def test_001(self): N = 1000 outfile = "test_out.dat" detached = False samp_rate = 200000 key = pmt.intern("samp_rate") val = pmt.from_double(samp_rate) extras = pmt.make_dict() extras = pmt.dict_add(extras, key, val) data = sig_source_c(samp_rate, 1000, 1, N) src = blocks.vector_source_c(data) fsnk = blocks.file_meta_sink(gr.sizeof_gr_complex, outfile, samp_rate, 1, blocks.GR_FILE_FLOAT, True, 1000000, extras, detached) fsnk.set_unbuffered(True) self.tb.connect(src, fsnk) self.tb.run() fsnk.close() handle = open(outfile, "rb") header_str = handle.read(parse_file_metadata.HEADER_LENGTH) if (len(header_str) == 0): self.assertFalse() try: header = pmt.deserialize_str(header_str) except RuntimeError: self.assertFalse() info = parse_file_metadata.parse_header(header, False) extra_str = handle.read(info["extra_len"]) self.assertEqual(len(extra_str) > 0, True) handle.close() try: extra = pmt.deserialize_str(extra_str) except RuntimeError: self.assertFalse() extra_info = parse_file_metadata.parse_extra_dict(extra, info, False) self.assertEqual(info['rx_rate'], samp_rate) self.assertEqual(pmt.to_double(extra_info['samp_rate']), samp_rate) # Test file metadata source src.rewind() fsrc = blocks.file_meta_source(outfile, False) vsnk = blocks.vector_sink_c() tsnk = blocks.tag_debug(gr.sizeof_gr_complex, "QA") ssnk = blocks.vector_sink_c() self.tb.disconnect(src, fsnk) self.tb.connect(fsrc, vsnk) self.tb.connect(fsrc, tsnk) self.tb.connect(src, ssnk) self.tb.run() fsrc.close() # Test to make sure tags with 'samp_rate' and 'rx_rate' keys # were generated and received correctly. tags = tsnk.current_tags() for t in tags: if (pmt.eq(t.key, pmt.intern("samp_rate"))): self.assertEqual(pmt.to_double(t.value), samp_rate) elif (pmt.eq(t.key, pmt.intern("rx_rate"))): self.assertEqual(pmt.to_double(t.value), samp_rate) # Test that the data portion was extracted and received correctly. self.assertComplexTuplesAlmostEqual(vsnk.data(), ssnk.data(), 5) os.remove(outfile)
def test_001(self): N = 1000 outfile = "test_out.dat" detached = False samp_rate = 200000 key = pmt.pmt_intern("samp_rate") val = pmt.pmt_from_double(samp_rate) extras = pmt.pmt_make_dict() extras = pmt.pmt_dict_add(extras, key, val) extras_str = pmt.pmt_serialize_str(extras) data = sig_source_c(samp_rate, 1000, 1, N) src = gr.vector_source_c(data) fsnk = blocks.file_meta_sink( gr.sizeof_gr_complex, outfile, samp_rate, 1, blocks.GR_FILE_FLOAT, True, 1000000, extras_str, detached ) fsnk.set_unbuffered(True) self.tb.connect(src, fsnk) self.tb.run() fsnk.close() handle = open(outfile, "rb") header_str = handle.read(parse_file_metadata.HEADER_LENGTH) if len(header_str) == 0: self.assertFalse() try: header = pmt.pmt_deserialize_str(header_str) except RuntimeError: self.assertFalse() print header info = parse_file_metadata.parse_header(header, False) extra_str = handle.read(info["extra_len"]) self.assertGreater(len(extra_str), 0) handle.close() try: extra = pmt.pmt_deserialize_str(extra_str) except RuntimeError: self.assertFalse() extra_info = parse_file_metadata.parse_extra_dict(extra, info, False) self.assertEqual(info["rx_rate"], samp_rate) self.assertEqual(pmt.pmt_to_double(extra_info["samp_rate"]), samp_rate) # Test file metadata source src.rewind() fsrc = blocks.file_meta_source(outfile, False) vsnk = gr.vector_sink_c() tsnk = gr.tag_debug(gr.sizeof_gr_complex, "QA") ssnk = gr.vector_sink_c() self.tb.disconnect(src, fsnk) self.tb.connect(fsrc, vsnk) self.tb.connect(fsrc, tsnk) self.tb.connect(src, ssnk) self.tb.run() # Test to make sure tags with 'samp_rate' and 'rx_rate' keys # were generated and received correctly. tags = tsnk.current_tags() for t in tags: if pmt.pmt_eq(t.key, pmt.pmt_intern("samp_rate")): self.assertEqual(pmt.pmt_to_double(t.value), samp_rate) elif pmt.pmt_eq(t.key, pmt.pmt_intern("rx_rate")): self.assertEqual(pmt.pmt_to_double(t.value), samp_rate) # Test that the data portion was extracted and received correctly. self.assertComplexTuplesAlmostEqual(vsnk.data(), ssnk.data(), 5) os.remove(outfile)