"""JSON Encoder Test."""
from datetime import datetime
import json

from project_manager.util.json_encoder import CustomJSONEncoder


def test_encoder():
    """Assert CustomJSONEncoder converts datetime object to string."""
    date_now = datetime.now()
    date_dict = {'date': date_now.strftime('%Y-%m-%d %H:%M:%S.%fZ')}
    expected = json.dumps(date_dict)
    actual = json.dumps({'date': date_now}, cls=CustomJSONEncoder)
    assert expected == actual