"""Development handler."""

import json
from pathlib import Path
from unittest.mock import MagicMock

from app import handler


def run():
    """Lambda entry point for local development and testing.

    This function constructs a mock S3 event that mimics the
    expected AdjustmentsJsonValidation event schema.
    """
    sample_event_path = Path(__file__).parent / 'tests/sample_event.json'
    with open(sample_event_path, 'r') as f:
        event = json.load(f)

    context = MagicMock()
    context.aws_request_id = 'local-dev-request-id'
    context.invoked_function_arn = (
        'arn:aws:lambda:us-east-1:123456789012:function:adjustments_json_validation'
    )
    context.memory_limit_in_mb = '1024'

    handler(event, context)


if __name__ == '__main__':
    run()