How to use register_before_iteration_hook method in autotest

Best Python code snippet using autotest_python

test_unittest.py

Source:test_unittest.py

...45        self.god.stub_function(self.test, 'postprocess_iteration')46        self.god.stub_function(self.test, 'analyze_perf_constraints')47        before_hook = self.god.create_mock_function('before_hook')48        after_hook = self.god.create_mock_function('after_hook')49        self.test.register_before_iteration_hook(before_hook)50        self.test.register_after_iteration_hook(after_hook)51        # tests the test._call_run_once implementation52        self.test.drop_caches_between_iterations.expect_call()53        before_hook.expect_call(self.test)54        self.test.run_once.expect_call(1, 2, arg='val')55        self.test.postprocess_iteration.expect_call()56        self.test.analyze_perf_constraints.expect_call([])57        after_hook.expect_call(self.test)58        self.test._call_run_once([], False, None, (1, 2), {'arg': 'val'})59        self.god.check_playback()60    def test_call_run_once_with_exception(self):61        # setup62        self.god.stub_function(self.test, 'drop_caches_between_iterations')63        self.god.stub_function(self.test, 'run_once')64        before_hook = self.god.create_mock_function('before_hook')65        after_hook = self.god.create_mock_function('after_hook')66        self.test.register_before_iteration_hook(before_hook)67        self.test.register_after_iteration_hook(after_hook)68        error = Exception('fail')69        # tests the test._call_run_once implementation70        self.test.drop_caches_between_iterations.expect_call()71        before_hook.expect_call(self.test)72        self.test.run_once.expect_call(1, 2, arg='val').and_raises(error)73        after_hook.expect_call(self.test)74        try:75            self.test._call_run_once([], False, None, (1, 2), {'arg': 'val'})76        except:77            pass78        self.god.check_playback()79    def _setup_failed_test_calls(self, fail_count, error):80        """81        Set up failed test calls for use with call_run_once_with_retry.82        @param fail_count: The amount of times to mock a failure.83        @param error: The error to raise while failing.84        """85        self.god.stub_function(self.test.job, 'record')86        self.god.stub_function(self.test, '_call_run_once')87        # tests the test._call_run_once implementation88        for run in xrange(0, fail_count):89            self.test._call_run_once.expect_call([], False, None, (1, 2),90                                                 {'arg': 'val'}).and_raises(91                                                          error)92            info_str = 'Run %s failed with %s' % (run, error)93            # On the final run we do not emit this message.94            if run != self.test.job.test_retry and isinstance(error,95                                               common_lib_error.TestFailRetry):96                self.test.job.record.expect_call('INFO', None, None, info_str)97    def test_call_run_once_with_retry_exception(self):98        """99        Test call_run_once_with_retry duplicating a test that will always fail.100        """101        self.test.job.test_retry = 5102        self.god.stub_function(self.test, 'drop_caches_between_iterations')103        self.god.stub_function(self.test, 'run_once')104        before_hook = self.god.create_mock_function('before_hook')105        after_hook = self.god.create_mock_function('after_hook')106        self.test.register_before_iteration_hook(before_hook)107        self.test.register_after_iteration_hook(after_hook)108        error = common_lib_error.TestFailRetry('fail')109        self._setup_failed_test_calls(self.test.job.test_retry+1, error)110        try:111            self.test._call_run_once_with_retry([], False, None, (1, 2),112                                                {'arg': 'val'})113        except Exception as err:114            if err != error:115                raise116        self.god.check_playback()117    def test_call_run_once_with_retry_exception_unretryable(self):118        """119        Test call_run_once_with_retry duplicating a test that will always fail120        with a non-retryable exception.121        """122        self.test.job.test_retry = 5123        self.god.stub_function(self.test, 'drop_caches_between_iterations')124        self.god.stub_function(self.test, 'run_once')125        before_hook = self.god.create_mock_function('before_hook')126        after_hook = self.god.create_mock_function('after_hook')127        self.test.register_before_iteration_hook(before_hook)128        self.test.register_after_iteration_hook(after_hook)129        error = common_lib_error.TestFail('fail')130        self._setup_failed_test_calls(1, error)131        try:132            self.test._call_run_once_with_retry([], False, None, (1, 2),133                                                {'arg': 'val'})134        except Exception as err:135            if err != error:136                raise137        self.god.check_playback()138    def test_call_run_once_with_retry_exception_and_pass(self):139        """140        Test call_run_once_with_retry duplicating a test that fails at first141        and later passes.142        """143        # Stubbed out for the write_keyval call.144        self.test.outputdir = '/tmp'145        self.test.job._tap = None146        num_to_fail = 2147        self.test.job.test_retry = 5148        self.god.stub_function(self.test, 'drop_caches_between_iterations')149        self.god.stub_function(self.test, 'run_once')150        before_hook = self.god.create_mock_function('before_hook')151        after_hook = self.god.create_mock_function('after_hook')152        self.god.stub_function(self.test, '_call_run_once')153        self.test.register_before_iteration_hook(before_hook)154        self.test.register_after_iteration_hook(after_hook)155        self.god.stub_function(self.test.job, 'record')156        # tests the test._call_run_once implementation157        error = common_lib_error.TestFailRetry('fail')158        self._setup_failed_test_calls(num_to_fail, error)159        # Passing call160        self.test._call_run_once.expect_call([], False, None, (1, 2),161                                             {'arg': 'val'})162        self.test._call_run_once_with_retry([], False, None, (1, 2),163                                            {'arg': 'val'})164        self.god.check_playback()165    def _expect_call_run_once(self):166        self.test._call_run_once.expect_call((), False, None, (), {})167    def test_execute_test_length(self):...

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