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How to use class_setup_complete method in Testify

Best Python code snippet using Testify_python

test_runner.py

Source:test_runner.py

1# Copyright 2009 Yelp2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#   http://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14"""This module contains the TestRunner class and other helper code"""15from __future__ import absolute_import16from __future__ import print_function17from collections import defaultdict18import functools19import json20import six21from .test_case import MetaTestCase, TestCase22from . import test_discovery23from . import exit24from . import exceptions25__author__ = "Oliver Nicholas <bigo@yelp.com>"26__testify = 127class TestRunner(object):28    """TestRunner is the controller class of the testify suite.29    It is responsible for collecting a list of TestCase subclasses, instantiating and30    running them, delegating the collection of results and printing of statistics.31    """32    def __init__(self,33                 test_path_or_test_case,34                 debugger=None,35                 suites_exclude=(),36                 suites_require=(),37                 options=None,38                 test_reporters=None,39                 plugin_modules=None,40                 module_method_overrides=None,41                 failure_limit=None42                 ):43        """After instantiating a TestRunner, call run() to run them."""44        self.test_path_or_test_case = test_path_or_test_case45        self.debugger = debugger46        self.suites_exclude = set(suites_exclude)47        self.suites_require = set(suites_require)48        self.options = options49        self.plugin_modules = plugin_modules or []50        self.test_reporters = test_reporters or []51        self.module_method_overrides = module_method_overrides if module_method_overrides is not None else {}52        self.failure_limit = failure_limit53        self.failure_count = 054    @classmethod55    def get_test_method_name(cls, test_method):56        test_method_self_t = type(six.get_method_self(test_method))57        # PY2, unbound methods hit this58        # PY3 you get attributeerror on __self__ one line above59        assert not isinstance(test_method_self_t, type(None))60        return '%s %s.%s' % (61            test_method_self_t.__module__,62            test_method_self_t.__name__,63            test_method.__name__,64        )65    def _construct_test(self, test_case_cls, **kwargs):66        name_overrides = kwargs.pop(67            'name_overrides',68            self.module_method_overrides.get(test_case_cls.__name__, None),69        )70        test_case = test_case_cls(71            suites_exclude=self.suites_exclude,72            suites_require=self.suites_require,73            name_overrides=name_overrides,74            failure_limit=(self.failure_limit - self.failure_count) if self.failure_limit else None,75            debugger=self.debugger,76            **kwargs77        )78        # Add in information from plugins79        for plugin_mod in self.plugin_modules:80            if hasattr(plugin_mod, 'add_testcase_info'):81                plugin_mod.add_testcase_info(test_case, self)82        return test_case83    def discover(self):84        if isinstance(self.test_path_or_test_case, (TestCase, MetaTestCase)):85            # For testing purposes only86            return [self.test_path_or_test_case()]87        else:88            return (89                self._construct_test(test_case_class)90                for test_case_class in test_discovery.discover(self.test_path_or_test_case)91                if not self.module_method_overrides or test_case_class.__name__ in self.module_method_overrides92            )93    def run(self):94        """Instantiate our found test case classes and run their test methods.95        We use this opportunity to apply any test method name overrides that were parsed96        from the command line (or rather, passed in on initialization).97        Logging of individual results is accomplished by registering callbacks for98        the TestCase instances to call when they begin and finish running each test.99        At its conclusion, we pass our collected results to our TestLogger to100        print out exceptions and testing summaries.101        Returns an exit code from sysexits.h. See:102            http://linux.die.net/include/sysexits.h103        """104        try:105            for test_case in self.discover():106                if self.failure_limit and self.failure_count >= self.failure_limit:107                    break108                # We allow our plugins to mutate the test case prior to execution109                for plugin_mod in self.plugin_modules:110                    if hasattr(plugin_mod, "prepare_test_case"):111                        plugin_mod.prepare_test_case(self.options, test_case)112                if not any(test_case.runnable_test_methods()):113                    continue114                def failure_counter(result_dict):115                    