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_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")
