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diff --git a/src/leap/common/testing/basetest.py b/src/leap/common/testing/basetest.py
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+# -*- coding: utf-8 -*-
+# leap.common.testing.basetest.py
+# Copyright (C) 2013 LEAP
+#
+# 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/>.
+"""
+Common testing facilities
+"""
+import os
+import platform
+import shutil
+import tempfile
+
+try:
+    import unittest2 as unittest
+except ImportError:
+    import unittest
+
+from leap.common.files import mkdir_p, check_and_fix_urw_only
+
+_system = platform.system()
+
+
+class BaseLeapTest(unittest.TestCase):
+    """
+    Base Leap TestCase
+    """
+
+    __name__ = "leap_test"
+
+    @classmethod
+    def setUpClass(cls):
+        cls.old_path = os.environ['PATH']
+        cls.old_home = os.environ['HOME']
+        cls.tempdir = tempfile.mkdtemp(prefix="leap_tests-")
+        cls.home = cls.tempdir
+        bin_tdir = os.path.join(
+            cls.tempdir,
+            'bin')
+        os.environ["PATH"] = bin_tdir
+        os.environ["HOME"] = cls.tempdir
+
+    @classmethod
+    def tearDownClass(cls):
+        os.environ["PATH"] = cls.old_path
+        os.environ["HOME"] = cls.old_home
+        # safety check
+        assert cls.tempdir.startswith('/tmp/leap_tests-')
+        shutil.rmtree(cls.tempdir)
+
+    # you have to override these methods
+    # this way we ensure we did not put anything
+    # here that you can forget to call.
+
+    def setUp(self):
+        raise NotImplementedError("abstract base class")
+
+    def tearDown(self):
+        raise NotImplementedError("abstract base class")
+
+    #
+    # helper methods
+    #
+
+    def get_tempfile(self, filename):
+        return os.path.join(self.tempdir, filename)
+
+    def _missing_test_for_plat(self, do_raise=False):
+        if do_raise:
+            raise NotImplementedError(
+                "This test is not implemented "
+                "for the running platform: %s" %
+                _system)
+
+    def touch(self, filepath):
+        folder, filename = os.path.split(filepath)
+        if not os.path.isdir(folder):
+            mkdir_p(folder)
+        # XXX should move to test_basetest
+        self.assertTrue(os.path.isdir(folder))
+
+        with open(filepath, 'w') as fp:
+            fp.write(' ')
+
+        # XXX should move to test_basetest
+        self.assertTrue(os.path.isfile(filepath))
+
+    def chmod600(self, filepath):
+        check_and_fix_urw_only(filepath)