From a5ed333121bde3e170e5497d30391671a9910fb0 Mon Sep 17 00:00:00 2001
From: =?utf8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?=
 <avarab@gmail.com>
Date: Fri, 1 Oct 2021 11:16:40 +0200
Subject: [PATCH] fsck tests: test for garbage appended to a loose object
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There wasn't any output tests for this scenario, let's ensure that we
don't regress on it in the changes that come after this.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 t/t1450-fsck.sh | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh
index f9cabcecd1..281ff8bdd8 100755
--- a/t/t1450-fsck.sh
+++ b/t/t1450-fsck.sh
@@ -93,6 +93,26 @@ test_expect_success 'object with hash and type mismatch' '
 	)
 '
 
+test_expect_success POSIXPERM 'zlib corrupt loose object output ' '
+	git init --bare corrupt-loose-output &&
+	(
+		cd corrupt-loose-output &&
+		oid=$(git hash-object -w --stdin --literally </dev/null) &&
+		oidf=objects/$(test_oid_to_path "$oid") &&
+		chmod 755 $oidf &&
+		echo extra garbage >>$oidf &&
+
+		cat >expect.error <<-EOF &&
+		error: garbage at end of loose object '\''$oid'\''
+		error: unable to unpack contents of ./$oidf
+		error: $oid: object corrupt or missing: ./$oidf
+		EOF
+		test_must_fail git fsck 2>actual &&
+		grep ^error: actual >error &&
+		test_cmp expect.error error
+	)
+'
+
 test_expect_success 'branch pointing to non-commit' '
 	git rev-parse HEAD^{tree} >.git/refs/heads/invalid &&
 	test_when_finished "git update-ref -d refs/heads/invalid" &&
-- 
2.39.5