text: import os
  import textwrap
  import unittest
  
  from conans import Settings
  from conans.client.graph.python_requires import ConanPythonRequire
  from conans.client.loader import ConanFileLoader
  from conans.model.env_info import EnvValues
  from conans.model.profile import Profile
  from conans.model.ref import ConanFileReference
  from conans.test.utils.test_files import temp_folder
  from conans.test.utils.tools import TestBufferConanOutput
  from conans.util.files import save
  
  
  class LoadConanfileTxtTest(unittest.TestCase):
  
      def setUp(self):
          settings = Settings()
          self.profile = Profile()
          self.profile.processed_settings = settings
  
          output = TestBufferConanOutput()
          self.loader = ConanFileLoader(None, output, ConanPythonRequire(None, None))
  
      def env_test(self):
          env_values = EnvValues()
          env_values.add("PREPEND_PATH", ["hello", "bye"])
          env_values.add("VAR", ["var_value"])
          self.profile.env_values = env_values
          conanfile_txt_path = os.path.join(temp_folder(), "conanfile.txt")
          save(conanfile_txt_path, "")
          conanfile = self.loader.load_conanfile_txt(conanfile_txt_path, self.profile)
          self.assertEqual(conanfile.env, {"PREPEND_PATH": ["hello", "bye"], "VAR": ["var_value"]})
  
      def conanfile_py_env_test(self):
          conanfile_path = os.path.join(temp_folder(), "conanfile.py")
          env_values = EnvValues()
          env_values.add("PREPEND_PATH", ["hello", "bye"])
          env_values.add("VAR", ["var_value"])
          self.profile.env_values = env_values
          save(conanfile_path,
               textwrap.dedent("""
                  from conans import ConanFile
  
                  class TestConan(ConanFile):
                      name = "hello"
                      version = "1.0"
               """))
          ref = ConanFileReference("hello", "1.0", "user", "channel")
          conanfile = self.loader.load_conanfile(conanfile_path, self.profile, ref)
          self.assertEqual(conanfile.env, {"PREPEND_PATH": ["hello", "bye"], "VAR": ["var_value"]})
  