diff --git a/build.sh b/build.sh
index 6a91ff3d..63c380cf 100755
--- a/build.sh
+++ b/build.sh
@@ -126,6 +126,12 @@ case "$1" in
       | xargs rm -f
    ;;
 
+   t)
+      shift # skip t
+      PYTHONPATH=$PYTHONPATH:$(pwd -P)/lib \
+         python3 -m unittest "$@"
+   ;;
+
    test)
       PYTHONPATH=$PYTHONPATH:$(pwd -P)/lib \
          python3 -m cdist.test
diff --git a/doc/dev/todo/niconext b/doc/dev/todo/niconext
index f96da0de..005f1bb0 100644
--- a/doc/dev/todo/niconext
+++ b/doc/dev/todo/niconext
@@ -1,6 +1,7 @@
 2.0.3:
 
-- fix emulator
+- fix emulator / require
+- sanity checks
 
 --------------------------------------------------------------------------------
 
diff --git a/doc/dev/todo/steven b/doc/dev/todo/steven
index 722b6b6b..f0c867e1 100644
--- a/doc/dev/todo/steven
+++ b/doc/dev/todo/steven
@@ -1,35 +1,3 @@
-Object:
+Code fixes needed:
 
-
-Type:
-   type.transferred_explorers
-
-
-GlobalExplorer:
-   out_path: local path into which the output is written
-
-   cdist.core.GlobalExplorer.base_dir - local directory containing explorers
-   cdist.core.GlobalExplorer.remote_base_dir - remote directory containing explorers
-
-   path: local path to explorer
-   remote_path: remote path to explorer
-
-   See config_install: run_global_explorers()
-
-Object/Type:
-   - rutern relative only
-   - Have accept absulet path on listing
-
-Tests needed:
-
-   - Fail if cache_dir from previous run cannot be deleted
-   - Fail if cache_dir cannot be created from current out_dir
-   - transfer_type_explorers: Explorers are not transferred twice
-   - transfer_type_explorers: No transfer tried if there are no type_explorers
-
-   - does $require work?
-   - $whatever should fail if there is no global explorer directory
-   - emulator may only be called with __ as prefix - fail otherwise!
-
-   - ensure paths returned by object include dot-cdist
-   - ensure path of explorer of object returns correct path
+   - shutil, os.mkdir, etc. everywhere: catch/reraise exceptions correctly
diff --git a/doc/dev/todo/tests b/doc/dev/todo/tests
new file mode 100644
index 00000000..8f019fed
--- /dev/null
+++ b/doc/dev/todo/tests
@@ -0,0 +1,28 @@
+Tests needed:
+
+   - Fail if cache_dir from previous run cannot be deleted
+   - Fail if cache_dir cannot be created from current out_dir
+   - transfer_type_explorers: Explorers are not transferred twice
+   - transfer_type_explorers: No transfer tried if there are no type_explorers
+
+   - does $require work?
+   - $whatever should fail if there is no global explorer directory
+   - emulator may only be called with __ as prefix - fail otherwise!
+
+   - ensure paths returned by object include dot-cdist
+   - ensure path of explorer of object returns correct path
+
+   config_install:
+      run_type_manifest() - same tests as for test_initial_manifest_*?
+      run_manifest() - raise exception if manifest is not existent
+      object_run(): ensure no object is run twice
+      object_run(): ensure requirements are taken into account
+      object_run(): check (from extern?) that all needed variables are setup
+      object_run(): ensure no code-{local, remote} is created, if gencode is not producing code
+      object_run(): ensure no code-{local, remote} contains what gencode created
+
+      run_type_explorer(): ensure output is saved to correct path
+      run_type_explorer(): ensure a type with no explorers works
+      run_type_explorer(): ensure environment is setup correctly
+
+
diff --git a/lib/cdist/__init__.py b/lib/cdist/__init__.py
index 7aca5ac7..a3dc01cc 100644
--- a/lib/cdist/__init__.py
+++ b/lib/cdist/__init__.py
@@ -19,8 +19,23 @@
 #
 #
 
-VERSION     = "2.0.3"
+BANNER = """ 
+             ..          .       .x+=:.        s
+           dF           @88>    z`    ^%      :8
+          '88bu.        %8P        .   <k    .88
+      .   '*88888bu      .       .@8Ned8"   :888ooo
+ .udR88N    ^"*8888N   .@88u   .@^%8888"  -*8888888
+<888'888k  beWE "888L ''888E` x88:  `)8b.   8888
+9888 'Y"   888E  888E   888E  8888N=*8888   8888
+9888       888E  888E   888E   %8"    R88   8888
+9888       888E  888F   888E    @8Wou 9%   .8888Lu=
+?8888u../ .888N..888    888&  .888888P`    ^%888*
+ "8888P'   `"888*""     R888" `   ^"F        'Y"
+   "P'        ""         ""
+"""
 DOT_CDIST   = ".cdist"
+VERSION     = "2.0.3"
+
 
 import os
 
diff --git a/lib/cdist/banner.py b/lib/cdist/banner.py
index a07deea9..4148fa72 100644
--- a/lib/cdist/banner.py
+++ b/lib/cdist/banner.py
@@ -22,25 +22,11 @@
 import logging
 import sys
 
