diff --git a/tests/Makefile.am b/tests/Makefile.am
index 1489de7..72df406 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -49,3 +49,6 @@ test: check
 
 stresstest: check
 	./unittests.pl stresstests.cfg
+
+iotest: check
+	./unittests.pl iotests.cfg
diff --git a/tests/iotests.cfg b/tests/iotests.cfg
new file mode 100644
index 0000000..84efabc
--- /dev/null
+++ b/tests/iotests.cfg
@@ -0,0 +1,46 @@
+# -*-html-*-
+#
+#    This file is part of Pretty Curved Privacy (pcp1).
+#
+#    Copyright (C) 2013 T.Linden.
+#
+#    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/>.
+#
+#    You can contact me by mail: <tlinden AT cpan DOT org>.
+#
+
+pcp   = ../src/pcp1
+vault = v1
+passwd = xxx
+md5msg   = 66b8c4ca9e5d2a7e3c0559c3cdea3d50
+
+include keys.cfg
+
+<test check-dependencies>
+  <test check-dependencies-shell>
+    cmd = which mdmfs
+    expect = /mdmfs/
+  </test>
+  <test check-dependencies-pcp>
+    cmd = ls $pcp
+    expect = /pcp/
+  </test>
+</test>
+
+# this one only works on freebsd for my user. sorrry
+<test check-vault-disk-full>
+  prepare = sudo mdmfs -s 1M -w 1001:1001 md env && dd if=/dev/zero of=env/b bs=1024 count=700
+  cmd = ./jot 100 | while read N; do if ! (echo a; echo b) | $pcp -V env/v1 -k -x x; then break; fi; done
+  expect = /Failed to copy/
+</test>
diff --git a/tests/unittests.cfg b/tests/unittests.cfg
index f5fe16c..f408745 100644
--- a/tests/unittests.cfg
+++ b/tests/unittests.cfg
@@ -28,10 +28,6 @@ md5msg   = 66b8c4ca9e5d2a7e3c0559c3cdea3d50
 include keys.cfg
 
 <test check-dependencies>
-  <test check-dependencies-shell>
-    cmd = which mdmfs
-    expect = /mdmfs/
-  </test>
   <test check-dependencies-pcp>
     cmd = ls $pcp
     expect = /pcp/
@@ -471,12 +467,7 @@ dxmorg@florida.cops.gov
   expect = /ok/
 </test>
 
-# this one only works on freebsd for my user. sorrry
-<test check-vault-disk-full>
-  prepare = sudo mdmfs -s 1M -w 1001:1001 md env && dd if=/dev/zero of=env/b bs=1024 count=700
-  cmd = ./jot 100 | while read N; do if ! (echo a; echo b) | $pcp -V env/v1 -k -x x; then break; fi; done
-  expect = /Failed to copy/
-</test>
+
 
 #
 # input handling tests