Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
Makefile | 1 +
t/helper/.gitignore | 1 +
t/helper/test-ref-store.c (new) | 275 ++++++++++++++++++++++++++++++++++++++++
3 files changed, 277 insertions(+)
create mode 100644 t/helper/test-ref-store.c
diff --git a/Makefile b/Makefile
index a5a11e721a..5f3844e33e 100644
--- a/Makefile
+++ b/Makefile
@@ -622,6 +622,7 @@ TEST_PROGRAMS_NEED_X += test-parse-options
TEST_PROGRAMS_NEED_X += test-path-utils
TEST_PROGRAMS_NEED_X += test-prio-queue
TEST_PROGRAMS_NEED_X += test-read-cache
+TEST_PROGRAMS_NEED_X += test-ref-store
TEST_PROGRAMS_NEED_X += test-regex
TEST_PROGRAMS_NEED_X += test-revision-walking
TEST_PROGRAMS_NEED_X += test-run-command
diff --git a/t/helper/.gitignore b/t/helper/.gitignore
index d6e8b36798..5f68aa8f8a 100644
--- a/t/helper/.gitignore
+++ b/t/helper/.gitignore
@@ -19,6 +19,7 @@
/test-path-utils
/test-prio-queue
/test-read-cache
+/test-ref-store
/test-regex
/test-revision-walking
/test-run-command
diff --git a/t/helper/test-ref-store.c b/t/helper/test-ref-store.c
new file mode 100644
index 0000000000..57849ee59a
--- /dev/null
+++ b/t/helper/test-ref-store.c
@@ -0,0 +1,275 @@
+#include "cache.h"
+#include "refs.h"
+
+static const char *notnull(const char *arg, const char *name)
+{
+ if (!arg)
+ die("%s required", name);
+ return arg;
+}
+
+static unsigned int arg_flags(const char *arg, const char *name)
+{
+ return atoi(notnull(arg, name));
+}
+
+static const char **get_store(const char **argv, struct ref_store **refs)
+{
+ const char *gitdir;
+
+ if (!argv[0]) {
+ die("ref store required");
+ } else if (!strcmp(argv[0], "main")) {
+ *refs = get_main_ref_store();
+ } else if (skip_prefix(argv[0], "submodule:", &gitdir)) {
+ struct strbuf sb = STRBUF_INIT;
+ int ret;
+
+ ret = strbuf_git_path_submodule(&sb, gitdir, "objects/");
+ if (ret)
+ die("strbuf_git_path_submodule failed: %d", ret);
+ add_to_alternates_memory(sb.buf);
+ strbuf_release(&sb);
+
+ *refs = get_submodule_ref_store(gitdir);
+ } else
+ die("unknown backend %s", argv[0]);
+
+ if (!*refs)
+ die("no ref store");
+
+ /* consume store-specific optional arguments if needed */
+
+ return argv + 1;
+}
+
+
+static int cmd_pack_refs(struct ref_store *refs, const char **argv)
+{
+ unsigned int flags = arg_flags(*argv++, "flags");
+
+ return refs_pack_refs(refs, flags);
+}
+
+static int cmd_peel_ref(struct ref_store *refs, const char **argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+ unsigned char sha1[20];
+ int ret;
+
+ ret = refs_peel_ref(refs, refname, sha1);
+ if (!ret)
+ puts(sha1_to_hex(sha1));
+ return ret;
+}
+
+static int cmd_create_symref(struct ref_store *refs, const char **argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+ const char *target = notnull(*argv++, "target");
+ const char *logmsg = *argv++;
+
+ return refs_create_symref(refs, refname, target, logmsg);
+}
+
+static int cmd_delete_refs(struct ref_store *refs, const char **argv)
+{
+ unsigned int flags = arg_flags(*argv++, "flags");
+ struct string_list refnames = STRING_LIST_INIT_NODUP;
+
+ while (*argv)
+ string_list_append(&refnames, *argv++);
+
+ return refs_delete_refs(refs, &refnames, flags);
+}
+
+static int cmd_rename_ref(struct ref_store *refs, const char **argv)
+{
+ const char *oldref = notnull(*argv++, "oldref");
+ const char *newref = notnull(*argv++, "newref");
+ const char *logmsg = *argv++;
+
+ return refs_rename_ref(refs, oldref, newref, logmsg);
+}
+
+static int each_ref(const char *refname, const struct object_id *oid,
+ int flags, void *cb_data)
+{
+ printf("%s %s 0x%x\n", oid_to_hex(oid), refname, flags);
+ return 0;
+}
+
+static int cmd_for_each_ref(struct ref_store *refs, const char **argv)
+{
+ const char *prefix = notnull(*argv++, "prefix");
+
+ return refs_for_each_ref_in(refs, prefix, each_ref, NULL);
+}
+
+static int cmd_resolve_ref(struct ref_store *refs, const char **argv)
+{
+ unsigned char sha1[20];
+ const char *refname = notnull(*argv++, "refname");
+ int resolve_flags = arg_flags(*argv++, "resolve-flags");
+ int flags;
+ const char *ref;
+
+ ref = refs_resolve_ref_unsafe(refs, refname, resolve_flags,
+ sha1, &flags);
+ printf("%s %s 0x%x\n", sha1_to_hex(sha1), ref, flags);
+ return ref ? 0 : 1;
+}
+
