t5520: use test_config to set/unset git config variables

diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index 22a4f8fb64a4e8084139fc148e8e7dd4aa73d684..fa62d010f68e3ee97e6754687ad4d08564d3c96b 100644 (file)
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -602,6 +602,13 @@ test_cmp() {
        $GIT_TEST_CMP "$@"
 }
 
+# Tests that its two parameters refer to the same revision
+test_cmp_rev () {
+       git rev-parse --verify "$1" >expect.rev &&
+       git rev-parse --verify "$2" >actual.rev &&
+       test_cmp expect.rev actual.rev
+}
+
 # Print a sequence of numbers or letters in increasing order.  This is
 # similar to GNU seq(1), but the latter might not be available
 # everywhere (and does not do letters).  It may be used like: