def test_core_output_stream_contract(self):
input_stream = PacketizedStream(32)
device_input_stream: BasicStream
def core_producer(i):
nonlocal device_input_stream
device_input_stream = i
return LegalStreamSource(i.clone())
dut = GenericMetadataWrapper(input_stream, core_producer)
verify_stream_output_contract(dut, stream_output=device_input_stream, support_modules=(LegalStreamSource(input_stream),))
def test_burster_stream_output(self):
i = BasicStream(32)
verify_stream_output_contract(AxiReaderBurster(i),
support_modules=(LegalStreamSource(i), ))
def test_reader_stream_output(self):
axi = AxiEndpoint(addr_bits=32, data_bits=64, lite=False, id_bits=12)
verify_stream_output_contract(AxiReader(BasicStream(32), axi),
support_modules=(LegalStreamSource(
axi.read_data), ))
def test_output_stream_contract(self):
input_stream = PacketizedStream(32)
dut = LastWrapper(input_stream, lambda i: BufferedSyncStreamFIFO(i, 10), last_rle_bits=3)
verify_stream_output_contract(dut, support_modules=(LegalStreamSource(input_stream),))
def test_output_stream_contract(self):
input_stream = PacketizedStream(32)
dut = GenericMetadataWrapper(input_stream, lambda i: BufferedSyncStreamFIFO(i, 10))
verify_stream_output_contract(dut, support_modules=(LegalStreamSource(input_stream),))
def test_legal_stream_source(self):
verify_stream_output_contract(LegalStreamSource(BasicStream(32)))
def test_catch_dont_wait_for_ready(self):
with self.assertRaises(AssertionError):
verify_stream_output_contract(
BrokenStreamSource("dont_wait_for_ready"))
def test_catch_changing_payload(self):
with self.assertRaises(AssertionError):
verify_stream_output_contract(
BrokenStreamSource("payload_unsteady"))
def test_catch_valid_depends_on_ready(self):
with self.assertRaises(AssertionError):
verify_stream_output_contract(BrokenStreamSource("valid_is_ready"))
def test_output_stream_properties(self):
input = VariableWidthStream(32)
verify_stream_output_contract(BitStuffer(input, 32), support_modules=(LegalStreamSource(input),))