def test_unimportable(self): """This testing trying to import a module which can't be imported""" exception_instance = remote_exception() cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name), arguments, attributes, traceback_txt = brimable_data new_module_name = "unfindable_module" print("Changing module name to '{0}'".format(new_module_name)) brimable_data = (new_module_name, exception_class_name), arguments, attributes, traceback_txt decoded_exception = load(brimable_data, allow_importfail=False)
def test_unimportable(self): """This testing trying to import a module which can't be imported""" exception_instance = remote_exception() cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name ), arguments, attributes, traceback_txt = brimable_data new_module_name = "unfindable_module" print("Changing module name to '{0}'".format(new_module_name)) brimable_data = ( new_module_name, exception_class_name), arguments, attributes, traceback_txt decoded_exception = load(brimable_data, allow_importfail=False)
def test_remote_tb(self): exception_instance = remote_exception() cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) decoded_exception = load(brimable_data) print("-"*30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") print("-"*30) print("remote traceback = {0}".format(''.join(decoded_exception._remote_tb))) assert "str: remote computer rebelling" in ''.join(decoded_exception._remote_tb)
def test_imported_exception(self): """Here we have a custom exception imported under a different name. rpyc will try and import it. It will use two methods instantiate_custom exceptions """ exception_instance = external_exception_renamed() print("orginal exception arguments=", exception_instance.args) cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name ), arguments, attributes, traceback_txt = brimable_data print("decoding exception arguments=", arguments) print( "module_name={0},\nexception_class_name={1},\narguments={2},\nattributes={3},\ntraceback_txt='{4}'" .format(module_name, exception_class_name, arguments, attributes, traceback_txt.replace('\n', ''))) print("-" * 30) print("Changing module name to test that") assert module_name == "external_exception_for_vin3" assert exception_class_name == "external_exception" print("-" * 30) print("Now trying to load external module") decoded_exception = load(brimable_data) print("-" * 40) print("testing example exception attr") print("exception_instance.external_demo_attr=", exception_instance.external_demo_attr) print("decoded_exception.external_demo_attr=", decoded_exception.external_demo_attr) assert decoded_exception.external_demo_attr == 2 print("PASS") print("-" * 40) print("testing argument passing") print("exception_instance.args=", exception_instance.args) print("decoded_exception.args=", decoded_exception.args) assert decoded_exception.args == ('I am alive', ) print("PASS") print("-" * 40) print("testing exception instantated correctly") print("type(decoded_exception)={0}".format(type(decoded_exception))) print("type(exception_instance)={0}".format(type(exception_instance))) assert type(decoded_exception) == type(exception_instance) print("PASS")
def test_custom_xecpt_no_args(self): """Check serialise and unserialse a Exception with no arguments""" exception_instance = my_exception_no_args() cls, instance, traceback = simulate_raise_exception(exception_instance) print("Dumping exception (serialization)") brimable_data = dump(cls, instance, traceback) print("-" * 30) (module_name, exception_class_name ), arguments, attributes, traceback_txt = brimable_data print("\n --Exception in dumpable format---") print( "module_name={0},\nexception_class_name={1},\narguments={2},\nattributes={3},\ntraceback_txt='{4}'" .format(module_name, exception_class_name, arguments, attributes, traceback_txt.replace('\n', ''))) print("\n") print("-" * 30) print("Checking exception class name is correct") assert exception_class_name == "my_exception_no_args" print("PASS") print("-" * 30) print("Checking arguments are correct") assert arguments == () print("PASS") print("-" * 30) print("Loading in dumped exception (deserialization)") decoded_exception = load(brimable_data) # This decoded exception will be an generic representation of the custom exception above # This is because instantiate_custom_exceptions and use_nonstandard_exceptions are both off # Should not have arguments print("-" * 30) print("decoded_exception: should have no arguments") print("decoded_exception args={0}".format(decoded_exception.args)) assert decoded_exception.args == () print("-" * 30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") print("-" * 30) print("Checking representation of exception") print("type(decoded_exception)={0}".format( repr(type(decoded_exception)))) print("type(orginal exception)={0}".format(type(exception_instance))) assert type(decoded_exception) == type(exception_instance)
def test_remote_tb(self): exception_instance = remote_exception() cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) decoded_exception = load(brimable_data) print("-" * 30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") print("-" * 30) print("remote traceback = {0}".format(''.join( decoded_exception._remote_tb))) assert "str: remote computer rebelling" in ''.join( decoded_exception._remote_tb)