if not result_dict['success']:116                        self.failure_count += 1117                for reporter in self.test_reporters:118                    test_case.register_callback(test_case.EVENT_ON_RUN_TEST_METHOD, reporter.test_start)119                    test_case.register_callback(test_case.EVENT_ON_COMPLETE_TEST_METHOD, reporter.test_complete)120                    test_case.register_callback(test_case.EVENT_ON_RUN_CLASS_SETUP_METHOD, reporter.class_setup_start)121                    test_case.register_callback(test_case.EVENT_ON_COMPLETE_CLASS_SETUP_METHOD, reporter.class_setup_complete)122                    test_case.register_callback(test_case.EVENT_ON_RUN_CLASS_TEARDOWN_METHOD, reporter.class_teardown_start)123                    test_case.register_callback(124                        test_case.EVENT_ON_COMPLETE_CLASS_TEARDOWN_METHOD,125                        reporter.class_teardown_complete,126                    )127                    test_case.register_callback(test_case.EVENT_ON_RUN_TEST_CASE, reporter.test_case_start)128                    test_case.register_callback(test_case.EVENT_ON_COMPLETE_TEST_CASE, reporter.test_case_complete)129                test_case.register_callback(test_case.EVENT_ON_COMPLETE_TEST_METHOD, failure_counter)130                # Now we wrap our test case like an onion. Each plugin given the opportunity to wrap it.131                runnable = test_case.run132                for plugin_mod in self.plugin_modules:133                    if hasattr(plugin_mod, "run_test_case"):134                        runnable = functools.partial(plugin_mod.run_test_case, self.options, test_case, runnable)135                # And we finally execute our finely wrapped test case136                runnable()137        except exceptions.DiscoveryError as exc:138            for reporter in self.test_reporters:139                reporter.test_discovery_failure(exc)140            return exit.DISCOVERY_FAILED141        except exceptions.Interruption:142            # handle interruption so we can cancel in the middle of a run143            # but still get a testing summary.144            pass145        report = [reporter.report() for reporter in self.test_reporters]146        if all(report):147            return exit.OK148        else:149            return exit.TESTS_FAILED150    def list_suites(self):151        """List the suites represented by this TestRunner's tests."""152        suites = defaultdict(list)153        for test_instance in self.discover():154            for test_method in test_instance.runnable_test_methods():155                for suite_name in test_instance.suites(test_method):156                    suites[suite_name].append(test_method)157        return {suite_name: "%d tests" % len(suite_members) for suite_name, suite_members in suites.items()}158    def get_tests_for_suite(self, selected_suite_name):159        """Gets the test list for the suite"""160        for test_instance in self.discover():161            for test_method in test_instance.runnable_test_methods():162                if not selected_suite_name or TestCase.in_suite(test_method, selected_suite_name):163                    yield test_method164    def list_tests(self, format, selected_suite_name=None):165        """Lists all tests, optionally scoped to a single suite."""166        for test in self.get_tests_for_suite(selected_suite_name):167            name = self.get_test_method_name(test)168            if format == 'txt':169                print(name)170            elif format == 'json':171                testcase = test.__self__172                print(json.dumps(173                    dict(174                        test=name,175                        suites=sorted(testcase.suites(test)),176                    ),177                    sort_keys=True,178                ))179            else:180                raise ValueError("unknown test list format: '%s'" % format)...

test_reporter.py

Source:test_reporter.py

...31        """Called when there was a failure during test discovery. exc is the exception object generated during the error."""32    def class_setup_start(self, result):33        """Called when a class_setup or the first half of a class_setup_teardown starts"""34        pass35    def class_setup_complete(self, result):36        """Called when a class_setup or the first half of a class_setup_teardown finishes"""37        pass38    def class_teardown_start(self, result):39        """Called when a class_teardown or the second half of a class_setup_teardown starts"""40        pass41    def class_teardown_complete(self, result):42        """Called when a class_teardown or the second half of a class_setup_teardown finishes"""43        pass44    def test_case_start(self, result):45        """Called when a test case is being run. Gets passed the special "run" method as a TestResult."""46        pass47    def test_case_complete(self, result):48        """Called when a test case and all of its fixtures have been run."""49        pass...

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