"""Unit tests."""
import os

os.environ['ENVIRONMENT'] = 'test'
os.environ['STEP_FN_ARN'] = 'test-arn'
os.environ['LOG_LEVEL'] = 'WARNING'
os.environ['AWS_ACCESS_KEY'] = 'foo'
os.environ['AWS_SECRET_ACCESS_KEY'] = 'foo'
os.environ['AWS_SESSION_TOKEN'] = 'foo'