def round_read_write_message(self, schema, message):
schema_dir = os.environ['INTERCHANGE_SCHEMA_PATH']
schema = get_schema(schema_dir, schema)
for format1 in FORMATS:
f = io.BytesIO()
write_format(message, format1, f)
f.seek(0)
message_out = read_format(schema, format1, f)
compare_capnp(self, message, message_out)
for format2 in FORMATS:
f2 = io.BytesIO()
write_format(message_out, format2, f2)
f2.seek(0)
message_out2 = read_format(schema, format2, f2)
compare_capnp(self, message, message_out2)
compare_capnp(self, message_out, message_out2)
def setUp(self):
schema = get_schema(os.environ['INTERCHANGE_SCHEMA_PATH'], 'device',
'Device.Constraints')
path = os.path.join(__dir__, 'data', 'series7_constraints.yaml')
with open(path, 'rb') as f:
constraints = read_format(schema, 'yaml', f)
self.model = Constraints()
self.model.read_constraints(constraints)
interchange = Interchange(
schema_directory=os.environ['INTERCHANGE_SCHEMA_PATH'])
phys_netlist = example_physical_netlist()
with open(
os.path.join(os.environ['DEVICE_RESOURCE_PATH'],
phys_netlist.part + '.device'), 'rb') as f:
device = interchange.read_device_resources(f)
self.placement_oracle = PlacementOracle()
self.placement_oracle.add_sites_from_device(device)
def test_patch_series7_constraints(self):
phys_netlist = example_physical_netlist()
interchange = Interchange(
schema_directory=os.environ['INTERCHANGE_SCHEMA_PATH'])
with open(
os.path.join(os.environ['DEVICE_RESOURCE_PATH'],
phys_netlist.part + '.device'), 'rb') as f:
dev_message = interchange.read_device_resources_raw(f)
dev_message = dev_message.as_builder()
path = os.path.join(__dir__, 'data', 'series7_constraints.yaml')
with open(path, 'rb') as f:
patch_capnp(dev_message, ['constraints'], 'yaml', f)
schema = get_schema(os.environ['INTERCHANGE_SCHEMA_PATH'], 'device',
'Device.Constraints')
with open(path, 'rb') as f:
series7 = read_format(schema, 'yaml', f)
compare_capnp(self, series7, dev_message.constraints)
def test_parse_ecp5_constraints(self):
schema = get_schema(os.environ['INTERCHANGE_SCHEMA_PATH'], 'device',
'Device.Constraints')
path = os.path.join(__dir__, 'data', 'ecp5_constraints.yaml')
with open(path, 'rb') as f:
_ = read_format(schema, 'yaml', f)