new_contents: """Test cases for some methods in collect.py"""
  
  import unittest
  import mock
  
  from flask import Flask
  from wqflask.collect import process_traits
  
  app = Flask(__name__)
  
  
  class MockSession:
      """Helper class for mocking wqflask.collect.g.user_session.logged_in"""
      def __init__(self, is_logged_in=False):
          self.is_logged_in = is_logged_in
  
      @property
      def logged_in(self):
          return self.is_logged_in
  
  
  class MockFlaskG:
      """Helper class for mocking wqflask.collect.g.user_session"""
      def __init__(self, is_logged_in=False):
          self.is_logged_in = is_logged_in
  
      @property
      def user_session(self):
          if self.is_logged_in:
              return MockSession(is_logged_in=True)
          return MockSession()
  
  
  class TestCollect(unittest.TestCase):
  
      def setUp(self):
          self.app_context = app.app_context()
          self.app_context.push()
  
      def tearDown(self):
          self.app_context.pop()
  
      @mock.patch("wqflask.collect.g", MockFlaskG())
      def test_process_traits_when_user_is_logged_out(self):
          """
          Test that the correct traits are returned when the user is logged
          out
          """
          self.assertEqual(process_traits(
              b'1452452_at:HC_M2_0606_P:163d04f7db7c9e110de6,'
              b'1452447_at:HC_M2_0606_P:eeece8fceb67072debea,'
              b'1451401_a_at:HC_M2_0606_P:a043d23b3b3906d8318e,'
              b'1429252_at:HC_M2_0606_P:6fa378b349bc9180e8f5'),
              set(['1429252_at:HC_M2_0606_P',
                   '1451401_a_at:HC_M2_0606_P',
                   '1452447_at:HC_M2_0606_P',
                   '1452452_at:HC_M2_0606_P']))
  
subject: Add test for process_traits from collections.py