devicetype-library/tests/test_definitions.py

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import glob
import json
import pytest
import yaml
from jsonschema import validate
from jsonschema.exceptions import ValidationError
def _get_definition_files():
"""
Return a list of all definition files.
"""
return [f for f in glob.glob("device-types/*/*", recursive=True)]
# Initialize schema
with open("tests/schema.json") as schema_file:
schema = json.loads(schema_file.read())
def test_environment():
"""
Run basic sanity checks on the environment to ensure tests are running correctly.
"""
# Validate that definition files exist
assert _get_definition_files(), "No definition files found!"
# Validate that the schema exists
assert schema, "Schema definition is empty!"
@pytest.mark.parametrize("file_path", _get_definition_files())
def test_definition(file_path):
"""
Validate each DeviceType definition file using the provided JSON schema.
"""
# Check file extension
assert file_path.split('.')[-1] in ('yaml', 'yml'), f"Invalid file extension: {file_path}"
# Read file
with open(file_path) as definition_file:
content = definition_file.read()
# Check for trailing newline
assert content[-1] == '\n', "Missing trailing newline"
# Load YAML data
definition = yaml.load(content, Loader=yaml.SafeLoader)
# Run validation
try:
validate(definition, schema=schema)
except ValidationError as e:
pytest.fail(f"{file_path} failed validation: {e}")