#!/usr/bin/env python

import sys

import os

HERE = os.path.normpath(os.path.join(os.path.dirname(os.path.abspath(__file__)),

                                     '..'))

appengine_location = os.path.join(HERE, 'thirdparty', 'google_appengine')

extra_paths = [HERE,

               os.path.join(appengine_location, 'lib', 'django'),

               os.path.join(appengine_location, 'lib', 'webob'),

               os.path.join(appengine_location, 'lib', 'yaml', 'lib'),

               appengine_location,

               os.path.join(HERE, 'app'),

               os.path.join(HERE, 'thirdparty', 'coverage'),

              ]

import nose

from nose import plugins

class AppEngineDatastoreClearPlugin(plugins.Plugin):

  """Nose plugin to clear the AppEngine datastore between tests.

  """

  name = 'AppEngineDatastoreClearPlugin'

  enabled = True

  def options(self, parser, env):

    return plugins.Plugin.options(self, parser, env)

  def configure(self, parser, env):

    plugins.Plugin.configure(self, parser, env)

    self.enabled = True

  def afterTest(self, test):

    from google.appengine.api import apiproxy_stub_map

    datastore = apiproxy_stub_map.apiproxy.GetStub('datastore')

    datastore.Clear()

def main():

  sys.path = extra_paths + sys.path

  os.environ['SERVER_SOFTWARE'] = 'Development via nose'

  os.environ['SERVER_NAME'] = 'Foo'

  os.environ['SERVER_PORT'] = '8080'

  os.environ['APPLICATION_ID'] = 'test-app-run'

  import main as app_main

  from google.appengine.api import apiproxy_stub_map

  from google.appengine.api import datastore_file_stub

  from google.appengine.api import mail_stub

  from google.appengine.api import user_service_stub

  from google.appengine.api import urlfetch_stub

  apiproxy_stub_map.apiproxy = apiproxy_stub_map.APIProxyStubMap()

  apiproxy_stub_map.apiproxy.RegisterStub('urlfetch',

                                          urlfetch_stub.URLFetchServiceStub())

  apiproxy_stub_map.apiproxy.RegisterStub('user',

                                          user_service_stub.UserServiceStub())

  apiproxy_stub_map.apiproxy.RegisterStub('datastore',

    datastore_file_stub.DatastoreFileStub('your_app_id', None, None))

  apiproxy_stub_map.apiproxy.RegisterStub('mail', mail_stub.MailServiceStub())

  import django.test.utils

  django.test.utils.setup_test_environment()

  nose.main(plugins=[AppEngineDatastoreClearPlugin(), ])

if __name__ == '__main__':

  main()