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#!/usr/bin/env python
"""
Command line utility for executing MongoDB tests of all kinds.
"""
from __future__ import absolute_import
import os.path
import random
import sys
import time
# Get relative imports to work when the package is not installed on the PYTHONPATH.
if __name__ == "__main__" and __package__ is None:
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from buildscripts import resmokelib
def _execute_suite(suite):
"""
Executes the test suite, failing fast if requested.
Returns true if the execution of the suite was interrupted by the
user, and false otherwise.
"""
logger = resmokelib.logging.loggers.EXECUTOR_LOGGER
if resmokelib.config.SHUFFLE:
logger.info("Shuffling order of tests for %ss in suite %s. The seed is %d.",
suite.test_kind, suite.get_display_name(), resmokelib.config.RANDOM_SEED)
random.seed(resmokelib.config.RANDOM_SEED)
random.shuffle(suite.tests)
if resmokelib.config.DRY_RUN == "tests":
sb = []
sb.append("Tests that would be run in suite %s:" % suite.get_display_name())
if len(suite.tests) > 0:
for test in suite.tests:
sb.append(test)
else:
sb.append("(no tests)")
logger.info("\n".join(sb))
sb = []
sb.append("Tests that would be excluded from suite %s:" % suite.get_display_name())
if len(suite.excluded) > 0:
for test in suite.excluded:
sb.append(test)
else:
sb.append("(no tests)")
logger.info("\n".join(sb))
# Set a successful return code on the test suite because we want to output the tests
# that would get run by any other suites the user specified.
suite.return_code = 0
return False
if len(suite.tests) == 0:
logger.info("Skipping %ss, no tests to run", suite.test_kind)
# Set a successful return code on the test suite because we want to output the tests
# that would get run by any other suites the user specified.
suite.return_code = 0
return False
executor_config = suite.get_executor_config()
executor = resmokelib.testing.executor.TestSuiteExecutor(logger, suite, **executor_config)
try:
executor.run()
if suite.options.fail_fast and suite.return_code != 0:
return False
except resmokelib.errors.UserInterrupt:
suite.return_code = 130 # Simulate SIGINT as exit code.
return True
except IOError:
suite.return_code = 74 # Exit code for IOError on POSIX systems.
return True
except:
logger.exception("Encountered an error when running %ss of suite %s.",
suite.test_kind, suite.get_display_name())
suite.return_code = 2
return False
def _log_summary(logger, suites, time_taken):
if len(suites) > 1:
resmokelib.testing.suite.Suite.log_summaries(logger, suites, time_taken)
def _summarize_suite(suite):
sb = []
suite.summarize(sb)
return "\n".join(sb)
def _dump_suite_config(suite, logging_config):
"""
Returns a string that represents the YAML configuration of a suite.
TODO: include the "options" key in the result
"""
sb = []
sb.append("YAML configuration of suite %s" % (suite.get_display_name()))
sb.append(resmokelib.utils.dump_yaml({"test_kind": suite.get_test_kind_config()}))
sb.append("")
sb.append(resmokelib.utils.dump_yaml({"selector": suite.get_selector_config()}))
sb.append("")
sb.append(resmokelib.utils.dump_yaml({"executor": suite.get_executor_config()}))
sb.append("")
sb.append(resmokelib.utils.dump_yaml({"logging": logging_config}))
return "\n".join(sb)
def find_suites_by_test(suites):
"""
Looks up what other resmoke suites run the tests specified in the suites
parameter. Returns a dict keyed by test name, value is array of suite names.
"""
memberships = {}
test_membership = resmokelib.parser.create_test_membership_map()
for suite in suites:
for test in suite.tests:
memberships[test] = test_membership[test]
return memberships
def _list_suites_and_exit(logger, exit_code=0):
suite_names = resmokelib.parser.get_named_suites()
logger.info("Suites available to execute:\n%s", "\n".join(suite_names))
sys.exit(exit_code)
class Main(object):
"""
A class for executing potentially multiple resmoke.py test suites.
"""
def __init__(self):
"""
Initializes the Main instance by parsing the command line arguments.
"""
self.__start_time = time.time()
values, args = resmokelib.parser.parse_command_line()
self.__values = values
self.__args = args
def _get_suites(self):
"""
Returns a list of resmokelib.testing.suite.Suite instances to execute.
"""
return resmokelib.parser.get_suites(self.__values, self.__args)
def run(self):
"""
Executes the list of resmokelib.testing.suite.Suite instances returned by _get_suites().
"""
logging_config = resmokelib.parser.get_logging_config(self.__values)
resmokelib.logging.loggers.configure_loggers(logging_config)
resmokelib.logging.flush.start_thread()
resmokelib.parser.update_config_vars(self.__values)
exec_logger = resmokelib.logging.loggers.EXECUTOR_LOGGER
resmoke_logger = exec_logger.new_resmoke_logger()
if self.__values.list_suites:
_list_suites_and_exit(resmoke_logger)
# Log the command line arguments specified to resmoke.py to make it easier to re-run the
# resmoke.py invocation used by an Evergreen task.
resmoke_logger.info("resmoke.py invocation: %s", " ".join(sys.argv))
interrupted = False
try:
suites = self._get_suites()
except resmokelib.errors.SuiteNotFound as err:
resmoke_logger.error("Failed to parse YAML suite definition: %s", str(err))
_list_suites_and_exit(resmoke_logger, exit_code=1)
# Register a signal handler or Windows event object so we can write the report file if the
# task times out.
resmokelib.sighandler.register(resmoke_logger, suites, self.__start_time)
# Run the suite finder after the test suite parsing is complete.
if self.__values.find_suites:
suites_by_test = find_suites_by_test(suites)
for test in sorted(suites_by_test):
suite_names = suites_by_test[test]
resmoke_logger.info("%s will be run by the following suite(s): %s",
test, suite_names)
sys.exit(0)
try:
for suite in suites:
resmoke_logger.info(_dump_suite_config(suite, logging_config))
suite.record_suite_start()
interrupted = _execute_suite(suite)
suite.record_suite_end()
resmoke_logger.info("=" * 80)
resmoke_logger.info("Summary of %s suite: %s",
suite.get_display_name(), _summarize_suite(suite))
if interrupted or (suite.options.fail_fast and suite.return_code != 0):
time_taken = time.time() - self.__start_time
_log_summary(resmoke_logger, suites, time_taken)
sys.exit(suite.return_code)
time_taken = time.time() - self.__start_time
_log_summary(resmoke_logger, suites, time_taken)
# Exit with a nonzero code if any of the suites failed.
exit_code = max(suite.return_code for suite in suites)
sys.exit(exit_code)
finally:
if not interrupted:
resmokelib.logging.flush.stop_thread()
resmokelib.reportfile.write(suites)
if __name__ == "__main__":
Main().run()
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