import sys from django.conf import settings from django.core.management.base import BaseCommand from django.core.management.utils import get_command_line_option from django.test.runner import get_max_test_processes from django.test.utils import NullTimeKeeper, TimeKeeper, get_runner class Command(BaseCommand): help = "Discover and run tests in the specified modules or the current directory." # DiscoverRunner runs the checks after databases are set up. requires_system_checks = [] test_runner = None def run_from_argv(self, argv): """ Pre-parse the command line to extract the value of the --testrunner option. This allows a test runner to define additional command line arguments. """ self.test_runner = get_command_line_option(argv, "--testrunner") super().run_from_argv(argv) def add_arguments(self, parser): parser.add_argument( "args", metavar="test_label", nargs="*", help=( "Module paths to test; can be modulename, modulename.TestCase or " "modulename.TestCase.test_method" ), ) parser.add_argument( "--noinput", "--no-input", action="store_false", dest="interactive", help="Tells Django to NOT prompt the user for input of any kind.", ) parser.add_argument( "--failfast", action="store_true", help="Tells Django to stop running the test suite after first failed test.", ) parser.add_argument( "--testrunner", help="Tells Django to use specified test runner class instead of " "the one specified by the TEST_RUNNER setting.", ) test_runner_class = get_runner(settings, self.test_runner) if hasattr(test_runner_class, "add_arguments"): test_runner_class.add_arguments(parser) def handle(self, *test_labels, **options): TestRunner = get_runner(settings, options["testrunner"]) time_keeper = TimeKeeper() if options.get("timing", False) else NullTimeKeeper() parallel = options.get("parallel") if parallel == "auto": options["parallel"] = get_max_test_processes() test_runner = TestRunner(**options) with time_keeper.timed("Total run"): failures = test_runner.run_tests(test_labels) time_keeper.print_results() if failures: sys.exit(1)