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-rwxr-xr-xtests/dd/bytes.sh56
1 files changed, 56 insertions, 0 deletions
diff --git a/tests/dd/bytes.sh b/tests/dd/bytes.sh
new file mode 100755
index 000000000..2d40f0641
--- /dev/null
+++ b/tests/dd/bytes.sh
@@ -0,0 +1,56 @@
+#!/bin/sh
+
+# Copyright (C) 2012 Free Software Foundation, Inc.
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+. "${srcdir=.}/init.sh"; path_prepend_ ../src
+print_ver_ dd
+
+# count_bytes
+echo 0123456789abcdefghijklm > in || framework_failure_
+dd count=14 conv=swab iflag=count_bytes < in > out 2> /dev/null || fail=1
+case $(cat out) in
+ 1032547698badc) ;;
+ *) fail=1 ;;
+esac
+
+# skip_bytes
+echo 0123456789abcdefghijklm > in || framework_failure_
+dd skip=10 iflag=skip_bytes < in > out 2> /dev/null || fail=1
+case $(cat out) in
+ abcdefghijklm) ;;
+ *) fail=1 ;;
+esac
+
+# skip records and bytes from pipe
+echo 0123456789abcdefghijklm |
+ dd skip=10 bs=2 iflag=skip_bytes > out 2> /dev/null || fail=1
+case $(cat out) in
+ abcdefghijklm) ;;
+ *) fail=1 ;;
+esac
+
+# seek bytes
+echo abcdefghijklm |
+ dd bs=5 seek=8 oflag=seek_bytes > out 2> /dev/null || fail=1
+printf '\0\0\0\0\0\0\0\0abcdefghijklm\n' > expected
+compare expected out || fail=1
+
+# Just truncation, no I/O
+dd bs=5 seek=8 oflag=seek_bytes of=out2 count=0 2> /dev/null || fail=1
+truncate -s8 expected2
+compare expected2 out2 || fail=1
+
+Exit $fail