How to use and_raises method in autotest

Best Python code snippet using autotest_python

database_connection_unittest.py

Source:database_connection_unittest.py Github

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...60 def _expect_reconnect(self, fail=False):61 self._fake_backend.disconnect.expect_call()62 call = self._fake_backend.connect.expect_call(**_CONNECT_KWARGS)63 if fail:64 call.and_raises(FakeDatabaseError())65 def _expect_fail_and_reconnect(self, num_reconnects, fail_last=False):66 self._fake_backend.connect.expect_call(**_CONNECT_KWARGS).and_raises(67 FakeDatabaseError())68 for i in xrange(num_reconnects):69 time.sleep.expect_call(_RECONNECT_DELAY)70 if i < num_reconnects - 1:71 self._expect_reconnect(fail=True)72 else:73 self._expect_reconnect(fail=fail_last)74 def test_connect_retry(self):75 db = self._get_database_connection()76 self._expect_fail_and_reconnect(1)77 db.connect()78 self.god.check_playback()79 self._fake_backend.disconnect.expect_call()80 self._expect_fail_and_reconnect(0)81 self.assertRaises(FakeDatabaseError, db.connect,82 try_reconnecting=False)83 self.god.check_playback()84 db.reconnect_enabled = False85 self._fake_backend.disconnect.expect_call()86 self._expect_fail_and_reconnect(0)87 self.assertRaises(FakeDatabaseError, db.connect)88 self.god.check_playback()89 def test_max_reconnect(self):90 db = self._get_database_connection()91 db.max_reconnect_attempts = 592 self._expect_fail_and_reconnect(5, fail_last=True)93 self.assertRaises(FakeDatabaseError, db.connect)94 self.god.check_playback()95 def test_reconnect_forever(self):96 db = self._get_database_connection()97 db.max_reconnect_attempts = database_connection.RECONNECT_FOREVER98 self._expect_fail_and_reconnect(30)99 db.connect()100 self.god.check_playback()101 def _simple_connect(self, db):102 self._fake_backend.connect.expect_call(**_CONNECT_KWARGS)103 db.connect()104 self.god.check_playback()105 def test_disconnect(self):106 db = self._get_database_connection()107 self._simple_connect(db)108 self._fake_backend.disconnect.expect_call()109 db.disconnect()110 self.god.check_playback()111 def test_execute(self):112 db = self._get_database_connection()113 self._simple_connect(db)114 params = object()115 self._fake_backend.execute.expect_call('query', params)116 db.execute('query', params)117 self.god.check_playback()118 def test_execute_retry(self):119 db = self._get_database_connection()120 self._simple_connect(db)121 self._fake_backend.execute.expect_call('query', None).and_raises(122 FakeDatabaseError())123 self._expect_reconnect()124 self._fake_backend.execute.expect_call('query', None)125 db.execute('query')126 self.god.check_playback()127 self._fake_backend.execute.expect_call('query', None).and_raises(128 FakeDatabaseError())129 self.assertRaises(FakeDatabaseError, db.execute, 'query',130 try_reconnecting=False)131if __name__ == '__main__':...

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