How to use test_context_manager method in pyshould

Best Python code snippet using pyshould_python

test_lock.py

Source: test_lock.py Github

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...53 lock = RedLock("test_from_url", [{"url": "redis:/​/​localhost/​0"}], ttl=1000)54 locked = lock.acquire()55 lock.release()56 assert locked is True57def test_context_manager():58 """59 Test a RedLock can be released by the context manager automically.60 """61 ttl = 100062 with RedLock("test_context_manager", [{"host": "localhost"}], ttl=ttl) as validity:63 assert 0 < validity < ttl - ttl * CLOCK_DRIFT_FACTOR - 264 lock = RedLock("test_context_manager", [{"host": "localhost"}], ttl=ttl)65 locked = lock.acquire()66 assert locked is False67 lock = RedLock("test_context_manager", [{"host": "localhost"}], ttl=ttl)68 locked = lock.acquire()69 assert locked is True70 # try to lock again within a with block71 try:...

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Chapter_18.py

Source: Chapter_18.py Github

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...50# Please Don't divide by zero !51############## Simplify the creation of Context manager using @contextlib.contextmanager decorator :52import contextlib53@contextlib.contextmanager54def test_context_manager():55 # Prepare some context ...56 import sys57 original_write = sys.stdout.write58 def reverse_write(text):59 original_write(text[::-1])60 sys.stdout.write = reverse_write61 yield "Mohamed" # ================ The code until the part, represents the __enter__ method , and the coming is the __exist__ method62 sys.stdout.write = original_write63with test_context_manager() as test_1:64 print("ABCD")65 print(test_1)66# Output:67# DCBA68# demahoM69# update test_context_manager to handle excpetions :70@contextlib.contextmanager71def test_context_manager():72 import sys73 original_write = sys.stdout.write74 def reverse_write(text):75 original_write(text[::-1])76 sys.stdout.write = reverse_write77 msg = "" # empty string78 try:79 yield "Mohamed" # If an exception occured inside the with block, it will be propagate until here80 except ZeroDivisionError:81 msg = "Please Don't divide by zero !"82 finally:83 sys.stdout.write = original_write84 if msg:85 print(msg)

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test_management.py

Source: test_management.py Github

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...4from djangae.contrib import sleuth5from djangae.core.management import execute_from_command_line6from djangae.test import TestCase7@contextmanager8def test_context_manager(*args, **kwargs):9 yield10class ManagementCommandsTest(TestCase):11 def test_arguments_are_passed_through_correctly(self):12 with sleuth.switch("django.core.management.execute_from_command_line", lambda *args, **kwargs: None) as django_execute_mock, \13 sleuth.switch("djangae.sandbox.activate", test_context_manager):14 execute_from_command_line(['manage.py', 'arg1', 'arg2', 'arg3',])15 self.assertEqual(1, django_execute_mock.call_count)16 self.assertEqual((['manage.py', 'arg1', 'arg2', 'arg3',],), django_execute_mock.calls[0].args)17 def test_sandbox_can_be_specified(self):18 with sleuth.switch("django.core.management.execute_from_command_line", lambda *args, **kwargs: None) as django_execute_mock, \19 sleuth.switch("djangae.sandbox.activate", test_context_manager) as activate_sandbox_mock:20 # test default sandbox is used if no sandbox argument21 execute_from_command_line(['manage.py', 'arg1', 'arg2',])22 self.assertEqual(1, activate_sandbox_mock.call_count)...

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