am: read from the right mailbox when started from a subdirectory

diff --git a/t/t7500-commit.sh b/t/t7500-commit.sh
index cf389b81da041e6bcbc7d20cd367b4274001353f..baed6ce96beb260a32e027dd573313c82202ea7b 100755 (executable)
--- a/t/t7500-commit.sh
+++ b/t/t7500-commit.sh
@@ -122,7 +122,20 @@ test_expect_success 'using alternate GIT_INDEX_FILE (2)' '
 
        ) &&
        cmp .git/index saved-index >/dev/null
+'
+
+cat > expect << EOF
+zort
+
+Signed-off-by: C O Mitter <committer@example.com>
+EOF
 
+test_expect_success '--signoff' '
+       echo "yet another content *narf*" >> foo &&
+       echo "zort" |
+               GIT_EDITOR=../t7500/add-content git commit -s -F - foo &&
+       git cat-file commit HEAD | sed "1,/^$/d" > output &&
+       diff expect output
 '
 
 test_done