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git/t/helper/test-oidmap.c
Christian Couder 84f559f750 test-oidmap: remove 'add' subcommand
The 'add' subcommand is useless as it is mostly identical
to the 'put' subcommand, so let's remove it.

Helped-by: Derrick Stolee <stolee@gmail.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2019-07-01 10:26:28 -07:00

113 lines
2.4 KiB
C

#include "test-tool.h"
#include "cache.h"
#include "oidmap.h"
#include "strbuf.h"
/* key is an oid and value is a name (could be a refname for example) */
struct test_entry {
struct oidmap_entry entry;
char name[FLEX_ARRAY];
};
#define DELIM " \t\r\n"
/*
* Read stdin line by line and print result of commands to stdout:
*
* hash oidkey -> sha1hash(oidkey)
* put oidkey namevalue -> NULL / old namevalue
* get oidkey -> NULL / namevalue
* remove oidkey -> NULL / old namevalue
* iterate -> oidkey1 namevalue1\noidkey2 namevalue2\n...
*
*/
int cmd__oidmap(int argc, const char **argv)
{
struct strbuf line = STRBUF_INIT;
struct oidmap map = OIDMAP_INIT;
setup_git_directory();
/* init oidmap */
oidmap_init(&map, 0);
/* process commands from stdin */
while (strbuf_getline(&line, stdin) != EOF) {
char *cmd, *p1 = NULL, *p2 = NULL;
struct test_entry *entry;
struct object_id oid;
/* break line into command and up to two parameters */
cmd = strtok(line.buf, DELIM);
/* ignore empty lines */
if (!cmd || *cmd == '#')
continue;
p1 = strtok(NULL, DELIM);
if (p1)
p2 = strtok(NULL, DELIM);
if (!strcmp("put", cmd) && p1 && p2) {
if (get_oid(p1, &oid)) {
printf("Unknown oid: %s\n", p1);
continue;
}
/* create entry with oid_key = p1, name_value = p2 */
FLEX_ALLOC_STR(entry, name, p2);
oidcpy(&entry->entry.oid, &oid);
/* add / replace entry */
entry = oidmap_put(&map, entry);
/* print and free replaced entry, if any */
puts(entry ? entry->name : "NULL");
free(entry);
} else if (!strcmp("get", cmd) && p1) {
if (get_oid(p1, &oid)) {
printf("Unknown oid: %s\n", p1);
continue;
}
/* lookup entry in oidmap */
entry = oidmap_get(&map, &oid);
/* print result */
puts(entry ? entry->name : "NULL");
} else if (!strcmp("remove", cmd) && p1) {
if (get_oid(p1, &oid)) {
printf("Unknown oid: %s\n", p1);
continue;
}
/* remove entry from oidmap */
entry = oidmap_remove(&map, &oid);
/* print result and free entry*/
puts(entry ? entry->name : "NULL");
free(entry);
} else if (!strcmp("iterate", cmd)) {
struct oidmap_iter iter;
oidmap_iter_init(&map, &iter);
while ((entry = oidmap_iter_next(&iter)))
printf("%s %s\n", oid_to_hex(&entry->entry.oid), entry->name);
} else {
printf("Unknown command %s\n", cmd);
}
}
strbuf_release(&line);
oidmap_free(&map, 1);
return 0;
}