Add a few tests to check that both the split-index file and the
shared-index file are created using the right permissions when
core.sharedrepository is set.

Signed-off-by: Christian Couder <chrisc...@tuxfamily.org>
---
 t/t1700-split-index.sh | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/t/t1700-split-index.sh b/t/t1700-split-index.sh
index af3ec0da5a..22f69a410b 100755
--- a/t/t1700-split-index.sh
+++ b/t/t1700-split-index.sh
@@ -370,4 +370,34 @@ test_expect_success 'check splitIndex.sharedIndexExpire 
set to "never" and "now"
        test $(ls .git/sharedindex.* | wc -l) -le 2
 '
 
+while read -r mode modebits
+do
+       test_expect_success POSIXPERM "split index respects 
core.sharedrepository $mode" '
+               # Remove existing shared index files
+               git config core.splitIndex false &&
+               git update-index --force-remove one &&
+               rm -f .git/sharedindex.* &&
+               # Create one new shared index file
+               git config core.sharedrepository "$mode" &&
+               git config core.splitIndex true &&
+               : >one &&
+               git update-index --add one &&
+               echo "$modebits" >expect &&
+               test_modebits .git/index >actual &&
+               test_cmp expect actual &&
+               shared=$(ls .git/sharedindex.*) &&
+               case "$shared" in
+               *" "*)
+                       # we have more than one???
+                       false ;;
+               *)
+                       test_modebits "$shared" >actual &&
+                       test_cmp expect actual ;;
+               esac
+       '
+done <<\EOF
+0666 -rw-rw-rw-
+0642 -rw-r---w-
+EOF
+
 test_done
-- 
2.13.1.517.gf6399a5ea5

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