-log = logging.getLogger(__name__)
+import cdist
 
-BANNER = """
-             ..          .       .x+=:.        s
-           dF           @88>    z`    ^%      :8
-          '88bu.        %8P        .   <k    .88
-      .   '*88888bu      .       .@8Ned8"   :888ooo
- .udR88N    ^"*8888N   .@88u   .@^%8888"  -*8888888
-<888'888k  beWE "888L ''888E` x88:  `)8b.   8888
-9888 'Y"   888E  888E   888E  8888N=*8888   8888
-9888       888E  888E   888E   %8"    R88   8888
-9888       888E  888F   888E    @8Wou 9%   .8888Lu=
-?8888u../ .888N..888    888&  .888888P`    ^%888*
- "8888P'   `"888*""     R888" `   ^"F        'Y"
-   "P'        ""         ""
-"""
+log = logging.getLogger(__name__)
 
 
 def banner(args):
     """Guess what :-)"""
-    print(BANNER)
-    sys.exit(0)
+    print(cdist.BANNER)
diff --git a/lib/cdist/config_install.py b/lib/cdist/config_install.py
index c4c1af10..fcbc79fc 100644
--- a/lib/cdist/config_install.py
+++ b/lib/cdist/config_install.py
@@ -53,7 +53,7 @@ class ConfigInstall:
             debug=debug)
 
     def cleanup(self):
-        self.path.cleanup()
+        self.context.cleanup()
 
     def run_initial_manifest(self):
         """Run the initial manifest"""
@@ -163,10 +163,12 @@ class ConfigInstall:
             cdist.exec.run_or_fail([code_local])
 
         # code remote
-        local_remote_code   = cdist_object.code_remote_path
-        remote_remote_code  = cdist_object.remote_code_remote_path
+        local_remote_code   = os.path.join(self.context.object_base_path,
+            cdist_object.code_remote_path)
+        remote_remote_code  = os.path.join(self.context.remote_object_path,
+            cdist_object.code_remote_path)
         if os.path.isfile(local_remote_code):
-            self.context.transfer_file(local_remote_code, remote_remote_code)
+            self.context.transfer_path(local_remote_code, remote_remote_code)
             cdist.exec.run_or_fail([remote_remote_code], remote_prefix=True)
 
         cdist_object.ran = True
diff --git a/lib/cdist/context.py b/lib/cdist/context.py
index fb00b423..a4fdbca5 100644
--- a/lib/cdist/context.py
+++ b/lib/cdist/context.py
@@ -99,11 +99,11 @@ class Context:
         # "other globals referenced by the __del__() method may already have been deleted 
         # or in the process of being torn down (e.g. the import machinery shutting down)"
         #
-        log.debug("Saving" + self.base_path + "to " + self.cache_path)
+        log.debug("Saving " + self.out_path + " to " + self.cache_path)
         # Remove previous cache
         if os.path.exists(self.cache_path):
             shutil.rmtree(self.cache_path)
-        shutil.move(self.base_path, self.cache_path)
+        shutil.move(self.out_path, self.cache_path)
 
     def __init_out_paths(self):
         """Initialise output directory structure"""
diff --git a/lib/cdist/test/test_banner.py b/lib/cdist/test/test_banner.py
new file mode 100644
index 00000000..4b0ab6ac
--- /dev/null
+++ b/lib/cdist/test/test_banner.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# 2011 Nico Schottelius (nico-cdist at schottelius.org)
+#
+# This file is part of cdist.
+#
+# cdist 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.
+#
+# cdist 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 cdist. If not, see <http://www.gnu.org/licenses/>.
+#
+#
+
+import io
+import sys
+import unittest
+
+import cdist
+import cdist.banner
+
+class Banner(unittest.TestCase):
+    def setUp(self):
+        self.banner = cdist.BANNER + "\n"
+
+    def test_banner_output(self):
+        """Check that printed banner equals saved banner"""
+        output = io.StringIO()
+
+        sys.stdout = output
+
+        cdist.banner.banner(None)
+        
+        self.assertEqual(output.getvalue(), self.banner)