1 files changed, 55 insertions, 0 deletions
diff --git a/gr-digital/python/qa_binary_slicer_fb.py b/gr-digital/python/qa_binary_slicer_fb.py
new file mode 100755
index 000000000..944dc1b5a
--- /dev/null
+++ b/gr-digital/python/qa_binary_slicer_fb.py
@@ -0,0 +1,55 @@
+#!/usr/bin/env python
+#
+# Copyright 2011 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 digital_swig
+import math, random
+
+class test_constellation_decoder (gr_unittest.TestCase):
+
+    def setUp (self):
+        self.tb = gr.top_block ()
+
+    def tearDown (self):
+        self.tb = None
+
+    def test_binary_slicer_fb (self):
+	expected_result = ( 0, 1,  0,  0, 1, 1,  0,  0,  0, 1, 1, 1,  0, 1, 1, 1, 1)
+  	src_data =        (-1, 1, -1, -1, 1, 1, -1, -1, -1, 1, 1, 1, -1, 1, 1, 1, 1)
+        src_data = [s + (1 - random.random()) for s in src_data] # add some noise
+        src = gr.vector_source_f (src_data)
+        op = digital_swig.binary_slicer_fb ()
+        dst = gr.vector_sink_b ()
+
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()               # run the graph and wait for it to finish
+
+        actual_result = dst.data ()  # fetch the contents of the sink
+	#print "actual result", actual_result
+	#print "expected result", expected_result
+        self.assertFloatTuplesAlmostEqual (expected_result, actual_result)
+
+
+if __name__ == '__main__':
+    gr_unittest.run(test_constellation_decoder, "test_constellation_decoder.xml")
+