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Mini Shell
Mini Shell
import sys
from .runtests import RunTests
from .result import State, TestResult, TestStats
from .utils import (
StrPath, TestName, TestTuple, TestList, FilterDict,
printlist, count, format_duration)
# Python uses exit code 1 when an exception is not catched
# argparse.ArgumentParser.error() uses exit code 2
EXITCODE_BAD_TEST = 2
EXITCODE_ENV_CHANGED = 3
EXITCODE_NO_TESTS_RAN = 4
EXITCODE_RERUN_FAIL = 5
EXITCODE_INTERRUPTED = 130 # 128 + signal.SIGINT=2
class TestResults:
def __init__(self):
self.bad: TestList = []
self.good: TestList = []
self.rerun_bad: TestList = []
self.skipped: TestList = []
self.resource_denied: TestList = []
self.env_changed: TestList = []
self.run_no_tests: TestList = []
self.rerun: TestList = []
self.rerun_results: list[TestResult] = []
self.interrupted: bool = False
self.worker_bug: bool = False
self.test_times: list[tuple[float, TestName]] = []
self.stats = TestStats()
# used by --junit-xml
self.testsuite_xml: list = []
def is_all_good(self):
return (not self.bad
and not self.skipped
and not self.interrupted
and not self.worker_bug)
def get_executed(self):
return (set(self.good) | set(self.bad) | set(self.skipped)
| set(self.resource_denied) | set(self.env_changed)
| set(self.run_no_tests))
def no_tests_run(self):
return not any((self.good, self.bad, self.skipped, self.interrupted,
self.env_changed))
def get_state(self, fail_env_changed):
state = []
if self.bad:
state.append("FAILURE")
elif fail_env_changed and self.env_changed:
state.append("ENV CHANGED")
elif self.no_tests_run():
state.append("NO TESTS RAN")
if self.interrupted:
state.append("INTERRUPTED")
if self.worker_bug:
state.append("WORKER BUG")
if not state:
state.append("SUCCESS")
return ', '.join(state)
def get_exitcode(self, fail_env_changed, fail_rerun):
exitcode = 0
if self.bad:
exitcode = EXITCODE_BAD_TEST
elif self.interrupted:
exitcode = EXITCODE_INTERRUPTED
elif fail_env_changed and self.env_changed:
exitcode = EXITCODE_ENV_CHANGED
elif self.no_tests_run():
exitcode = EXITCODE_NO_TESTS_RAN
elif fail_rerun and self.rerun:
exitcode = EXITCODE_RERUN_FAIL
elif self.worker_bug:
exitcode = EXITCODE_BAD_TEST
return exitcode
def accumulate_result(self, result: TestResult, runtests: RunTests):
test_name = result.test_name
rerun = runtests.rerun
fail_env_changed = runtests.fail_env_changed
match result.state:
case State.PASSED:
self.good.append(test_name)
case State.ENV_CHANGED:
self.env_changed.append(test_name)
self.rerun_results.append(result)
case State.SKIPPED:
self.skipped.append(test_name)
case State.RESOURCE_DENIED:
self.resource_denied.append(test_name)
case State.INTERRUPTED:
self.interrupted = True
case State.DID_NOT_RUN:
self.run_no_tests.append(test_name)
case _:
if result.is_failed(fail_env_changed):
self.bad.append(test_name)
self.rerun_results.append(result)
else:
raise ValueError(f"invalid test state: {result.state!r}")
if result.state == State.WORKER_BUG:
self.worker_bug = True
if result.has_meaningful_duration() and not rerun:
if result.duration is None:
raise ValueError("result.duration is None")
self.test_times.append((result.duration, test_name))
if result.stats is not None:
self.stats.accumulate(result.stats)
if rerun:
self.rerun.append(test_name)
xml_data = result.xml_data
if xml_data:
self.add_junit(xml_data)
def need_rerun(self):
return bool(self.rerun_results)
def prepare_rerun(self, *, clear: bool = True) -> tuple[TestTuple, FilterDict]:
