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09a3fa9 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | # Copyright (c) OpenMMLab. All rights reserved.
from collections import OrderedDict
import pytest
from mmengine.registry import DefaultScope
class TestDefaultScope:
def test_scope(self):
default_scope = DefaultScope.get_instance('name1', scope_name='mmdet')
assert default_scope.scope_name == 'mmdet'
# `DefaultScope.get_instance` must have `scope_name` argument.
with pytest.raises(TypeError):
DefaultScope.get_instance('name2')
def test_get_current_instance(self):
DefaultScope._instance_dict = OrderedDict()
assert DefaultScope.get_current_instance() is None
DefaultScope.get_instance('instance_name', scope_name='mmengine')
default_scope = DefaultScope.get_current_instance()
assert default_scope.scope_name == 'mmengine'
def test_overwrite_default_scope(self):
origin_scope = DefaultScope.get_instance(
'test_overwrite_default_scope', scope_name='origin_scope')
with DefaultScope.overwrite_default_scope(scope_name=None):
assert DefaultScope.get_current_instance(
).scope_name == 'origin_scope'
with DefaultScope.overwrite_default_scope(scope_name='test_overwrite'):
assert DefaultScope.get_current_instance(
).scope_name == 'test_overwrite'
assert DefaultScope.get_current_instance(
).scope_name == origin_scope.scope_name == 'origin_scope'
# Test overwrite default scope immediately.
# Test sequentially overwrite.
with DefaultScope.overwrite_default_scope(scope_name='test_overwrite'):
pass
with DefaultScope.overwrite_default_scope(scope_name='test_overwrite'):
pass
# Test nested overwrite.
with DefaultScope.overwrite_default_scope(scope_name='test_overwrite'):
with DefaultScope.overwrite_default_scope(
scope_name='test_overwrite'):
pass
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