1 files changed, 73 insertions, 0 deletions
diff --git a/gr-blocks/python/blocks/qa_argmax.py b/gr-blocks/python/blocks/qa_argmax.py
new file mode 100644
index 0000000000..ec82b71cd4
--- /dev/null
+++ b/gr-blocks/python/blocks/qa_argmax.py
@@ -0,0 +1,73 @@
+#!/usr/bin/env python
+#
+# Copyright 2007,2010,2013 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 blocks_swig as blocks
+import math
+
+class test_arg_max(gr_unittest.TestCase):
+
+    def setUp(self):
+        self.tb = gr.top_block()
+
+    def tearDown(self):
+        self.tb = None
+
+    def test_001(self):
+        tb = self.tb
+
+        src1_data = (0,0.2,-0.3,0,12,0)
+        src2_data = (0,0.0,3.0,0,10,0)
+        src3_data = (0,0.0,3.0,0,1,0)
+
+        src1 = gr.vector_source_f(src1_data)
+        s2v1 = blocks.stream_to_vector(gr.sizeof_float, len(src1_data))
+        tb.connect(src1, s2v1)
+
+        src2 = gr.vector_source_f(src2_data)
+        s2v2 = blocks.stream_to_vector(gr.sizeof_float, len(src1_data))
+        tb.connect(src2, s2v2)
+
+        src3 = gr.vector_source_f(src3_data)
+        s2v3 = blocks.stream_to_vector(gr.sizeof_float, len(src1_data))
+        tb.connect(src3, s2v3)
+
+        dst1 = gr.vector_sink_s()
+        dst2 = gr.vector_sink_s()
+        argmax = blocks.argmax_fs(len(src1_data))
+
+        tb.connect(s2v1, (argmax, 0))
+        tb.connect(s2v2, (argmax, 1))
+        tb.connect(s2v3, (argmax, 2))
+
+        tb.connect((argmax,0), dst1)
+        tb.connect((argmax,1), dst2)
+
+        tb.run()
+        index = dst1.data()
+        source = dst2.data()
+        self.assertEqual(index, (4,))
+        self.assertEqual(source, (0,))
+
+if __name__ == '__main__':
+    gr_unittest.run(test_arg_max, "test_arg_max.xml")
+