test_description='test unique sha1 abbreviation on "index from..to" line'
. ./test-lib.sh
+if ! test_have_prereq SHA1
+then
+ skip_all='not using SHA-1 for objects'
+ test_done
+fi
+
cat >expect_initial <<EOF
100644 blob 51d2738463ea4ca66f8691c91e33ce64b7d41bb1 foo
EOF