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Commit | Line | Data |
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b1a173f7 UD |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
ef3a0fcd | 3 | #include <string.h> |
b1a173f7 UD |
4 | #include <time.h> |
5 | ||
6 | ||
7 | static struct | |
8 | { | |
9 | const char *fmt; | |
10 | size_t min; | |
11 | size_t max; | |
12 | } tests[] = | |
13 | { | |
14 | { "%2000Y", 2000, 4000 }, | |
15 | { "%02000Y", 2000, 4000 }, | |
16 | { "%_2000Y", 2000, 4000 }, | |
17 | { "%-2000Y", 2000, 4000 }, | |
18 | }; | |
19 | #define ntests (sizeof (tests) / sizeof (tests[0])) | |
20 | ||
21 | ||
22 | static int | |
23 | do_test (void) | |
24 | { | |
25 | size_t cnt; | |
26 | int result = 0; | |
27 | ||
28 | time_t tnow = time (NULL); | |
29 | struct tm *now = localtime (&tnow); | |
30 | ||
31 | for (cnt = 0; cnt < ntests; ++cnt) | |
32 | { | |
33 | size_t size = 0; | |
34 | int res; | |
35 | char *buf = NULL; | |
36 | ||
37 | do | |
38 | { | |
39 | size += 500; | |
40 | buf = (char *) realloc (buf, size); | |
41 | if (buf == NULL) | |
42 | { | |
43 | puts ("out of memory"); | |
44 | exit (1); | |
45 | } | |
46 | ||
47 | res = strftime (buf, size, tests[cnt].fmt, now); | |
48 | if (res != 0) | |
49 | break; | |
50 | } | |
51 | while (size < tests[cnt].max); | |
52 | ||
53 | if (res == 0) | |
54 | { | |
55 | printf ("%Zu: %s: res == 0 despite size == %Zu\n", | |
56 | cnt, tests[cnt].fmt, size); | |
57 | result = 1; | |
58 | } | |
59 | else if (size < tests[cnt].min) | |
60 | { | |
61 | printf ("%Zu: %s: size == %Zu was enough\n", | |
62 | cnt, tests[cnt].fmt, size); | |
63 | result = 1; | |
64 | } | |
65 | else | |
66 | printf ("%Zu: %s: size == %Zu: OK\n", cnt, tests[cnt].fmt, size); | |
67 | ||
68 | free (buf); | |
69 | } | |
70 | ||
ef3a0fcd UD |
71 | struct tm ttm = |
72 | { | |
73 | /* Initialize the fields which are needed in the tests. */ | |
74 | .tm_mday = 1, | |
75 | .tm_hour = 2 | |
76 | }; | |
77 | const struct | |
78 | { | |
79 | const char *fmt; | |
80 | const char *exp; | |
81 | size_t n; | |
82 | } ftests[] = | |
83 | { | |
84 | { "%-e", "1", 1 }, | |
85 | { "%-k", "2", 1 }, | |
86 | { "%-l", "2", 1 }, | |
87 | }; | |
88 | #define nftests (sizeof (ftests) / sizeof (ftests[0])) | |
89 | for (cnt = 0; cnt < nftests; ++cnt) | |
90 | { | |
91 | char buf[100]; | |
92 | size_t r = strftime (buf, sizeof (buf), ftests[cnt].fmt, &ttm); | |
93 | if (r != ftests[cnt].n) | |
94 | { | |
95 | printf ("strftime(\"%s\") returned %zu not %zu\n", | |
96 | ftests[cnt].fmt, r, ftests[cnt].n); | |
97 | result = 1; | |
98 | } | |
99 | if (strcmp (buf, ftests[cnt].exp) != 0) | |
100 | { | |
101 | printf ("strftime(\"%s\") produced \"%s\" not \"%s\"\n", | |
102 | ftests[cnt].fmt, buf, ftests[cnt].exp); | |
103 | result = 1; | |
104 | } | |
105 | } | |
106 | ||
b1a173f7 UD |
107 | return result; |
108 | } | |
109 | ||
110 | #define TEST_FUNCTION do_test () | |
111 | #include "../test-skeleton.c" |