for-each-ref: `:short` format for `refname`

diff --git a/t/t4010-diff-pathspec.sh b/t/t4010-diff-pathspec.sh
index ad3d9e48454d2e72afce682df009cdaaee9ba3c5..9322298ecc6cb79f0123dea4e329317c5bfbfd11 100755 (executable)
--- a/t/t4010-diff-pathspec.sh
+++ b/t/t4010-diff-pathspec.sh
@@ -10,7 +10,7 @@ Prepare:
         path1/file1
 '
 . ./test-lib.sh
-. ../diff-lib.sh ;# test-lib chdir's into trash
+. "$TEST_DIRECTORY"/diff-lib.sh ;# test-lib chdir's into trash
 
 test_expect_success \
     setup \