btrfs-progs: tests: convert/014 use shell builtin for generating content

We can remove dependency on perl and use shell builtin go generate
sequence of bytes.

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/tests/convert-tests/014-reiserfs-tail-handling/test.sh b/tests/convert-tests/014-reiserfs-tail-handling/test.sh
index 5714dc6..3be2ed5 100755 (executable)
--- a/tests/convert-tests/014-reiserfs-tail-handling/test.sh
+++ b/tests/convert-tests/014-reiserfs-tail-handling/test.sh
@@ -18,10 +18,9 @@ prepare_test_dev
 check_prereq btrfs-convert
 check_global_prereq md5sum
 check_global_prereq mkreiserfs
-check_global_prereq perl
 
-perl -e "print 'a'x8192;" > input
-perl -e "print 'b'x8192;" > input2
+printf "%0.sa" {1..8192} > input
+printf "%0.sb" {1..8192} > input2
 
 default_mkfs="mkreiserfs -b 4096"
 convert_test_preamble '' 'tail conversion test' 16k "$default_mkfs"