tests: TestList = []
match_tests_dict = {}
for result in self.rerun_results:
tests.append(result.test_name)
match_tests = result.get_rerun_match_tests()
# ignore empty match list
if match_tests:
match_tests_dict[result.test_name] = match_tests
if clear:
# Clear previously failed tests
self.rerun_bad.extend(self.bad)
self.bad.clear()
self.env_changed.clear()
self.rerun_results.clear()
return (tuple(tests), match_tests_dict)
def add_junit(self, xml_data: list[str]):
import xml.etree.ElementTree as ET
for e in xml_data:
try:
self.testsuite_xml.append(ET.fromstring(e))
except ET.ParseError:
print(xml_data, file=sys.__stderr__)
raise
def write_junit(self, filename: StrPath):
if not self.testsuite_xml:
# Don't create empty XML file
return
import xml.etree.ElementTree as ET
root = ET.Element("testsuites")
# Manually count the totals for the overall summary
totals = {'tests': 0, 'errors': 0, 'failures': 0}
for suite in self.testsuite_xml:
root.append(suite)
for k in totals:
try:
totals[k] += int(suite.get(k, 0))
except ValueError:
pass
for k, v in totals.items():
root.set(k, str(v))
with open(filename, 'wb') as f:
for s in ET.tostringlist(root):
f.write(s)
def display_result(self, tests: TestTuple, quiet: bool, print_slowest: bool):
if print_slowest:
self.test_times.sort(reverse=True)
print()
print("10 slowest tests:")
for test_time, test in self.test_times[:10]:
print("- %s: %s" % (test, format_duration(test_time)))
all_tests = []
omitted = set(tests) - self.get_executed()
# less important
all_tests.append((omitted, "test", "{} omitted:"))
if not quiet:
all_tests.append((self.skipped, "test", "{} skipped:"))
all_tests.append((self.resource_denied, "test", "{} skipped (resource denied):"))
all_tests.append((self.run_no_tests, "test", "{} run no tests:"))
# more important
all_tests.append((self.env_changed, "test", "{} altered the execution environment (env changed):"))
all_tests.append((self.rerun, "re-run test", "{}:"))
all_tests.append((self.bad, "test", "{} failed:"))
for tests_list, count_text, title_format in all_tests:
if tests_list:
print()
count_text = count(len(tests_list), count_text)
print(title_format.format(count_text))
printlist(tests_list)
if self.good and not quiet:
print()
text = count(len(self.good), "test")
text = f"{text} OK."
if (self.is_all_good() and len(self.good) > 1):
text = f"All {text}"
print(text)
if self.interrupted:
print()
print("Test suite interrupted by signal SIGINT.")
def display_summary(self, first_runtests: RunTests, filtered: bool):
# Total tests
stats = self.stats
text = f'run={stats.tests_run:,}'
if filtered:
text = f"{text} (filtered)"
report = [text]
if stats.failures:
report.append(f'failures={stats.failures:,}')
if stats.skipped:
report.append(f'skipped={stats.skipped:,}')
print(f"Total tests: {' '.join(report)}")
# Total test files
all_tests = [self.good, self.bad, self.rerun,
self.skipped,
self.env_changed, self.run_no_tests]
run = sum(map(len, all_tests))
text = f'run={run}'
if not first_runtests.forever:
ntest = len(first_runtests.tests)
text = f"{text}/{ntest}"
if filtered:
text = f"{text} (filtered)"
report = [text]
for name, tests in (
('failed', self.bad),
('env_changed', self.env_changed),
('skipped', self.skipped),
('resource_denied', self.resource_denied),
('rerun', self.rerun),
('run_no_tests', self.run_no_tests),
):
if tests:
report.append(f'{name}={len(tests)}')
print(f"Total test files: {' '.join(report)}")
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