text: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  """Tests for `lui_gui` package."""
  
  import os
  import random
  import pathlib
  from unittest import TestCase
  import mock
  from luigi.mock import MockTarget
  from luigi import LocalTarget
  from luigi.contrib.opener import OpenerTarget, NoOpenerError
  
  
  class LuigiTestExternalTasks(TestCase):
      """ Test Luigi function for external Mock Connections
      Code Source Referenced: https://github.com/spotify/luigi/blob/master/test/contrib/opener_test.py
      """
      def setUp(self):
          MockTarget.fs.clear()
  
          self.local_file = '/tmp/{}/xyz/test.txt'.format(
              random.randint(0, 999999999)
          )
  
          if LocalTarget.fs.exists(self.local_file):
              LocalTarget.fs.remove(self.local_file)
  
      def test_invalid_target(self):
          '''Verify invalid types raises NoOpenerError
          '''
          self.assertRaises(NoOpenerError, OpenerTarget, 'foo://bar.txt')
  
      @mock.patch('luigi.file.LocalTarget.__init__')
      @mock.patch('luigi.file.LocalTarget.__del__')
      def test_local_tmp_target(self, lt_del_patch, lt_init_patch):
          '''Verify local target url with query string
          '''
          lt_init_patch.return_value = None
          lt_del_patch.return_value = None
  
          local_file = "file://{}?is_tmp".format(self.local_file)
          OpenerTarget(local_file)
          lt_init_patch.assert_called_with(self.local_file, is_tmp=True)
  
      @mock.patch('luigi.contrib.s3.S3Target.__init__')
      def test_s3_parse(self, s3_init_patch):
          '''Verify basic s3 target url
          '''
          s3_init_patch.return_value = None
  
          local_file = "s3://zefr/foo/bar.txt"
          OpenerTarget(local_file)
          s3_init_patch.assert_called_with("s3://zefr/foo/bar.txt")
  
      @mock.patch('luigi.contrib.s3.S3Target.__init__')
      def test_s3_parse_param(self, s3_init_patch):
          '''Verify s3 target url with params
          '''
          s3_init_patch.return_value = None
  
          local_file = "s3://zefr/foo/bar.txt?foo=hello&bar=true"
          OpenerTarget(local_file)
          s3_init_patch.assert_called_with("s3://zefr/foo/bar.txt",
                                           foo='hello',
                                           bar='true')
  
      def tearDown(self):
          if LocalTarget.fs.exists(self.local_file):
              LocalTarget.fs.remove(self.local_file)
  
  
  class LuigiLocalTargetTest(TestCase):
      """ Test Luigi function processing of Local Targets
      Code Source Referenced: https://github.com/spotify/luigi/blob/master/test/local_target_test.py
      """
      PATH_PREFIX = '/tmp/test.txt'
  
      def setUp(self):
          self.path = self.PATH_PREFIX + '-' + str(self.id())
          self.copy = self.PATH_PREFIX + '-copy-' + str(self.id())
          if os.path.exists(self.path):
              os.remove(self.path)
          if os.path.exists(self.copy):
              os.remove(self.copy)
  
      def create_target(self, format=None):
          return LocalTarget(self.path, format=format)
  
      def test_exists(self):
          t = self.create_target()
          p = t.open('w')
          self.assertEqual(t.exists(), os.path.exists(self.path))
          p.close()
          self.assertEqual(t.exists(), os.path.exists(self.path))
  
      def test_copy(self):
          t = LocalTarget(self.path)
          f = t.open('w')
          test_data = 'test'
          f.write(test_data)
          f.close()
          self.assertTrue(os.path.exists(self.path))
          self.assertFalse(os.path.exists(self.copy))
          t.copy(self.copy)
          self.assertTrue(os.path.exists(self.path))
          self.assertTrue(os.path.exists(self.copy))
          self.assertEqual(t.open('r').read(), LocalTarget(self.copy).open('r').read())
  
      def test_move(self):
          t = LocalTarget(self.path)
          f = t.open('w')
          test_data = 'test'
          f.write(test_data)
          f.close()
          self.assertTrue(os.path.exists(self.path))
          self.assertFalse(os.path.exists(self.copy))
          t.move(self.copy)
          self.assertFalse(os.path.exists(self.path))
          self.assertTrue(os.path.exists(self.copy))
  
      def assertCleanUp(self, tmp_path=''):
          self.assertFalse(os.path.exists(tmp_path))
  
      def tearDown(self):
          if os.path.exists(self.path):
              os.remove(self.path)
          if os.path.exists(self.copy):
              os.remove(self.copy)
  
  
  class no_leaked_secrets(TestCase):
      """
      Test cases to verify no secret variables were released
      """
      def test_verify_no_dotenv(self):
          """
          Verify no dotenv was leaked in repo
          """
          assert not pathlib.Path(os.getcwd() + "/.env").exists()