X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=gnuradio-core%2Fsrc%2Fpython%2Fgnuradio%2Fgr%2Fqa_sig_source.py;h=058890c4fd022099e2a516bcfa64dd891661abb9;hb=ea29b08aeb54227e6628f655ccfdb96fe4d8c378;hp=2fa694c7ab8e9515f333935881f24775043a6f56;hpb=09a1e803a9e6587c78d20cdf16891e5295874668;p=debian%2Fgnuradio diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_sig_source.py b/gnuradio-core/src/python/gnuradio/gr/qa_sig_source.py index 2fa694c7..058890c4 100755 --- a/gnuradio-core/src/python/gnuradio/gr/qa_sig_source.py +++ b/gnuradio-core/src/python/gnuradio/gr/qa_sig_source.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 # @@ -26,58 +26,130 @@ import math class test_sig_source (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_const_f (self): - fg = self.fg + tb = self.tb expected_result = (1.5, 1.5, 1.5, 1.5, 1.5, 1.5, 1.5, 1.5, 1.5, 1.5) src1 = gr.sig_source_f (1e6, gr.GR_CONST_WAVE, 0, 1.5) op = gr.head (gr.sizeof_float, 10) dst1 = gr.vector_sink_f () - fg.connect (src1, op) - fg.connect (op, dst1) - fg.run () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () dst_data = dst1.data () self.assertEqual (expected_result, dst_data) def test_const_i (self): - fg = self.fg + tb = self.tb expected_result = (1, 1, 1, 1) src1 = gr.sig_source_i (1e6, gr.GR_CONST_WAVE, 0, 1) op = gr.head (gr.sizeof_int, 4) dst1 = gr.vector_sink_i () - fg.connect (src1, op) - fg.connect (op, dst1) - fg.run () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () dst_data = dst1.data () self.assertEqual (expected_result, dst_data) def test_sine_f (self): - fg = self.fg + tb = self.tb sqrt2 = math.sqrt(2) / 2 expected_result = (0, sqrt2, 1, sqrt2, 0, -sqrt2, -1, -sqrt2, 0) src1 = gr.sig_source_f (8, gr.GR_SIN_WAVE, 1.0, 1.0) op = gr.head (gr.sizeof_float, 9) dst1 = gr.vector_sink_f () - fg.connect (src1, op) - fg.connect (op, dst1) - fg.run () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () dst_data = dst1.data () self.assertFloatTuplesAlmostEqual (expected_result, dst_data, 5) def test_cosine_f (self): - fg = self.fg + tb = self.tb sqrt2 = math.sqrt(2) / 2 expected_result = (1, sqrt2, 0, -sqrt2, -1, -sqrt2, 0, sqrt2, 1) src1 = gr.sig_source_f (8, gr.GR_COS_WAVE, 1.0, 1.0) op = gr.head (gr.sizeof_float, 9) dst1 = gr.vector_sink_f () - fg.connect (src1, op) - fg.connect (op, dst1) - fg.run () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () + dst_data = dst1.data () + self.assertFloatTuplesAlmostEqual (expected_result, dst_data, 5) + + def test_sqr_c (self): + tb = self.tb #arg6 is a bit before -PI/2 + expected_result = (1j, 1j, 0, 0, 1, 1, 1+0j, 1+1j, 1j) + src1 = gr.sig_source_c (8, gr.GR_SQR_WAVE, 1.0, 1.0) + op = gr.head (gr.sizeof_gr_complex, 9) + dst1 = gr.vector_sink_c () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () + dst_data = dst1.data () + self.assertEqual (expected_result, dst_data) + + def test_tri_c (self): + tb = self.tb + expected_result = (1+.5j, .75+.75j, .5+1j, .25+.75j, 0+.5j, .25+.25j, .5+0j, .75+.25j, 1+.5j) + src1 = gr.sig_source_c (8, gr.GR_TRI_WAVE, 1.0, 1.0) + op = gr.head (gr.sizeof_gr_complex, 9) + dst1 = gr.vector_sink_c () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () + dst_data = dst1.data () + self.assertComplexTuplesAlmostEqual (expected_result, dst_data, 5) + + def test_saw_c (self): + tb = self.tb + expected_result = (.5+.25j, .625+.375j, .75+.5j, .875+.625j, 0+.75j, .125+.875j, .25+1j, .375+.125j, .5+.25j) + src1 = gr.sig_source_c (8, gr.GR_SAW_WAVE, 1.0, 1.0) + op = gr.head (gr.sizeof_gr_complex, 9) + dst1 = gr.vector_sink_c () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () + dst_data = dst1.data () + self.assertComplexTuplesAlmostEqual (expected_result, dst_data, 5) + + def test_sqr_f (self): + tb = self.tb + expected_result = (0, 0, 0, 0, 1, 1, 1, 1, 0) + src1 = gr.sig_source_f (8, gr.GR_SQR_WAVE, 1.0, 1.0) + op = gr.head (gr.sizeof_float, 9) + dst1 = gr.vector_sink_f () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () + dst_data = dst1.data () + self.assertEqual (expected_result, dst_data) + + def test_tri_f (self): + tb = self.tb + expected_result = (1, .75, .5, .25, 0, .25, .5, .75, 1) + src1 = gr.sig_source_f (8, gr.GR_TRI_WAVE, 1.0, 1.0) + op = gr.head (gr.sizeof_float, 9) + dst1 = gr.vector_sink_f () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () + dst_data = dst1.data () + self.assertFloatTuplesAlmostEqual (expected_result, dst_data, 5) + + def test_saw_f (self): + tb = self.tb + expected_result = (.5, .625, .75, .875, 0, .125, .25, .375, .5) + src1 = gr.sig_source_f (8, gr.GR_SAW_WAVE, 1.0, 1.0) + op = gr.head (gr.sizeof_float, 9) + dst1 = gr.vector_sink_f () + tb.connect (src1, op) + tb.connect (op, dst1) + tb.run () dst_data = dst1.data () self.assertFloatTuplesAlmostEqual (expected_result, dst_data, 5)