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feat: add decorator for writing component tests (#1008)

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* feat: add decorator for writing component tests

* refactor: udpate changelog + update deps pins

* refactor: fix deps

* refactor: make cached_ref into generic and fix linter errors

* refactor: fix coverage testing

* refactor: use global var instead of env var for is_testing state
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Juro Oravec 2025-03-02 19:46:12 +01:00 • committed by GitHub
parent 81ac59f7fb
commit 7dfcb447c4
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62 changed files with 4428 additions and 3661 deletions
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16
src/django_components/component.py
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@ -1,3 +1,4 @@
import sys
import types
from collections import deque
from contextlib import contextmanager
@ -22,6 +23,7 @@ from typing import (
Union,
cast,
)
from weakref import ReferenceType
from django.core.exceptions import ImproperlyConfigured
from django.forms.widgets import Media as MediaCls
@ -77,6 +79,7 @@ from django_components.util.logger import trace_component_msg
from django_components.util.misc import gen_id, get_import_path, hash_comp_cls
from django_components.util.template_tag import TagAttr
from django_components.util.validation import validate_typed_dict, validate_typed_tuple
from django_components.util.weakref import cached_ref
# TODO_REMOVE_IN_V1 - Users should use top-level import instead
# isort: off
@ -99,6 +102,17 @@ JsDataType = TypeVar("JsDataType", bound=Mapping[str, Any])
CssDataType = TypeVar("CssDataType", bound=Mapping[str, Any])
# NOTE: `ReferenceType` is NOT a generic pre-3.9
if sys.version_info >= (3, 9):
AllComponents = List[ReferenceType["ComponentRegistry"]]
else:
AllComponents = List[ReferenceType]
# Keep track of all the Component classes created, so we can clean up after tests
ALL_COMPONENTS: AllComponents = []
@dataclass(frozen=True)
class RenderInput(Generic[ArgsType, KwargsType, SlotsType]):
context: Context
@ -613,6 +627,8 @@ class Component(
cls._class_hash = hash_comp_cls(cls)
comp_hash_mapping[cls._class_hash] = cls
ALL_COMPONENTS.append(cached_ref(cls)) # type: ignore[arg-type]
@contextmanager
def _with_metadata(self, item: MetadataItem) -> Generator[None, None, None]:
self._metadata_stack.append(item)