def test_misfed_serialization(self):
covdata = CoverageData(no_disk=True)
bad_data = b'Hello, world!\x07 ' + b'z' * 100
msg = r"Unrecognized serialization: {} \(head of {} bytes\)".format(
re.escape(repr(bad_data[:40])),
len(bad_data),
)
with self.assertRaisesRegex(CoverageException, msg):
covdata.loads(bad_data)
def test_misfed_serialization(self):
covdata = CoverageData(no_disk=True)
bad_data = b'Hello, world!\x07 ' + b'z' * 100
msg = r"Unrecognized serialization: {} \(head of {} bytes\)".format(
re.escape(repr(bad_data[:40])),
len(bad_data),
)
with pytest.raises(DataError, match=msg):
covdata.loads(bad_data)
def test_serialization(self):
covdata1 = CoverageData(no_disk=True)
covdata1.add_lines(LINES_1)
covdata1.add_lines(LINES_2)
serial = covdata1.dumps()
covdata2 = CoverageData(no_disk=True)
covdata2.loads(serial)
self.assert_line_counts(covdata2, SUMMARY_1_2)
self.assert_measured_files(covdata2, MEASURED_FILES_1_2)
def testnodedown(self, node, error):
"""Collect data file name from worker."""
# If worker doesn't return any data then it is likely that this
# plugin didn't get activated on the worker side.
output = workeroutput(node, {})
if 'cov_worker_node_id' not in output:
self.failed_workers.append(node)
return
# If worker is not collocated then we must save the data file
# that it returns to us.
if 'cov_worker_data' in output:
data_suffix = '%s.%s.%06d.%s' % (
socket.gethostname(), os.getpid(),
random.randint(0, 999999),
output['cov_worker_node_id']
)
cov = coverage.Coverage(source=self.cov_source,
branch=self.cov_branch,
data_suffix=data_suffix,
config_file=self.cov_config)
cov.start()
if coverage.version_info < (5, 0):
data = CoverageData()
data.read_fileobj(StringIO(output['cov_worker_data']))
cov.data.update(data)
else:
data = CoverageData(no_disk=True)
data.loads(output['cov_worker_data'])
cov.get_data().update(data)
cov.stop()
cov.save()
path = output['cov_worker_path']
self.cov.config.paths['source'].append(path)
# Record the worker types that contribute to the data file.
rinfo = node.gateway._rinfo()
node_desc = self.get_node_desc(rinfo.platform, rinfo.version_info)
self.node_descs.add(node_desc)
