diff --git a/test/bug.1065.t b/test/bug.1065.t
deleted file mode 100755
index 4ae494d5c..000000000
--- a/test/bug.1065.t
+++ /dev/null
@@ -1,78 +0,0 @@
-#! /usr/bin/env perl
-################################################################################
-##
-## Copyright 2006 - 2015, Paul Beckingham, Federico Hernandez.
-##
-## Permission is hereby granted, free of charge, to any person obtaining a copy
-## of this software and associated documentation files (the "Software"), to deal
-## in the Software without restriction, including without limitation the rights
-## to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-## copies of the Software, and to permit persons to whom the Software is
-## furnished to do so, subject to the following conditions:
-##
-## The above copyright notice and this permission notice shall be included
-## in all copies or substantial portions of the Software.
-##
-## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-## OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-## FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-## THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-## LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-## OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-## SOFTWARE.
-##
-## http://www.opensource.org/licenses/mit-license.php
-##
-################################################################################
-
-use strict;
-use warnings;
-use Test::More tests => 12;
-
-# Ensure environment has no influence.
-delete $ENV{'TASKDATA'};
-delete $ENV{'TASKRC'};
-
-use File::Basename;
-my $ut = basename ($0);
-my $rc = $ut . '.rc';
-
-# Create the rc file.
-if (open my $fh, '>', $rc)
-{
-  print $fh "data.location=.\n";
-  print $fh "alias.xyzzyx=status:waiting\n";
-  print $fh "imnotrecognized=kai\n";
-
-  close $fh;
-}
-
-# Bug 1065 - CmdShow should not display the differ message if no non-default in matched elements.
-my $output = qx{../src/task rc:$rc show alias 2>&1};
-ok ($? == 0, "$ut: Exit status check");
-like ($output, qr/Some of your .taskrc variables differ from the default values./, "$ut: Message is shown when non-default matches in pattern");
-
-$output = qx{../src/task rc:$rc show 2>&1};
-ok ($? == 0, "$ut: Exit status check");
-like ($output, qr/Some of your .taskrc variables differ from the default values./, "$ut: Message is shown when non-default matches in all");
-
-$output = qx{../src/task rc:$rc show report.overdue 2>&1};
-ok ($? == 0, "$ut: Exit status check");
-unlike ($output, qr/Some of your .taskrc variables differ/, "$ut: Message is not shown when no non-default matches in pattern");
-
-# Bug 1065 - CmdShow should not display the unrecognized message if no non-default in matched elements.
-$output = qx{../src/task rc:$rc show notrecog 2>&1};
-ok ($? == 0, "$ut: Exit status check");
-like ($output, qr/Your .taskrc file contains these unrecognized variables:/, "$ut: Message is shown when unrecognized matches in pattern");
-
-$output = qx{../src/task rc:$rc show 2>&1};
-ok ($? == 0, "$ut: Exit status check");
-like ($output, qr/Your .taskrc file contains these unrecognized variables:/, "$ut: Message is shown when unrecognized matches in all");
-
-$output = qx{../src/task rc:$rc show report.overdue 2>&1};
-ok ($? == 0, "$ut: Exit status check");
-unlike ($output, qr/unrecognized variables/, "$ut: Message is not shown when no non-default matches in pattern");
-
-# Cleanup.
-unlink qw(pending.data completed.data undo.data backlog.data), $rc;
-exit 0;
diff --git a/test/custom.config.t b/test/custom.config.t
new file mode 100755
index 000000000..05f056a99
--- /dev/null
+++ b/test/custom.config.t
@@ -0,0 +1,95 @@
+#!/usr/bin/env python2.7
+# -*- coding: utf-8 -*-
+###############################################################################
+#
+# Copyright 2006 - 2015, Paul Beckingham, Federico Hernandez.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+#
+# http://www.opensource.org/licenses/mit-license.php
+#
+###############################################################################
+
+import sys
+import os
+import unittest
+# Ensure python finds the local simpletap module
+sys.path.append(os.path.dirname(os.path.abspath(__file__)))
+
+from basetest import Task, TestCase, Taskd, ServerTestCase
+
+
+class TestCustomConfig(TestCase):
+    def setUp(self):
+        self.t = Task()
+
+        self.t.config("alias.xyzzyx", "status:waiting")
+        self.t.config("imnotrecognized", "kai")
+
+        self.DIFFER_MSG = ("Some of your .taskrc variables differ from the "
+                           "default values.")
+        self.NOT_RECOG_MSG = ("Your .taskrc file contains these unrecognized "
+                              "variables:")
+
+    def test_show_alias(self):
+        """task show <filter> - warns when non-default values are matched
+
+        Reported in bug 1065
+        """
+        code, out, err = self.t(("show", "alias"))
+
+        self.assertIn(self.DIFFER_MSG, out)
+        self.assertNotIn(self.NOT_RECOG_MSG, out)
+
+    def test_show(self):
+        """task show - warns when non-default values are matched
+
+        Reported in bug 1065
+        """
+        code, out, err = self.t(("show",))
+
+        self.assertIn(self.DIFFER_MSG, out)
+        self.assertIn(self.NOT_RECOG_MSG, out)
+
+    def test_show_report_overdue(self):
+        """task show <filter> - no warn when no non-default values are matched
+
+        Reported in bug 1065
+        """
+        code, out, err = self.t(("show", "report.overdue"))
+
+        self.assertNotIn(self.DIFFER_MSG, out)
+        self.assertNotIn(self.NOT_RECOG_MSG, out)
+
+    def test_show_notrecog(self):
+        """task show <filter> - warns when unrecognized values are matched
+
+        Reported in bug 1065
+        """
+        code, out, err = self.t(("show", "notrecog"))
+
+        self.assertNotIn(self.DIFFER_MSG, out)
+        self.assertIn(self.NOT_RECOG_MSG, out)
+
+
+if __name__ == "__main__":
+    from simpletap import TAPTestRunner
+    unittest.main(testRunner=TAPTestRunner())
+
+# vim: ai sts=4 et sw=4