def test_it_should_not_change_python_path(self):
        original_paths = []
        for path in sys.path:
            original_paths.append(path)

        Utils.get_variables_from_file(os.path.abspath('sample.py'))

        self.assertEqual(original_paths, sys.path)
 def test_it_should_raise_exception_config_file_has_a_sintax_problem(self):
     f = open('sample.py', 'a')
     f.write('\nimport some_not_imported_module\n')
     f.close()
     try:
         Utils.get_variables_from_file(os.path.abspath('sample.py'))
         self.fail("it should not get here")
     except Exception, e:
         self.assertEqual("error interpreting config file 'sample.py': No module named some_not_imported_module", str(e))
 def test_it_should_extract_variables_from_a_config_file_with_py_extension(self):
     variables = Utils.get_variables_from_file(os.path.abspath('sample.py'))
     self.assertEqual('root', variables['DATABASE_USER'])
     self.assertEqual('migration_example_env1', variables['ENV1_DATABASE_NAME'])
     self.assertEqual('migration_example', variables['DATABASE_NAME'])
     self.assertEqual('example', variables['DATABASE_MIGRATIONS_DIR'])
     self.assertEqual(True, variables['UTC_TIMESTAMP'])
     self.assertEqual('localhost', variables['DATABASE_HOST'])
     self.assertEqual('', variables['DATABASE_PASSWORD'])
 def test_it_should_delete_compiled_module_file(self):
     Utils.get_variables_from_file(os.path.abspath('sample.py'))
     self.assertFalse(os.path.exists(os.path.abspath('sample.pyc')))
 def test_it_should_raise_exception_config_file_not_exists(self):
     try:
         Utils.get_variables_from_file(os.path.abspath('unexistent.conf'))
         self.fail("it should not get here")
     except Exception, e:
         self.assertEqual("%s: file not found" % os.path.abspath('unexistent.conf'), str(e))