2 files changed, 72 insertions, 5 deletions
diff --git a/gnuradio-core/src/python/gnuradio/gr/prefs.py b/gnuradio-core/src/python/gnuradio/gr/prefs.py
index 644aea8483..25fa8cd6ae 100644
--- a/gnuradio-core/src/python/gnuradio/gr/prefs.py
+++ b/gnuradio-core/src/python/gnuradio/gr/prefs.py
@@ -27,6 +27,7 @@ import ConfigParser
 import os
 import os.path
 import sys
+import glob
 
 
 def _user_prefs_filename():
@@ -53,18 +54,18 @@ class _prefs(_prefs_base):
     invoke the methods in this python class.
     """
     def __init__(self):
-	_prefs_base.__init__(self)
-	self.cp = ConfigParser.RawConfigParser()
-	self.__getattr__ = lambda self, name: getattr(self.cp, name)
+        _prefs_base.__init__(self)
+        self.cp = ConfigParser.RawConfigParser()
+        self.__getattr__ = lambda self, name: getattr(self.cp, name)
 
     def _sys_prefs_filenames(self):
         dir = _sys_prefs_dirname()
         try:
-            fnames = os.listdir(dir)
+            fnames = glob.glob(os.path.join(dir, '*.conf'))
         except (IOError, OSError):
             return []
         fnames.sort()
-        return [os.path.join(dir, f) for f in fnames]
+        return fnames
 
     def _read_files(self):
         filenames = self._sys_prefs_filenames()
diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_endian_swap.py b/gnuradio-core/src/python/gnuradio/gr/qa_endian_swap.py
new file mode 100644
index 0000000000..4d2555cc4d
--- /dev/null
+++ b/gnuradio-core/src/python/gnuradio/gr/qa_endian_swap.py
@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+#
+# Copyright 2011,2012 Free Software Foundation, Inc.
+#
+# This file is part of GNU Radio
+#
+# GNU Radio 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, or (at your option)
+# any later version.
+#
+# GNU Radio 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 GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+
+from gnuradio import gr, gr_unittest
+import ctypes
+
+class test_endian_swap (gr_unittest.TestCase):
+
+    def setUp (self):
+        self.tb = gr.top_block ()
+
+    def tearDown (self):
+        self.tb = None
+
+    def test_001(self):
+
+        src_data = [1,2,3,4]
+        expected_result = [256, 512, 768, 1024];
+
+        src = gr.vector_source_s(src_data)
+        op = gr.endian_swap(2)
+        dst = gr.vector_sink_s()
+
+        self.tb.connect(src, op, dst)
+        self.tb.run()
+        result_data = list(dst.data())
+
+        self.assertEqual(expected_result, result_data)
+
+    def test_002(self):
+
+        src_data = [1,2,3,4]
+        expected_result = [16777216, 33554432, 50331648, 67108864];
+
+        src = gr.vector_source_i(src_data)
+        op = gr.endian_swap(4)
+        dst = gr.vector_sink_i()
+
+        self.tb.connect(src, op, dst)
+        self.tb.run()
+        result_data = list(dst.data())
+    
+        self.assertEqual(expected_result, result_data)
+
+if __name__ == '__main__':
+    gr_unittest.run(test_endian_swap, "test_endian_swap.xml")
+