def test_custom_xecpt_as_generic_with_args(self): """Check can serialise and unserialse a Exception with arguments""" arguments_to_pass = "******", "ERROR_TYPE_TEST" exception_instance = my_exception_with_args(*arguments_to_pass) cls, instance, traceback = simulate_raise_exception(exception_instance) #Dump brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name ), arguments, attributes, traceback_txt = brimable_data print("-" * 30) print(exception_class_name, " == my_exception_with_args") assert exception_class_name == "my_exception_with_args" print("-" * 30) print(my_exception_with_args, " == ", arguments_to_pass) assert arguments == arguments_to_pass #Load decoded_exception = load(brimable_data, use_nonstandard_exceptions=False) print("-" * 30) print("decoded_mod_name : {0} == {1} : orginal_mod_name".format( decoded_exception.__module__, my_exception_with_args.__module__)) assert decoded_exception.__module__ == exception_instance.__module__ print("-" * 30) print("decoded_args : {0} == {1} : args_given".format( decoded_exception.args, arguments_to_pass)) assert decoded_exception.args == arguments_to_pass print("-" * 30) print("attr1 : {0} == {1} : should be".format(decoded_exception.type, arguments_to_pass[0])) assert decoded_exception.err_string == arguments_to_pass[0] print("-" * 30) print("attr2 : {0} == {1} : should be".format( decoded_exception.err_string, arguments_to_pass[1])) assert decoded_exception.type == arguments_to_pass[1] print("-" * 30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") # This decoded exception will be an generic representation of the my_exception_with_args exception above # This is because instantiate_custom_exceptions and use_nonstandard_exceptions are both off print("-" * 30) print("isinstance(decoded_exception, GenericException)") assert isinstance(decoded_exception, GenericException)
def test_StopIteration(self): """Check and serialse and unserialise a StopIteration""" exception_instance = StopIteration() cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) print("brimable_data: == EXCEPTION_STOP_ITERATION:") print("{0}=={1}".format(brimable_data, EXCEPTION_STOP_ITERATION)) assert brimable_data == EXCEPTION_STOP_ITERATION decoded_exception = load(brimable_data) print("decoded_exception: == StopIteration:") print("{0}=={1}".format(type(decoded_exception), StopIteration)) assert type(decoded_exception) == StopIteration
def test_imported_exception(self): """Here we have a custom exception imported under a different name. rpyc will try and import it. It will use two methods instantiate_custom exceptions """ exception_instance = external_exception_renamed() print("orginal exception arguments=", exception_instance.args) cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name), arguments, attributes, traceback_txt = brimable_data print("decoding exception arguments=", arguments) print("module_name={0},\nexception_class_name={1},\narguments={2},\nattributes={3},\ntraceback_txt='{4}'".format( module_name, exception_class_name, arguments, attributes, traceback_txt.replace('\n', ''))) print("-"*30) print("Changing module name to test that") assert module_name == "external_exception_for_vin3" assert exception_class_name == "external_exception" print("-"*30) print("Now trying to load external module") decoded_exception = load(brimable_data) print("-"*40) print("testing example exception attr") print("exception_instance.external_demo_attr=", exception_instance.external_demo_attr) print("decoded_exception.external_demo_attr=", decoded_exception.external_demo_attr) assert decoded_exception.external_demo_attr == 2 print("PASS") print("-"*40) print("testing argument passing") print("exception_instance.args=", exception_instance.args) print("decoded_exception.args=", decoded_exception.args) assert decoded_exception.args == ('I am alive',) print("PASS") print("-"*40) print("testing exception instantated correctly") print("type(decoded_exception)={0}".format(type(decoded_exception))) print("type(exception_instance)={0}".format(type(exception_instance))) assert type(decoded_exception) == type(exception_instance) print("PASS")
def test_custom_xecpt_no_args(self): """Check serialise and unserialse a Exception with no arguments""" exception_instance = my_exception_no_args() cls, instance, traceback = simulate_raise_exception(exception_instance) print("Dumping exception (serialization)") brimable_data = dump(cls, instance, traceback) print("-"*30) (module_name, exception_class_name), arguments, attributes, traceback_txt = brimable_data print("\n --Exception in dumpable format---") print("module_name={0},\nexception_class_name={1},\narguments={2},\nattributes={3},\ntraceback_txt='{4}'".format( module_name, exception_class_name, arguments, attributes, traceback_txt.replace('\n', ''))) print("\n") print("-"*30) print("Checking exception class name is correct") assert exception_class_name == "my_exception_no_args" print("PASS") print("-"*30) print("Checking arguments are correct") assert arguments == () print("PASS") print("-"*30) print("Loading in dumped exception (deserialization)") decoded_exception = load(brimable_data) # This decoded exception will be an generic representation of the custom exception above # This is because instantiate_custom_exceptions and use_nonstandard_exceptions are both off # Should not have arguments print("-"*30) print("decoded_exception: should have no arguments") print("decoded_exception args={0}".format(decoded_exception.args)) assert decoded_exception.args == () print("-"*30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") print("-"*30) print("Checking representation of exception") print("type(decoded_exception)={0}".format(repr(type(decoded_exception)))) print("type(orginal exception)={0}".format(type(exception_instance))) assert type(decoded_exception) == type(exception_instance)
def test_TypeError(self): """Check serialise and unserialse a builtin TypeError""" exception_instance = TypeError() cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name ), arguments, attributes, traceback_txt = brimable_data print("module_name (== \"builtins\") :: ", module_name) assert module_name == "builtins" print("exception_class_name (== \"TypeError\") :: ", exception_class_name) assert exception_class_name == "TypeError" print("arguments ( == () ) :: ", arguments) assert arguments == () print("attributes :: ", attributes) print("traceback_txt (not in {None, " "}) :: ", traceback_txt) assert traceback_txt not in (None, "") print("brimable_data () :: ") print("{0}".format(brimable_data)) decoded_exception = load(brimable_data) print("-" * 30) print("decoded_exception: == TypeError:") print("{0} == {1}".format(type(decoded_exception), TypeError)) assert type(decoded_exception) == TypeError print("-" * 30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") print("-" * 30) print("check contains remote exception") assert decoded_exception._remote_tb[0].startswith("Traceback")
def test_custom_xecpt_as_generic_with_args(self): """Check can serialise and unserialse a Exception with arguments""" arguments_to_pass = "******", "ERROR_TYPE_TEST" exception_instance = my_exception_with_args(*arguments_to_pass) cls, instance, traceback = simulate_raise_exception(exception_instance) #Dump brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name), arguments, attributes, traceback_txt = brimable_data print("-"*30) print(exception_class_name, " == my_exception_with_args") assert exception_class_name == "my_exception_with_args" print("-"*30) print(my_exception_with_args, " == ", arguments_to_pass) assert arguments == arguments_to_pass #Load decoded_exception = load(brimable_data, use_nonstandard_exceptions=False) print("-"*30) print("decoded_mod_name : {0} == {1} : orginal_mod_name".format(decoded_exception.__module__, my_exception_with_args.__module__)) assert decoded_exception.__module__ == exception_instance.__module__ print("-"*30) print("decoded_args : {0} == {1} : args_given".format(decoded_exception.args, arguments_to_pass)) assert decoded_exception.args == arguments_to_pass print("-"*30) print("attr1 : {0} == {1} : should be".format(decoded_exception.type, arguments_to_pass[0])) assert decoded_exception.err_string == arguments_to_pass[0] print("-"*30) print("attr2 : {0} == {1} : should be".format(decoded_exception.err_string, arguments_to_pass[1])) assert decoded_exception.type == arguments_to_pass[1] print("-"*30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") # This decoded exception will be an generic representation of the my_exception_with_args exception above # This is because instantiate_custom_exceptions and use_nonstandard_exceptions are both off print("-"*30) print("isinstance(decoded_exception, GenericException)") assert isinstance(decoded_exception, GenericException)
def test_TypeError(self): """Check serialise and unserialse a builtin TypeError""" exception_instance = TypeError() cls, instance, traceback = simulate_raise_exception(exception_instance) brimable_data = dump(cls, instance, traceback) (module_name, exception_class_name), arguments, attributes, traceback_txt = brimable_data print("module_name (== \"builtins\") :: ", module_name) assert module_name == "builtins" print("exception_class_name (== \"TypeError\") :: ", exception_class_name) assert exception_class_name == "TypeError" print("arguments ( == () ) :: ", arguments) assert arguments == () print("attributes :: ", attributes) print("traceback_txt (not in {None, ""}) :: ", traceback_txt) assert traceback_txt not in (None, "") print("brimable_data () :: ") print("{0}".format(brimable_data)) decoded_exception = load(brimable_data) print("-"*30) print("decoded_exception: == TypeError:") print("{0} == {1}".format(type(decoded_exception), TypeError)) assert type(decoded_exception) == TypeError print("-"*30) print("decoded_exception: should have remote_tb attribute") assert hasattr(decoded_exception, "_remote_tb") print("-"*30) print("check contains remote exception") assert decoded_exception._remote_tb[0].startswith("Traceback")