In the next patch, we will implement and test support for writing a
cruft pack via a special mode of `git pack-objects`. To make sure that
objects are written with the correct timestamps, and a new test-tool
that can dump the object names and corresponding timestamps from a given
`.mtimes` file.
Signed-off-by: Taylor Blau <me@xxxxxxxxxxxx>
---
Makefile | 1 +
t/helper/test-pack-mtimes.c | 56 +++++++++++++++++++++++++++++++++++++
t/helper/test-tool.c | 1 +
t/helper/test-tool.h | 1 +
4 files changed, 59 insertions(+)
create mode 100644 t/helper/test-pack-mtimes.c
diff --git a/Makefile b/Makefile
index 1b186f4fd7..5c0ed1ade7 100644
--- a/Makefile
+++ b/Makefile
@@ -727,6 +727,7 @@ TEST_BUILTINS_OBJS += test-oid-array.o
TEST_BUILTINS_OBJS += test-oidmap.o
TEST_BUILTINS_OBJS += test-oidtree.o
TEST_BUILTINS_OBJS += test-online-cpus.o
+TEST_BUILTINS_OBJS += test-pack-mtimes.o
TEST_BUILTINS_OBJS += test-parse-options.o
TEST_BUILTINS_OBJS += test-parse-pathspec-file.o
TEST_BUILTINS_OBJS += test-partial-clone.o
diff --git a/t/helper/test-pack-mtimes.c b/t/helper/test-pack-mtimes.c
new file mode 100644
index 0000000000..f7b79daf4c
--- /dev/null
+++ b/t/helper/test-pack-mtimes.c
@@ -0,0 +1,56 @@
+#include "git-compat-util.h"
+#include "test-tool.h"
+#include "strbuf.h"
+#include "object-store.h"
+#include "packfile.h"
+#include "pack-mtimes.h"
+
+static void dump_mtimes(struct packed_git *p)
+{
+ uint32_t i;
+ if (load_pack_mtimes(p) < 0)
+ die("could not load pack .mtimes");
+
+ for (i = 0; i < p->num_objects; i++) {
+ struct object_id oid;
+ if (nth_packed_object_id(&oid, p, i) < 0)
+ die("could not load object id at position %"PRIu32, i);
+
+ printf("%s %"PRIu32"\n",
+ oid_to_hex(&oid), nth_packed_mtime(p, i));
+ }
+}
+
+static const char *pack_mtimes_usage = "\n"
+" test-tool pack-mtimes <pack-name.mtimes>";
+
+int cmd__pack_mtimes(int argc, const char **argv)
+{
+ struct strbuf buf = STRBUF_INIT;
+ struct packed_git *p;
+
+ setup_git_directory();
+
+ if (argc != 2)
+ usage(pack_mtimes_usage);
+
+ for (p = get_all_packs(the_repository); p; p = p->next) {
+ strbuf_addstr(&buf, basename(p->pack_name));
+ strbuf_strip_suffix(&buf, ".pack");
+ strbuf_addstr(&buf, ".mtimes");
+
+ if (!strcmp(buf.buf, argv[1]))
+ break;
+
+ strbuf_reset(&buf);
+ }
+
+ strbuf_release(&buf);
+
+ if (!p)
+ die("could not find pack '%s'", argv[1]);
+
+ dump_mtimes(p);
+
+ return 0;
+}
diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c
index e6ec69cf32..7d472b31fd 100644
--- a/t/helper/test-tool.c
+++ b/t/helper/test-tool.c
@@ -47,6 +47,7 @@ static struct test_cmd cmds[] = {
{ "oidmap", cmd__oidmap },
{ "oidtree", cmd__oidtree },
{ "online-cpus", cmd__online_cpus },
+ { "pack-mtimes", cmd__pack_mtimes },
{ "parse-options", cmd__parse_options },
{ "parse-pathspec-file", cmd__parse_pathspec_file },
{ "partial-clone", cmd__partial_clone },
diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h
index 20756eefdd..0ac4f32955 100644
--- a/t/helper/test-tool.h
+++ b/t/helper/test-tool.h
@@ -37,6 +37,7 @@ int cmd__mktemp(int argc, const char **argv);
int cmd__oidmap(int argc, const char **argv);
int cmd__oidtree(int argc, const char **argv);
int cmd__online_cpus(int argc, const char **argv);
+int cmd__pack_mtimes(int argc, const char **argv);
int cmd__parse_options(int argc, const char **argv);
int cmd__parse_pathspec_file(int argc, const char** argv);
int cmd__partial_clone(int argc, const char **argv);
--
2.35.1.73.gccc5557600
