Sync with 2.8.4
[git] / t / helper / test-sha1-array.c
1 #include "cache.h"
2 #include "sha1-array.h"
3
4 static void print_sha1(const unsigned char sha1[20], void *data)
5 {
6         puts(sha1_to_hex(sha1));
7 }
8
9 int main(int argc, char **argv)
10 {
11         struct sha1_array array = SHA1_ARRAY_INIT;
12         struct strbuf line = STRBUF_INIT;
13
14         while (strbuf_getline(&line, stdin) != EOF) {
15                 const char *arg;
16                 unsigned char sha1[20];
17
18                 if (skip_prefix(line.buf, "append ", &arg)) {
19                         if (get_sha1_hex(arg, sha1))
20                                 die("not a hexadecimal SHA1: %s", arg);
21                         sha1_array_append(&array, sha1);
22                 } else if (skip_prefix(line.buf, "lookup ", &arg)) {
23                         if (get_sha1_hex(arg, sha1))
24                                 die("not a hexadecimal SHA1: %s", arg);
25                         printf("%d\n", sha1_array_lookup(&array, sha1));
26                 } else if (!strcmp(line.buf, "clear"))
27                         sha1_array_clear(&array);
28                 else if (!strcmp(line.buf, "for_each_unique"))
29                         sha1_array_for_each_unique(&array, print_sha1, NULL);
30                 else
31                         die("unknown command: %s", line.buf);
32         }
33         return 0;
34 }