old_contents: # -*- coding: utf-8 -*-
  
  from unittest import TestCase
  from tests import *
  import os, shutil
  
  class TestHelper (TestCase):
    def test_difference (self):
      l = (list(helper.getDifference([1, 2, 3, 4], [1, 2, 3])))
      self.assertEqual(len(l), 1)
      self.assertEqual(l[0], 4)
  
    def test_home_path (self):
      homePath = os.path.expanduser('~')
      self.assertEqual(helper.joinPath((homePath, 'foo')), helper.getHomePath('foo'))
      self.assertEqual(homePath, helper.getHomePath())
      #Wrong Cases
      self.assertEqual(homePath, helper.getHomePath(None))
      self.assertEqual(homePath, helper.getHomePath(1234))
  
    def test_exists_path (self):
      self.assertFalse(helper.existsPath(isFolder=True))
      self.assertFalse(helper.existsPath(optionsPath, True))
      self.assertFalse(helper.existsPath())
      self.assertFalse(helper.existsPath('tests'))
      self.assertTrue(helper.existsPath(optionsPath))
      self.assertTrue(helper.existsPath('tests', True))
  
    def test_join_path (self):
      self.assertIsNone(helper.joinPath(''))
      self.assertIsNone(helper.joinPath([]))
      self.assertIsNone(helper.joinPath(1234))
      self.assertIsNone(helper.joinPath(('')))
      self.assertIsNotNone(helper.joinPath(('123', '1234')))
  
    def test_get_files (self):
      self.assertListEqual(helper.getFiles(), [])
      self.assertListEqual(helper.getFiles('t'), [])
      self.assertListEqual(helper.getFiles(1234), [])
      self.assertListEqual(helper.getFiles(1234), [])
      self.assertGreater(len(helper.getFiles('tests')), 0)
  
      #Create a test folder structure
      os.makedirs(helper.joinPath(('tests', 'hello', 'world')), exist_ok=True)
      open(helper.joinPath(('tests', 'hello', 'foo.txt')), 'a').close()
      open(helper.joinPath(('tests', 'hello', 'bar.txt')), 'a').close()
      open(helper.joinPath(('tests', 'hello', 'world', 'foo.txt')), 'a').close()
      allFiles = [
        helper.joinPath(('tests', 'hello', 'bar.txt')),
        helper.joinPath(('tests', 'hello', 'foo.txt')),
        helper.joinPath(('tests', 'hello', 'world', 'foo.txt'))
      ]
      self.assertListEqual(helper.getFiles(helper.joinPath(('tests', 'hello'))), allFiles)
      self.assertEqual(len(allFiles), 3)
      shutil.rmtree('tests/hello')
  
new_contents: # -*- coding: utf-8 -*-
  
  from unittest import TestCase
  from tests import *
  import os, shutil
  
  class TestHelper (TestCase):
    def test_difference (self):
      l = helper.getDifference([1, 2, 3, 4], [1, 2, 3])
      self.assertEqual(len(l), 1)
      self.assertEqual(l[0], 4)
  
    def test_home_path (self):
      homePath = os.path.expanduser('~')
      self.assertEqual(helper.joinPath((homePath, 'foo')), helper.getHomePath('foo'))
      self.assertEqual(homePath, helper.getHomePath())
      #Wrong Cases
      self.assertEqual(homePath, helper.getHomePath(None))
      self.assertEqual(homePath, helper.getHomePath(1234))
  
    def test_exists_path (self):
      self.assertFalse(helper.existsPath(isFolder=True))
      self.assertFalse(helper.existsPath(optionsPath, True))
      self.assertFalse(helper.existsPath())
      self.assertFalse(helper.existsPath('tests'))
      self.assertTrue(helper.existsPath(optionsPath))
      self.assertTrue(helper.existsPath('tests', True))
  
    def test_join_path (self):
      self.assertIsNone(helper.joinPath(''))
      self.assertIsNone(helper.joinPath([]))
      self.assertIsNone(helper.joinPath(1234))
      self.assertIsNone(helper.joinPath(('')))
      self.assertIsNotNone(helper.joinPath(('123', '1234')))
  
    def test_get_files (self):
      self.assertListEqual(helper.getFiles(), [])
      self.assertListEqual(helper.getFiles('t'), [])
      self.assertListEqual(helper.getFiles(1234), [])
      self.assertListEqual(helper.getFiles(1234), [])
      self.assertGreater(len(helper.getFiles('tests')), 0)
  
      #Create a test folder structure
      os.makedirs(helper.joinPath(('tests', 'hello', 'world')), exist_ok=True)
      open(helper.joinPath(('tests', 'hello', 'foo.txt')), 'a').close()
      open(helper.joinPath(('tests', 'hello', 'bar.txt')), 'a').close()
      open(helper.joinPath(('tests', 'hello', 'world', 'foo.txt')), 'a').close()
      allFiles = [
        helper.joinPath(('tests', 'hello', 'bar.txt')),
        helper.joinPath(('tests', 'hello', 'foo.txt')),
        helper.joinPath(('tests', 'hello', 'world', 'foo.txt'))
      ]
      self.assertListEqual(helper.getFiles(helper.joinPath(('tests', 'hello'))), allFiles)
      self.assertEqual(len(allFiles), 3)
      shutil.rmtree('tests/hello')
  
subject: remove double type cast