Current File : //opt/alt/python37/lib/python3.7/site-packages/nose/result.py
"""
Test Result
-----------
Provides a TextTestResult that extends unittest's _TextTestResult to
provide support for error classes (such as the builtin skip and
deprecated classes), and hooks for plugins to take over or extend
reporting.
"""
import logging
try:
# 2.7+
from unittest.runner import _TextTestResult
except ImportError:
from unittest import _TextTestResult
from nose.config import Config
from nose.util import isclass, ln as _ln # backwards compat
log = logging.getLogger('nose.result')
def _exception_detail(exc):
# this is what stdlib module traceback does
try:
return str(exc)
except:
return '<unprintable %s object>' % type(exc).__name__
class TextTestResult(_TextTestResult):
"""Text test result that extends unittest's default test result
support for a configurable set of errorClasses (eg, Skip,
Deprecated, TODO) that extend the errors/failures/success triad.
"""
def __init__(self, stream, descriptions, verbosity, config=None,
errorClasses=None):
if errorClasses is None:
errorClasses = {}
self.errorClasses = errorClasses
if config is None:
config = Config()
self.config = config
_TextTestResult.__init__(self, stream, descriptions, verbosity)
def addSkip(self, test, reason):
# 2.7 skip compat
from nose.plugins.skip import SkipTest
if SkipTest in self.errorClasses:
storage, label, isfail = self.errorClasses[SkipTest]
storage.append((test, reason))
self.printLabel(label, (SkipTest, reason, None))
def addError(self, test, err):
"""Overrides normal addError to add support for
errorClasses. If the exception is a registered class, the
error will be added to the list for that class, not errors.
"""
ec, ev, tb = err
try:
exc_info = self._exc_info_to_string(err, test)
except TypeError:
# 2.3 compat
exc_info = self._exc_info_to_string(err)
for cls, (storage, label, isfail) in list(self.errorClasses.items()):
#if 'Skip' in cls.__name__ or 'Skip' in ec.__name__:
# from nose.tools import set_trace
# set_trace()
if isclass(ec) and issubclass(ec, cls):
if isfail:
test.passed = False
storage.append((test, exc_info))
self.printLabel(label, err)
return
self.errors.append((test, exc_info))
test.passed = False
self.printLabel('ERROR')
# override to bypass changes in 2.7
def getDescription(self, test):
if self.descriptions:
return test.shortDescription() or str(test)
else:
return str(test)
def printLabel(self, label, err=None):
# Might get patched into a streamless result
stream = getattr(self, 'stream', None)
if stream is not None:
if self.showAll:
message = [label]
if err:
detail = _exception_detail(err[1])
if detail:
message.append(detail)
stream.writeln(": ".join(message))
elif self.dots:
stream.write(label[:1])
def printErrors(self):
"""Overrides to print all errorClasses errors as well.
"""
_TextTestResult.printErrors(self)
for cls in list(self.errorClasses.keys()):
storage, label, isfail = self.errorClasses[cls]
if isfail:
self.printErrorList(label, storage)
# Might get patched into a result with no config
if hasattr(self, 'config'):
self.config.plugins.report(self.stream)
def printSummary(self, start, stop):
"""Called by the test runner to print the final summary of test
run results.
"""
write = self.stream.write
writeln = self.stream.writeln
taken = float(stop - start)
run = self.testsRun
plural = run != 1 and "s" or ""
writeln(self.separator2)
writeln("Ran %s test%s in %.3fs" % (run, plural, taken))
writeln()
summary = {}
eckeys = list(self.errorClasses.keys())
for cls in eckeys:
storage, label, isfail = self.errorClasses[cls]
count = len(storage)
if not count:
continue
summary[label] = count
if len(self.failures):
summary['failures'] = len(self.failures)
if len(self.errors):
summary['errors'] = len(self.errors)
if not self.wasSuccessful():
write("FAILED")
else:
write("OK")
items = list(summary.items())
if items:
items.sort()
write(" (")
write(", ".join(["%s=%s" % (label, count) for
label, count in items]))
writeln(")")
else:
writeln()
def wasSuccessful(self):
"""Overrides to check that there are no errors in errorClasses
lists that are marked as errors and should cause a run to
fail.
"""
if self.errors or self.failures:
return False
for cls in list(self.errorClasses.keys()):
storage, label, isfail = self.errorClasses[cls]
if not isfail:
continue
if storage:
return False
return True
def _addError(self, test, err):
try:
exc_info = self._exc_info_to_string(err, test)
except TypeError:
# 2.3: does not take test arg
exc_info = self._exc_info_to_string(err)
self.errors.append((test, exc_info))
if self.showAll:
self.stream.write('ERROR')
elif self.dots:
self.stream.write('E')
def _exc_info_to_string(self, err, test=None):
# 2.7 skip compat
from nose.plugins.skip import SkipTest
if isclass(err[0]) and issubclass(err[0], SkipTest):
return str(err[1])
# 2.3/2.4 -- 2.4 passes test, 2.3 does not
try:
return _TextTestResult._exc_info_to_string(self, err, test)
except TypeError:
# 2.3: does not take test arg
return _TextTestResult._exc_info_to_string(self, err)
def ln(*arg, **kw):
from warnings import warn
warn("ln() has moved to nose.util from nose.result and will be removed "
"from nose.result in a future release. Please update your imports ",
DeprecationWarning)
return _ln(*arg, **kw)
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