diff --git a/test/bug.856.t b/test/bug.856.t
deleted file mode 100755
index 59bbec203..000000000
--- a/test/bug.856.t
+++ /dev/null
@@ -1,68 +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 => 6;
-
-# 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";
-  close $fh;
-}
-
-# Bug 856: "task list project.none:" does not work.
-# Note: Not using "assigned" and "unassigned" because one is a subset of the
-# other.
-qx{../src/task rc:$rc add assigned project:X 2>&1};
-qx{../src/task rc:$rc add floating 2>&1};
-
-my $output = qx{../src/task rc:$rc ls project: 2>&1};
-like   ($output, qr/floating/, "$ut: project:  matches floating");
-unlike ($output, qr/assigned/, "$ut: project:  does not match assigned");
-
-$output = qx{../src/task rc:$rc ls project:'' 2>&1};
-like   ($output, qr/floating/, "$ut: project:\'\'  matches floating");
-unlike ($output, qr/assigned/, "$ut: project:\'\'  does not match assigned");
-
-$output = qx{../src/task rc:$rc ls project.none: 2>&1};
-like   ($output, qr/floating/, "$ut: project.none:  matches floating");
-unlike ($output, qr/assigned/, "$ut: project.none:  does not match assigned");
-
-# Cleanup.
-unlink qw(pending.data completed.data undo.data backlog.data), $rc;
-exit 0;
-
diff --git a/test/project.t b/test/project.t
index 87ff84b04..e266e8b2b 100755
--- a/test/project.t
+++ b/test/project.t
@@ -261,6 +261,30 @@ class TestBug906(TestCase):
         self.assertNotIn("one", out)
         self.assertIn("two", out)
 
+class TestBug856(TestCase):
+    def setUp(self):
+        self.t = Task()
+
+    def test_project_hierarchy_filter(self):
+        """Test project.none: works
+
+           Bug 856: "task list project.none:" does not work.
+        """
+        self.t("add assigned project:X")
+        self.t("add floating")
+
+        code, out, err = self.t("project: ls")
+        self.assertIn("floating", out)
+        self.assertNotIn("assigned", out)
+
+        code, out, err = self.t("project:\'\' ls")
+        self.assertIn("floating", out)
+        self.assertNotIn("assigned", out)
+
+        code, out, err = self.t("project.none: ls")
+        self.assertIn("floating", out)
+        self.assertNotIn("assigned", out)
+
 
 if __name__ == "__main__":
     from simpletap import TAPTestRunner