merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 44 insertions, 0 deletions

diff --git a/third_party/git/t/t0004-unwritable.sh b/third_party/git/t/t0004-unwritable.sh
new file mode 100755
index 000000000000..e3137d638ee5
--- /dev/null
+++ b/third_party/git/t/t0004-unwritable.sh
@@ -0,0 +1,44 @@
+#!/bin/sh
+
+test_description='detect unwritable repository and fail correctly'
+
+. ./test-lib.sh
+
+test_expect_success setup '
+
+	>file &&
+	git add file &&
+	test_tick &&
+	git commit -m initial &&
+	echo >file &&
+	git add file
+
+'
+
+test_expect_success POSIXPERM,SANITY 'write-tree should notice unwritable repository' '
+	test_when_finished "chmod 775 .git/objects .git/objects/??" &&
+	chmod a-w .git/objects .git/objects/?? &&
+	test_must_fail git write-tree
+'
+
+test_expect_success POSIXPERM,SANITY 'commit should notice unwritable repository' '
+	test_when_finished "chmod 775 .git/objects .git/objects/??" &&
+	chmod a-w .git/objects .git/objects/?? &&
+	test_must_fail git commit -m second
+'
+
+test_expect_success POSIXPERM,SANITY 'update-index should notice unwritable repository' '
+	test_when_finished "chmod 775 .git/objects .git/objects/??" &&
+	echo 6O >file &&
+	chmod a-w .git/objects .git/objects/?? &&
+	test_must_fail git update-index file
+'
+
+test_expect_success POSIXPERM,SANITY 'add should notice unwritable repository' '
+	test_when_finished "chmod 775 .git/objects .git/objects/??" &&
+	echo b >file &&
+	chmod a-w .git/objects .git/objects/?? &&
+	test_must_fail git add file
+'
+
+test_done