[PATCH v4 05/10] fsck: support promisor objects as CLI argument

[Jeff Hostetler <git@jeffhostetler.com>]

From: Jonathan Tan <jonathantanmy@google.com>

Teach fsck to not treat missing promisor objects provided on the CLI as
an error when extensions.partialclone is set.

Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
---
 builtin/fsck.c           |  2 ++
 t/t0410-partial-clone.sh | 13 +++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/builtin/fsck.c b/builtin/fsck.c
index 4c2a56d..578a7c8 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -750,6 +750,8 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
 			struct object *obj = lookup_object(oid.hash);
 
 			if (!obj || !(obj->flags & HAS_OBJ)) {
+				if (is_promisor_object(&oid))
+					continue;
 				error("%s: object missing", oid_to_hex(&oid));
 				errors_found |= ERROR_OBJECT;
 				continue;
diff --git a/t/t0410-partial-clone.sh b/t/t0410-partial-clone.sh
index 4f9931f..e96f436 100755
--- a/t/t0410-partial-clone.sh
+++ b/t/t0410-partial-clone.sh
@@ -125,4 +125,17 @@ test_expect_success 'missing object, but promised, passes fsck' '
 	git -C repo fsck
 '
 
+test_expect_success 'missing CLI object, but promised, passes fsck' '
+	rm -rf repo &&
+	test_create_repo repo &&
+	test_commit -C repo my_commit &&
+
+	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
+	promise_and_delete "$A" &&
+
+	git -C repo config core.repositoryformatversion 1 &&
+	git -C repo config extensions.partialclone "arbitrary string" &&
+	git -C repo fsck "$A"
+'
+
 test_done
-- 
2.9.3