core/script/hassfest/quality_scale_validation/diagnostics.py

46 lines
1.3 KiB
Python

"""Enforce that the integration implements diagnostics.
https://developers.home-assistant.io/docs/core/integration-quality-scale/rules/diagnostics/
"""
import ast
from script.hassfest import ast_parse_module
from script.hassfest.model import Config, Integration
DIAGNOSTICS_FUNCTIONS = {
"async_get_config_entry_diagnostics",
"async_get_device_diagnostics",
}
def _has_diagnostics_function(module: ast.Module) -> bool:
"""Test if the module defines at least one of diagnostic functions."""
return any(
type(item) is ast.AsyncFunctionDef and item.name in DIAGNOSTICS_FUNCTIONS
for item in ast.walk(module)
)
def validate(
config: Config, integration: Integration, *, rules_done: set[str]
) -> list[str] | None:
"""Validate that the integration implements diagnostics."""
diagnostics_file = integration.path / "diagnostics.py"
if not diagnostics_file.exists():
return [
"Integration does implement diagnostics platform "
"(is missing diagnostics.py)",
]
diagnostics = ast_parse_module(diagnostics_file)
if not _has_diagnostics_function(diagnostics):
return [
f"Integration is missing one of {DIAGNOSTICS_FUNCTIONS} "
f"in {diagnostics_file}"
]
return None