def test_001_t (self):
"""
more advanced:
- 6 symbols per carrier
- 2 pilots per carrier
- have enough data for nearly 3 OFDM symbols
"""
tx_symbols = range(1, 16);
pilot_symbols = ((1j, 2j), (3j, 4j))
occupied_carriers = ((1, 3, 4, 11, 12, 14), (1, 2, 4, 11, 13, 14),)
pilot_carriers = ((2, 13), (3, 12))
expected_result = (0, 1, 1j, 2, 3, 0, 0, 0, 0, 0, 0, 4, 5, 2j, 6, 0,
0, 7, 8, 3j, 9, 0, 0, 0, 0, 0, 0, 10, 4j, 11, 12, 0,
0, 13, 1j, 14, 15, 0, 0, 0, 0, 0, 0, 0, 0, 2j, 0, 0)
fft_len = 16
mtu = 4096
tag_name = "len"
tag = gr.gr_tag_t()
tag.offset = 0
tag.key = pmt.pmt_string_to_symbol(tag_name)
tag.value = pmt.pmt_from_long(len(tx_symbols))
src = gr.vector_source_c(tx_symbols, (tag,), False, 1)
alloc = ofdm.carrier_allocator_cvc(fft_len,
occupied_carriers,
pilot_carriers,
pilot_symbols,
tag_name)
sink = gr.vector_sink_c(fft_len)
self.tb.connect(src, alloc, sink)
self.tb.run ()
self.assertEqual(sink.data(), expected_result)
def test_001_t (self):
"""
pretty simple
"""
fft_len = 6
tx_symbols = (1, 2, 3)
pilot_symbols = ((1j,),)
occupied_carriers = ((0, 1, 2),)
pilot_carriers = ((3,),)
expected_result = (1, 2, 3, 1j, 0, 0)
mtu = 128
tag_name = "len"
tag = gr.gr_tag_t()
tag.offset = 0
tag.key = pmt.pmt_string_to_symbol(tag_name)
tag.value = pmt.pmt_from_long(len(tx_symbols))
src = gr.vector_source_c(tx_symbols, (tag,), False, 1)
alloc = ofdm.carrier_allocator_cvc(fft_len,
occupied_carriers,
pilot_carriers,
pilot_symbols,
tag_name)
sink = gr.vector_sink_c(fft_len)
self.tb.connect(src, alloc, sink)
self.tb.run ()
self.assertEqual(sink.data(), expected_result)