+static int cmd_verify_ref(struct ref_store *refs, const char **argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+ struct strbuf err = STRBUF_INIT;
+ int ret;
+
+ ret = refs_verify_refname_available(refs, refname, NULL, NULL, &err);
+ if (err.len)
+ puts(err.buf);
+ return ret;
+}
+
+static int cmd_for_each_reflog(struct ref_store *refs, const char **argv)
+{
+ return refs_for_each_reflog(refs, each_ref, NULL);
+}
+
+static int each_reflog(struct object_id *old_oid, struct object_id *new_oid,
+ const char *committer, unsigned long timestamp,
+ int tz, const char *msg, void *cb_data)
+{
+ printf("%s %s %s %lu %d %s\n",
+ oid_to_hex(old_oid), oid_to_hex(new_oid),
+ committer, timestamp, tz, msg);
+ return 0;
+}
+
+static int cmd_for_each_reflog_ent(struct ref_store *refs, const char **argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+
+ return refs_for_each_reflog_ent(refs, refname, each_reflog, refs);
+}
+
+static int cmd_for_each_reflog_ent_reverse(struct ref_store *refs, const char
**argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+
+ return refs_for_each_reflog_ent_reverse(refs, refname, each_reflog,
refs);
+}
+
+static int cmd_reflog_exists(struct ref_store *refs, const char **argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+
+ return !refs_reflog_exists(refs, refname);
+}
+
+static int cmd_create_reflog(struct ref_store *refs, const char **argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+ int force_create = arg_flags(*argv++, "force-create");
+ struct strbuf err = STRBUF_INIT;
+ int ret;
+
+ ret = refs_create_reflog(refs, refname, force_create, &err);
+ if (err.len)
+ puts(err.buf);
+ return ret;
+}
+
+static int cmd_delete_reflog(struct ref_store *refs, const char **argv)
+{
+ const char *refname = notnull(*argv++, "refname");
+
+ return refs_delete_reflog(refs, refname);
+}
+
+static int cmd_reflog_expire(struct ref_store *refs, const char **argv)
+{
+ die("not supported yet");
+}
+
+static int cmd_delete_ref(struct ref_store *refs, const char **argv)
+{
+ const char *msg = notnull(*argv++, "msg");
+ const char *refname = notnull(*argv++, "refname");
+ const char *sha1_buf = notnull(*argv++, "old-sha1");
+ unsigned int flags = arg_flags(*argv++, "flags");
+ unsigned char old_sha1[20];
+
+ if (get_sha1_hex(sha1_buf, old_sha1))
+ die("not sha-1");
+
+ return refs_delete_ref(refs, msg, refname, old_sha1, flags);
+}
+
+static int cmd_update_ref(struct ref_store *refs, const char **argv)
+{
+ const char *msg = notnull(*argv++, "msg");
+ const char *refname = notnull(*argv++, "refname");
+ const char *new_sha1_buf = notnull(*argv++, "old-sha1");
+ const char *old_sha1_buf = notnull(*argv++, "old-sha1");
+ unsigned int flags = arg_flags(*argv++, "flags");
+ unsigned char old_sha1[20];
+ unsigned char new_sha1[20];
+
+ if (get_sha1_hex(old_sha1_buf, old_sha1) ||
+ get_sha1_hex(new_sha1_buf, new_sha1))
+ die("not sha-1");
+
+ return refs_update_ref(refs, msg, refname,
+ new_sha1, old_sha1,
+ flags, UPDATE_REFS_DIE_ON_ERR);
+}
+
+struct command {
+ const char *name;
+ int (*func)(struct ref_store *refs, const char **argv);
+};
+
+static struct command commands[] = {
+ { "pack-refs", cmd_pack_refs },
+ { "peel-ref", cmd_peel_ref },
+ { "create-symref", cmd_create_symref },
+ { "delete-refs", cmd_delete_refs },
+ { "rename-ref", cmd_rename_ref },
+ { "for-each-ref", cmd_for_each_ref },
+ { "resolve-ref", cmd_resolve_ref },
+ { "verify-ref", cmd_verify_ref },
+ { "for-each-reflog", cmd_for_each_reflog },
+ { "for-each-reflog-ent", cmd_for_each_reflog_ent },
+ { "for-each-reflog-ent-reverse", cmd_for_each_reflog_ent_reverse },
+ { "reflog-exists", cmd_reflog_exists },
+ { "create-reflog", cmd_create_reflog },
+ { "delete-reflog", cmd_delete_reflog },
+ { "reflog-expire", cmd_reflog_expire },
+ /*
+ * backend transaction functions can't be tested separately
+ */
+ { "delete-ref", cmd_delete_ref },
+ { "update-ref", cmd_update_ref },
+ { NULL, NULL }
+};
+
+int cmd_main(int argc, const char **argv)
+{
+ struct ref_store *refs;
+ const char *func;
+ struct command *cmd;
+
+ argv = get_store(argv + 1, &refs);
+
+ func = *argv++;
+ if (!func)
+ die("ref function required");
+ for (cmd = commands; cmd->name; cmd++) {
+ if (!strcmp(func, cmd->name))
+ return cmd->func(refs, argv);
+ }
+ die("unknown function %s", func);
+ return 0;
+}
--
2.11.0.157.gd943d85
