st2 output test

error.txt

id: 5e95b45d9bdf2a01660647c2
status: failed
parameters: None
result:
  error: "u'{"values": [{"test1": "test1", "test2": 1, "datestr": "2020-04-14T13:02:21.824846"}]}' is not of type 'object'

Failed validating 'type' in schema:
    {'additionalProperties': False,
     'properties': {u'values': {u'items': {u'datestr': {u'type': u'string'},
                                           u'test1': {u'type': u'string'},
                                           u'test2': {u'type': u'number'}},
                                u'type': u'array'}},
     'type': 'object'}

On instance:
    u'{"values": [{"test1": "test1", "test2": 1, "datestr": "2020-04-14T13:02:21.824846"}]}'"
  message: Error validating output. See error output for more details.

test.py

from st2common.runners.base_action import Action

from lib.SmbHelper import SmbShareCleaner

from datetime import datetime
import json

class DateTimeEncoder(json.JSONEncoder):
    def default(self, o):
        if isinstance(o, datetime):
            return o.isoformat()
        return json.JSONEncoder.default(self, o)

class cleanup(Action):
  def run(self):
    output={
      'values': [
        {
          'test1': 'test1',
          'test2': 1,
          'datestr': datetime.utcnow()
        }
      ]
    }

    json_object = json.dumps(output, cls=DateTimeEncoder)
    return (True, json_object)

test.yaml

---
runner_type: python-script
entry_point: test.py
name: test
pack: smbutils

output_schema:

  values:
    type: array
    items:
      test1:
        type: string
      test2:
        type: number
      datestr:
        type: string