(ul, strtoul(s = "18446744073709551616", &c, 0), 18446744073709551615UL, "uncaught overflow %lu != %lu");
54         TEST2(i, c - s, 20, "wrong final position %d != %d");
55         TEST(ul, strtoul(s = "-1", &c, 0), -1UL, "rejected negative %lu != %lu");
56         TEST2(i, c - s, 2, "wrong final position %d != %d");
57         TEST(ul, strtoul(s = "-2", &c, 0), -2UL, "rejected negative %lu != %lu");
58         TEST2(i, c - s, 2, "wrong final position %d != %d");
59         TEST(ul, strtoul(s = "-9223372036854775808", &c, 0), -9223372036854775808UL, "rejected negative %lu != %lu");
60         TEST2(i, c - s, 20, "wrong final position %d != %d");
61         TEST(ul, strtoul(s = "-9223372036854775809", &c, 0), -9223372036854775809UL, "rejected negative %lu != %lu");
62         TEST2(i, c - s, 20, "wrong final position %d != %d");
63         TEST(ul, strtoul(s = "-18446744073709551616", &c, 0), 18446744073709551615UL, "uncaught negative overflow %lu != %lu");
64         TEST2(i, c - s, 21, "wrong final position %d != %d");
65     }
66     else
67     {
68         printf("sizeof(long) == %d, not implemented\n", (int)sizeof(long));
69     }
70 
71     if (sizeof(long long) == 8)
72     {
73         TEST(ll, strtoll(s = "9223372036854775808", &c, 0), 9223372036854775807LL, "uncaught overflow %lld != %lld");
74         TEST2(i, c - s, 19, "wrong final position %d != %d");
75         TEST(ll, strtoll(s = "-9223372036854775809", &c, 0), -9223372036854775807LL - 1, "uncaught overflow %lld != %lld");
76         TEST2(i, c - s, 20, "wrong final position %d != %d");
77         TEST(ull, strtoull(s = "18446744073709551616", &c, 0), 18446744073709551615ULL, "uncaught overflow %llu != %llu");
78         TEST2(i, c - s, 20, "wrong final position %d != %d");
79         TEST(ull, strtoull(s = "-1", &c, 0), -1ULL, "rejected negative %llu != %llu");
80         TEST2(i, c - s, 2, "wrong final position %d != %d");
81         TEST(ull, strtoull(s = "-2", &c, 0), -2ULL, "rejected negative %llu != %llu");
82         TEST2(i, c - s, 2, "wrong final position %d != %d");
83         TEST(ull, strtoull(s = "-9223372036854775808", &c, 0), -9223372036854775808ULL, "rejected negative %llu != %llu");
84         TEST2(i, c - s, 20, "wrong final position %d != %d");
85         TEST(ull, strtoull(s = "-9223372036854775809", &c, 0), -9223372036854775809ULL, "rejected negative %llu != %llu");
86         TEST2(i, c - s, 20, "wrong final position %d != %d");
87         TEST(ull, strtoull(s = "-18446744073709551616", &c, 0), 18446744073709551615ULL, "uncaught negative overflow %llu != %llu");
88         TEST2(i, c - s, 21, "wrong final position %d != %d");
89     }
90     else
91     {
92         printf("sizeof(long long) == %d, not implemented\n", (int)sizeof(long long));
93     }
94 
95     TEST(l, strtol("z", 0, 36), 35L, "%ld != %ld");
96     TEST(l, strtol("00010010001101000101011001111000", 0, 2), 0x12345678L, "%ld != %ld");
97     TEST(l, strtol(s = "0F5F", &c, 16), 0x0f5fL, "%ld != %ld");
98 
99     TEST(l, strtol(s = "0xz", &c, 16), 0L, "%ld != %ld");
100     TEST2(i, c - s, 1, "wrong final position %ld != %ld");
101 
102     TEST(l, strtol(s = "0x1234", &c, 16), 0x1234, "%ld != %ld");
103     TEST2(i, c - s, 6, "wrong final position %ld != %ld");
104 
105     c = NULL;
106     TEST3(l, strtol(s = "123", &c, 36), 0, "%ld != %ld");
107     TEST3(i, c - s, 0, "wrong final position %d != %d");
108 
109     TEST(l, strtol(s = "  15437", &c, 8), 015437, "%ld != %ld");
110     TEST2(i, c - s, 7, "wrong final position %d != %d");
111 
112     TEST(l, strtol(s = "  1", &c, 0), 1, "%ld != %ld");
113     TEST2(i, c - s, 3, "wrong final position %d != %d");
114     return 0;
115 }
test_strtol(void)116 static void test_strtol(void)
117 {
118     strtol_entry();
119 }
testcase(void)120 static void testcase(void)
121 {
122     UTEST_UNIT_RUN(test_strtol);
123 }
124 UTEST_TC_EXPORT(testcase, "posix.stdlib_h.strtol_tc.c", RT_NULL, RT_NULL, 10);
125 
126