Adds gr.integrate_XX for ss, ii, ff, and cc. Sums successive samples and decimates. Trunk passes distcheck.

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@8190 221aa14e-8319-0410-a670-987f0aec2ac5

1 files changed, 75 insertions, 0 deletions

diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_integrate.py b/gnuradio-core/src/python/gnuradio/gr/qa_integrate.py
new file mode 100755
index 000000000..fbd601e34
--- /dev/null
+++ b/gnuradio-core/src/python/gnuradio/gr/qa_integrate.py
@@ -0,0 +1,75 @@
+#!/usr/bin/env python
+#
+# Copyright 2008 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 math
+
+class test_integrate (gr_unittest.TestCase):
+
+    def setUp (self):
+        self.tb = gr.top_block ()
+
+    def tearDown (self):
+        self.tb = None
+
+    def test_000_ss(self):
+	src_data = (1, 2, 3, 4, 5, 6)
+	dst_data = (6, 15)
+	src = gr.vector_source_s(src_data)
+	itg = gr.integrate_ss(3)
+	dst = gr.vector_sink_s()
+	self.tb.connect(src, itg, dst)
+	self.tb.run()
+	self.assertEqual(dst_data, dst.data())
+	
+    def test_001_ii(self):
+	src_data = (1, 2, 3, 4, 5, 6)
+	dst_data = (6, 15)
+	src = gr.vector_source_i(src_data)
+	itg = gr.integrate_ii(3)
+	dst = gr.vector_sink_i()
+	self.tb.connect(src, itg, dst)
+	self.tb.run()
+	self.assertEqual(dst_data, dst.data())
+	
+    def test_002_ff(self):
+	src_data = [1.0, 2.0, 3.0, 4.0, 5.0, 6.0]
+	dst_data = [6.0, 15.0]
+	src = gr.vector_source_f(src_data)
+	itg = gr.integrate_ff(3)
+	dst = gr.vector_sink_f()
+	self.tb.connect(src, itg, dst)
+	self.tb.run()
+	self.assertFloatTuplesAlmostEqual(dst_data, dst.data(), 6)	
+
+    def test_003_cc(self):
+	src_data = [1.0+1.0j, 2.0+2.0j, 3.0+3.0j, 4.0+4.0j, 5.0+5.0j, 6.0+6.0j]
+	dst_data = [6.0+6.0j, 15.0+15.0j]
+	src = gr.vector_source_c(src_data)
+	itg = gr.integrate_cc(3)
+	dst = gr.vector_sink_c()
+	self.tb.connect(src, itg, dst)
+	self.tb.run()
+	self.assertComplexTuplesAlmostEqual(dst_data, dst.data(), 6)	
+
+if __name__ == '__main__':
+    gr_unittest.main ()