tests: Add a test to verify shred's default operations

* tests/Makefile.am: add new test
* tests/misc/shred-passes: Verify the operations shred
does by default to overwrite and remove a zero length file.

2 files changed, 42 insertions, 0 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 69475add0..4f8e40855 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -194,6 +194,7 @@ TESTS =						\
   misc/sha384sum				\
   misc/sha512sum				\
   misc/shred-exact				\
+  misc/shred-passes				\
   misc/shred-remove				\
   misc/shuf					\
   misc/sort					\
diff --git a/tests/misc/shred-passes b/tests/misc/shred-passes
new file mode 100755
index 000000000..07823b109
--- /dev/null
+++ b/tests/misc/shred-passes
@@ -0,0 +1,41 @@
+#!/bin/sh
+# Verify the operations done by shred
+
+# Copyright (C) 2009 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/>.
+
+if test "$VERBOSE" = yes; then
+  set -x
+  shred --version
+fi
+
+. $srcdir/test-lib.sh
+
+# shred a single letter, zero length file which should result in
+# 3 random passes and a single rename.
+touch f || framework_failure
+echo "\
+shred: f: pass 1/3 (random)...
+shred: f: pass 2/3 (random)...
+shred: f: pass 3/3 (random)...
+shred: f: removing
+shred: f: renamed to 0
+shred: f: removed" > exp
+
+shred -v -u f 2>out
+
+compare exp out || fail
+
+Exit $fail