Linux lhjmq-records 5.15.0-118-generic #128-Ubuntu SMP Fri Jul 5 09:28:59 UTC 2024 x86_64
Your IP : 3.144.104.118
'''Test runner and result class for the regression test suite.
'''
import functools
import io
import sys
import time
import traceback
import unittest
class RegressionTestResult(unittest.TextTestResult):
USE_XML = False
def __init__(self, stream, descriptions, verbosity):
super().__init__(stream=stream, descriptions=descriptions,
verbosity=2 if verbosity else 0)
self.buffer = True
if self.USE_XML:
from xml.etree import ElementTree as ET
from datetime import datetime
self.__ET = ET
self.__suite = ET.Element('testsuite')
self.__suite.set('start', datetime.utcnow().isoformat(' '))
self.__e = None
self.__start_time = None
@classmethod
def __getId(cls, test):
try:
test_id = test.id
except AttributeError:
return str(test)
try:
return test_id()
except TypeError:
return str(test_id)
return repr(test)
def startTest(self, test):
super().startTest(test)
if self.USE_XML:
self.__e = e = self.__ET.SubElement(self.__suite, 'testcase')
self.__start_time = time.perf_counter()
def _add_result(self, test, capture=False, **args):
if not self.USE_XML:
return
e = self.__e
self.__e = None
if e is None:
return
ET = self.__ET
e.set('name', args.pop('name', self.__getId(test)))
e.set('status', args.pop('status', 'run'))
e.set('result', args.pop('result', 'completed'))
if self.__start_time:
e.set('time', f'{time.perf_counter() - self.__start_time:0.6f}')
if capture:
if self._stdout_buffer is not None:
stdout = self._stdout_buffer.getvalue().rstrip()
ET.SubElement(e, 'system-out').text = stdout
if self._stderr_buffer is not None:
stderr = self._stderr_buffer.getvalue().rstrip()
ET.SubElement(e, 'system-err').text = stderr
for k, v in args.items():
if not k or not v:
continue
e2 = ET.SubElement(e, k)
if hasattr(v, 'items'):
for k2, v2 in v.items():
if k2:
e2.set(k2, str(v2))
else:
e2.text = str(v2)
else:
e2.text = str(v)
@classmethod
def __makeErrorDict(cls, err_type, err_value, err_tb):
if isinstance(err_type, type):
if err_type.__module__ == 'builtins':
typename = err_type.__name__
else:
typename = f'{err_type.__module__}.{err_type.__name__}'
else:
typename = repr(err_type)
msg = traceback.format_exception(err_type, err_value, None)
tb = traceback.format_exception(err_type, err_value, err_tb)
return {
'type': typename,
'message': ''.join(msg),
'': ''.join(tb),
}
def addError(self, test, err):
self._add_result(test, True, error=self.__makeErrorDict(*err))
super().addError(test, err)
def addExpectedFailure(self, test, err):
self._add_result(test, True, output=self.__makeErrorDict(*err))
super().addExpectedFailure(test, err)
def addFailure(self, test, err):
self._add_result(test, True, failure=self.__makeErrorDict(*err))
super().addFailure(test, err)
def addSkip(self, test, reason):
self._add_result(test, skipped=reason)
super().addSkip(test, reason)
def addSuccess(self, test):
self._add_result(test)
super().addSuccess(test)
def addUnexpectedSuccess(self, test):
self._add_result(test, outcome='UNEXPECTED_SUCCESS')
super().addUnexpectedSuccess(test)
def get_xml_element(self):
if not self.USE_XML:
raise ValueError("USE_XML is false")
e = self.__suite
e.set('tests', str(self.testsRun))
e.set('errors', str(len(self.errors)))
e.set('failures', str(len(self.failures)))
return e
class QuietRegressionTestRunner:
def __init__(self, stream, buffer=False):
self.result = RegressionTestResult(stream, None, 0)
self.result.buffer = buffer
def run(self, test):
test(self.result)
return self.result
def get_test_runner_class(verbosity, buffer=False):
if verbosity:
return functools.partial(unittest.TextTestRunner,
resultclass=RegressionTestResult,
buffer=buffer,
verbosity=verbosity)
return functools.partial(QuietRegressionTestRunner, buffer=buffer)
def get_test_runner(stream, verbosity, capture_output=False):
return get_test_runner_class(verbosity, capture_output)(stream)
if __name__ == '__main__':
import xml.etree.ElementTree as ET
RegressionTestResult.USE_XML = True
class TestTests(unittest.TestCase):
def test_pass(self):
pass
def test_pass_slow(self):
time.sleep(1.0)
def test_fail(self):
print('stdout', file=sys.stdout)
print('stderr', file=sys.stderr)
self.fail('failure message')
def test_error(self):
print('stdout', file=sys.stdout)
print('stderr', file=sys.stderr)
raise RuntimeError('error message')
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(TestTests))
stream = io.StringIO()
runner_cls = get_test_runner_class(sum(a == '-v' for a in sys.argv))
runner = runner_cls(sys.stdout)
result = runner.run(suite)
print('Output:', stream.getvalue())
print('XML: ', end='')
for s in ET.tostringlist(result.get_xml_element()):
print(s.decode(), end='')
print()
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