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authorChristian Couder <christian.couder@gmail.com>2023-10-02 18:54:57 +0200
committerJunio C Hamano <gitster@pobox.com>2023-10-02 14:54:29 -0700
commit66589f89ab8bf19f79fa9e9ec156bce43ed70e53 (patch)
treeeb738fa15f7ada1368545741296d819a7ef2ea44 /t/helper/test-find-pack.c
parent6cfcabfb9f60369f6fb4d24465a7c98b1d90b34b (diff)
downloadgit-66589f89ab8bf19f79fa9e9ec156bce43ed70e53.tar.gz
t/helper: add 'find-pack' test-tool
In a following commit, we will make it possible to separate objects in different packfiles depending on a filter. To make sure that the right objects are in the right packs, let's add a new test-tool that can display which packfile(s) a given object is in. Let's also make it possible to check if a given object is in the expected number of packfiles with a `--check-count <n>` option. Signed-off-by: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't/helper/test-find-pack.c')
-rw-r--r--t/helper/test-find-pack.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/t/helper/test-find-pack.c b/t/helper/test-find-pack.c
new file mode 100644
index 0000000000..e8bd793e58
--- /dev/null
+++ b/t/helper/test-find-pack.c
@@ -0,0 +1,50 @@
+#include "test-tool.h"
+#include "object-name.h"
+#include "object-store.h"
+#include "packfile.h"
+#include "parse-options.h"
+#include "setup.h"
+
+/*
+ * Display the path(s), one per line, of the packfile(s) containing
+ * the given object.
+ *
+ * If '--check-count <n>' is passed, then error out if the number of
+ * packfiles containing the object is not <n>.
+ */
+
+static const char *find_pack_usage[] = {
+ "test-tool find-pack [--check-count <n>] <object>",
+ NULL
+};
+
+int cmd__find_pack(int argc, const char **argv)
+{
+ struct object_id oid;
+ struct packed_git *p;
+ int count = -1, actual_count = 0;
+ const char *prefix = setup_git_directory();
+
+ struct option options[] = {
+ OPT_INTEGER('c', "check-count", &count, "expected number of packs"),
+ OPT_END(),
+ };
+
+ argc = parse_options(argc, argv, prefix, options, find_pack_usage, 0);
+ if (argc != 1)
+ usage(find_pack_usage[0]);
+
+ if (repo_get_oid(the_repository, argv[0], &oid))
+ die("cannot parse %s as an object name", argv[0]);
+
+ for (p = get_all_packs(the_repository); p; p = p->next)
+ if (find_pack_entry_one(oid.hash, p)) {
+ printf("%s\n", p->pack_name);
+ actual_count++;
+ }
+
+ if (count > -1 && count != actual_count)
+ die("bad packfile count %d instead of %d", actual_count, count);
+
+ return 0;
+}