t/helper/test-oid-array.c

   1 #include "test-tool.h"
   2 #include "hex.h"
   3 #include "oid-array.h"
   4 #include "setup.h"
   5 #include "strbuf.h"
   6
   7 static int print_oid(const struct object_id *oid, void *data)
   8 {
   9         puts(oid_to_hex(oid));
  10         return 0;
  11 }
  12
  13 int cmd__oid_array(int argc UNUSED, const char **argv UNUSED)
  14 {
  15         struct oid_array array = OID_ARRAY_INIT;
  16         struct strbuf line = STRBUF_INIT;
  17         int nongit_ok;
  18
  19         setup_git_directory_gently(&nongit_ok);
  20
  21         while (strbuf_getline(&line, stdin) != EOF) {
  22                 const char *arg;
  23                 struct object_id oid;
  24
  25                 if (skip_prefix(line.buf, "append ", &arg)) {
  26                         if (get_oid_hex(arg, &oid))
  27                                 die("not a hexadecimal oid: %s", arg);
  28                         oid_array_append(&array, &oid);
  29                 } else if (skip_prefix(line.buf, "lookup ", &arg)) {
  30                         if (get_oid_hex(arg, &oid))
  31                                 die("not a hexadecimal oid: %s", arg);
  32                         printf("%d\n", oid_array_lookup(&array, &oid));
  33                 } else if (!strcmp(line.buf, "clear"))
  34                         oid_array_clear(&array);
  35                 else if (!strcmp(line.buf, "for_each_unique"))
  36                         oid_array_for_each_unique(&array, print_oid, NULL);
  37                 else
  38                         die("unknown command: %s", line.buf);
  39         }
  40
  41         strbuf_release(&line);
  42         oid_array_clear(&array);
  43
  44         return 0;
  45 }