1 files changed, 109 insertions, 26 deletions
diff --git a/t/t1302-repo-version.sh b/t/t1302-repo-version.sh
index 8d305b4372..9bcd34969f 100755
--- a/t/t1302-repo-version.sh
+++ b/t/t1302-repo-version.sh
@@ -7,41 +7,124 @@ test_description='Test repository version check'
 
 . ./test-lib.sh
 
-cat >test.patch <<EOF
-diff --git a/test.txt b/test.txt
-new file mode 100644
---- /dev/null
-+++ b/test.txt
-@@ -0,0 +1 @@
-+123
-EOF
-
-test_create_repo "test"
-test_create_repo "test2"
+test_expect_success 'setup' '
+	cat >test.patch <<-\EOF &&
+	diff --git a/test.txt b/test.txt
+	new file mode 100644
+	--- /dev/null
+	+++ b/test.txt
+	@@ -0,0 +1 @@
+	+123
+	EOF
 
-GIT_CONFIG=test2/.git/config git config core.repositoryformatversion 99 || exit 1
+	test_create_repo "test" &&
+	test_create_repo "test2" &&
+	git config --file=test2/.git/config core.repositoryformatversion 99
+'
 
 test_expect_success 'gitdir selection on normal repos' '
-	(test "$(git config core.repositoryformatversion)" = 0 &&
-	cd test &&
-	test "$(git config core.repositoryformatversion)" = 0)'
+	echo 0 >expect &&
+	git config core.repositoryformatversion >actual &&
+	(
+		cd test &&
+		git config core.repositoryformatversion >../actual2
+	) &&
+	test_cmp expect actual &&
+	test_cmp expect actual2
+'
 
-# Make sure it would stop at test2, not trash
 test_expect_success 'gitdir selection on unsupported repo' '
-	(cd test2 &&
-	test "$(git config core.repositoryformatversion)" = 99)'
+	# Make sure it would stop at test2, not trash
+	echo 99 >expect &&
+	(
+		cd test2 &&
+		git config core.repositoryformatversion >../actual
+	) &&
+	test_cmp expect actual
+'
 
 test_expect_success 'gitdir not required mode' '
-	(git apply --stat test.patch &&
-	cd test && git apply --stat ../test.patch &&
-	cd ../test2 && git apply --stat ../test.patch)'
+	git apply --stat test.patch &&
+	(
+		cd test &&
+		git apply --stat ../test.patch
+	) &&
+	(
+		cd test2 &&
+		git apply --stat ../test.patch
+	)
+'
+
+test_expect_success 'gitdir required mode' '
+	git apply --check --index test.patch &&
+	(
+		cd test &&
+		git apply --check --index ../test.patch
+	) &&
+	(
+		cd test2 &&
+		test_must_fail git apply --check --index ../test.patch
+	)
+'
+
+check_allow () {
+	git rev-parse --git-dir >actual &&
+	echo .git >expect &&
+	test_cmp expect actual
+}
+
+check_abort () {
+	test_must_fail git rev-parse --git-dir
+}
+
+# avoid git-config, since it cannot be trusted to run
+# in a repository with a broken version
+mkconfig () {
+	echo '[core]' &&
+	echo "repositoryformatversion = $1" &&
+	shift &&
 
-test_expect_success 'gitdir required mode on normal repos' '
-	(git apply --check --index test.patch &&
-	cd test && git apply --check --index ../test.patch)'
+	if test $# -gt 0; then
+		echo '[extensions]' &&
+		for i in "$@"; do
+			echo "$i"
+		done
+	fi
+}
+
+while read outcome version extensions; do
+	test_expect_success "$outcome version=$version $extensions" "
+		mkconfig $version $extensions >.git/config &&
+		check_${outcome}
+	"
+done <<\EOF
+allow 0
+allow 1
+allow 1 noop
+abort 1 no-such-extension
+allow 0 no-such-extension
+EOF
+
+test_expect_success 'precious-objects allowed' '
+	mkconfig 1 preciousObjects >.git/config &&
+	check_allow
+'
+
+test_expect_success 'precious-objects blocks destructive repack' '
+	test_must_fail git repack -ad
+'
+
+test_expect_success 'other repacks are OK' '
+	test_commit foo &&
+	git repack
+'
+
+test_expect_success 'precious-objects blocks prune' '
+	test_must_fail git prune
+'
 
-test_expect_success 'gitdir required mode on unsupported repo' '
-	(cd test2 && test_must_fail git apply --check --index ../test.patch)
+test_expect_success 'gc runs without complaint' '
+	git gc
 '
 
 test_done