t5303: use printf to generate delta bases

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 4c7b1ea3563274c7c3551e417c819b70200e90e9..259c27233dff0e47e2e0d7ddd48ac8dc6742925b 100755 (executable)
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -796,16 +796,15 @@ test_expect_success 'always cherry-pick with --no-ff' '
        git tag original-no-ff-branch &&
        set_fake_editor &&
        git rebase -i --no-ff A &&
-       touch empty &&
        for p in 0 1 2
        do
                test ! $(git rev-parse HEAD~$p) = $(git rev-parse original-no-ff-branch~$p) &&
                git diff HEAD~$p original-no-ff-branch~$p > out &&
-               test_cmp empty out
+               test_must_be_empty out
        done &&
        test $(git rev-parse HEAD~3) = $(git rev-parse original-no-ff-branch~3) &&
        git diff HEAD~3 original-no-ff-branch~3 > out &&
-       test_cmp empty out
+       test_must_be_empty out
 '
 
 test_expect_success 'set up commits with funny messages' '