Imported Upstream version 3.2.2

[debian/gnuradio] / gnuradio-core / src / python / gnuradio / gr / qa_iir.py

diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_iir.py b/gnuradio-core/src/python/gnuradio/gr/qa_iir.py
index 2131d8c731ed0f3883b0ee040ff725a5bb4389b4..833285077aa5eb04757705f1e90f494d54d35ae5 100755 (executable)
--- a/gnuradio-core/src/python/gnuradio/gr/qa_iir.py
+++ b/gnuradio-core/src/python/gnuradio/gr/qa_iir.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Copyright 2004 Free Software Foundation, Inc.
+# Copyright 2004,2007 Free Software Foundation, Inc.
 # 
 # This file is part of GNU Radio
 # 
@@ -25,10 +25,10 @@ from gnuradio import gr, gr_unittest
 class test_iir (gr_unittest.TestCase):
 
     def setUp (self):
-        self.fg = gr.flow_graph ()
+        self.tb = gr.top_block ()
 
     def tearDown (self):
-        self.fg = None
+        self.tb = None
 
     def test_iir_direct_001 (self):
         src_data = (1, 2, 3, 4, 5, 6, 7, 8)
@@ -38,9 +38,9 @@ class test_iir (gr_unittest.TestCase):
         src = gr.vector_source_f (src_data)
         op = gr.iir_filter_ffd (fftaps, fbtaps)
         dst = gr.vector_sink_f ()
-        self.fg.connect (src, op)
-        self.fg.connect (op, dst)
-        self.fg.run ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
         result_data = dst.data ()
         self.assertFloatTuplesAlmostEqual (expected_result, result_data)
 
@@ -52,9 +52,9 @@ class test_iir (gr_unittest.TestCase):
         src = gr.vector_source_f (src_data)
         op = gr.iir_filter_ffd (fftaps, fbtaps)
         dst = gr.vector_sink_f ()
-        self.fg.connect (src, op)
-        self.fg.connect (op, dst)
-        self.fg.run ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
         result_data = dst.data ()
         self.assertFloatTuplesAlmostEqual (expected_result, result_data)
 
@@ -66,9 +66,9 @@ class test_iir (gr_unittest.TestCase):
         src = gr.vector_source_f (src_data)
         op = gr.iir_filter_ffd (fftaps, fbtaps)
         dst = gr.vector_sink_f ()
-        self.fg.connect (src, op)
-        self.fg.connect (op, dst)
-        self.fg.run ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
         result_data = dst.data ()
         self.assertFloatTuplesAlmostEqual (expected_result, result_data)
 
@@ -80,9 +80,9 @@ class test_iir (gr_unittest.TestCase):
         src = gr.vector_source_f (src_data)
         op = gr.iir_filter_ffd (fftaps, fbtaps)
         dst = gr.vector_sink_f ()
-        self.fg.connect (src, op)
-        self.fg.connect (op, dst)
-        self.fg.run ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
         result_data = dst.data ()
         self.assertFloatTuplesAlmostEqual (expected_result, result_data)
 
@@ -94,18 +94,13 @@ class test_iir (gr_unittest.TestCase):
         src = gr.vector_source_f (src_data)
         op = gr.iir_filter_ffd (fftaps, fbtaps)
         dst = gr.vector_sink_f ()
-        self.fg.connect (src, op)
-        self.fg.connect (op, dst)
-        self.fg.run ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
         result_data = dst.data ()
         self.assertFloatTuplesAlmostEqual (expected_result, result_data)
 
     def test_iir_direct_006 (self):
-        fftaps = (2, 11,  0)
-        fbtaps = (0,  -1)
-        self.assertRaises ((RuntimeError, ValueError), gr.iir_filter_ffd, fftaps, fbtaps)
-
-    def test_iir_direct_007 (self):
         src_data = (1, 2, 3, 4, 5, 6, 7, 8)
         expected_result = (2, 13, 21, 59, 58, 186, 68, 583)
         fftaps = (2, 1)
@@ -116,19 +111,48 @@ class test_iir (gr_unittest.TestCase):
         fbtaps = (0,  -1, 3)
         op.set_taps (fftaps, fbtaps)
         dst = gr.vector_sink_f ()
-        self.fg.connect (src, op)
-        self.fg.connect (op, dst)
-        self.fg.run ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
         result_data = dst.data ()
         self.assertFloatTuplesAlmostEqual (expected_result, result_data)
 
-    def test_iir_direct_008 (self):
+    def test_iir_direct_007 (self):
+        src_data = (1, 2, 3, 4, 5, 6, 7, 8)
+        expected_result = (2,2,5,5,8,8,11,11)
         fftaps = (2, 1)
         fbtaps = (0, -1)
+        src = gr.vector_source_f (src_data)
         op = gr.iir_filter_ffd (fftaps, fbtaps)
-        fftaps = (2, 11)
-        fbtaps = (0,  -1, 3)
-        self.assertRaises ((RuntimeError, ValueError), op.set_taps, fftaps, fbtaps)
+        fftaps = (2,0,1)
+        fbtaps = (0, -1)
+        op.set_taps (fftaps, fbtaps)
+        dst = gr.vector_sink_f ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
+        result_data = dst.data ()
+        self.assertFloatTuplesAlmostEqual (expected_result, result_data)
+        
+    def test_iir_direct_008 (self):
+        src_data = (1, 2, 3, 4, 5, 6, 7, 8)
+        expected_result = (2,4,4,10,18,14,26,56)
+        fftaps = (2,)
+        fbtaps = (0, 1)
+        src = gr.vector_source_f (src_data)
+        op = gr.iir_filter_ffd (fftaps, fbtaps)
+        fftaps_data = (1)
+        fbtaps = (0,0, -1,3)
+        op.set_taps (fftaps, fbtaps)
+        dst = gr.vector_sink_f ()
+        self.tb.connect (src, op)
+        self.tb.connect (op, dst)
+        self.tb.run ()
+        result_data = dst.data ()
+        self.assertFloatTuplesAlmostEqual (expected_result, result_data)
+        
+        
+
 
 if __name__ == '__main__':
     gr_unittest.main ()