111 lines
3.7 KiB
Python
111 lines
3.7 KiB
Python
# Copyright (c) OpenMMLab. All rights reserved.
|
|
import pytest
|
|
|
|
from mmengine.logging import BaseGlobalAccessible, MetaGlobalAccessible
|
|
|
|
|
|
class SubClassA(BaseGlobalAccessible):
|
|
|
|
def __init__(self, name='', *args, **kwargs):
|
|
super().__init__(name, *args, **kwargs)
|
|
|
|
|
|
class SubClassB(BaseGlobalAccessible):
|
|
|
|
def __init__(self, name='', *args, **kwargs):
|
|
super().__init__(name, *args, **kwargs)
|
|
|
|
|
|
class TestGlobalMeta:
|
|
|
|
def test_init(self):
|
|
# Subclass's constructor does not contain name arguments will raise an
|
|
# error.
|
|
with pytest.raises(AssertionError):
|
|
|
|
class SubClassNoName1(metaclass=MetaGlobalAccessible):
|
|
|
|
def __init__(self, a, *args, **kwargs):
|
|
pass
|
|
|
|
# The constructor of subclasses must have default values for all
|
|
# arguments except name. Since `MetaGlobalAccessible` cannot tell which
|
|
# parameter does not have ha default value, we should test invalid
|
|
# subclasses separately.
|
|
with pytest.raises(AssertionError):
|
|
|
|
class SubClassNoDefault1(metaclass=MetaGlobalAccessible):
|
|
|
|
def __init__(self, a, name='', *args, **kwargs):
|
|
pass
|
|
|
|
with pytest.raises(AssertionError):
|
|
|
|
class SubClassNoDefault2(metaclass=MetaGlobalAccessible):
|
|
|
|
def __init__(self, a, b, name='', *args, **kwargs):
|
|
pass
|
|
|
|
# Valid subclass.
|
|
class GlobalAccessible1(metaclass=MetaGlobalAccessible):
|
|
|
|
def __init__(self, name):
|
|
self.name = name
|
|
|
|
# Allow name not to be the first arguments.
|
|
|
|
class GlobalAccessible2(metaclass=MetaGlobalAccessible):
|
|
|
|
def __init__(self, a=1, name=''):
|
|
self.name = name
|
|
|
|
assert GlobalAccessible1.root.name == 'root'
|
|
|
|
|
|
class TestBaseGlobalAccessible:
|
|
|
|
def test_init(self):
|
|
# test get root instance.
|
|
assert BaseGlobalAccessible.root._name == 'root'
|
|
# test create instance by name.
|
|
base_cls = BaseGlobalAccessible('name')
|
|
assert base_cls._name == 'name'
|
|
|
|
def test_create_instance(self):
|
|
# SubClass should manage their own `_instance_dict`.
|
|
SubClassA.create_instance('instance_a')
|
|
SubClassB.create_instance('instance_b')
|
|
assert SubClassB._instance_dict != SubClassA._instance_dict
|
|
|
|
# test `message_hub` can create by name.
|
|
message_hub = SubClassA.create_instance('name1')
|
|
assert message_hub.instance_name == 'name1'
|
|
# test return root message_hub
|
|
message_hub = SubClassA.create_instance()
|
|
assert message_hub.instance_name == 'root'
|
|
# test default get root `message_hub`.
|
|
|
|
def test_get_instance(self):
|
|
message_hub = SubClassA.get_instance()
|
|
assert message_hub.instance_name == 'root'
|
|
# test default get latest `message_hub`.
|
|
message_hub = SubClassA.create_instance('name2')
|
|
message_hub = SubClassA.get_instance(current=True)
|
|
assert message_hub.instance_name == 'name2'
|
|
message_hub.mark = -1
|
|
# test get latest `message_hub` repeatedly.
|
|
message_hub = SubClassA.create_instance('name3')
|
|
assert message_hub.instance_name == 'name3'
|
|
message_hub = SubClassA.get_instance(current=True)
|
|
assert message_hub.instance_name == 'name3'
|
|
# test get root repeatedly.
|
|
message_hub = SubClassA.get_instance()
|
|
assert message_hub.instance_name == 'root'
|
|
# test get name1 repeatedly
|
|
message_hub = SubClassA.get_instance('name2')
|
|
assert message_hub.mark == -1
|
|
# create_instance will raise error if `name` is not specified and
|
|
# given other arguments
|
|
with pytest.raises(ValueError):
|
|
SubClassA.create_instance(a=1)
|