def METHOD_NAME(self):
    """ Initialize test files. """
    global TEST_WORKSPACE
    TEST_WORKSPACE = env.get_workspace('plist_to_html')
    os.environ['TEST_WORKSPACE'] = TEST_WORKSPACE
    self.test_workspace = os.environ['TEST_WORKSPACE']
    self.layout_dir = os.environ['LAYOUT_DIR']
    test_file_dir_path = os.path.join(self.test_workspace, "test_files")
    test_projects = ['notes', 'macros', 'simple', 'inclusion']
    for test_project in test_projects:
        test_project_path = os.path.join(test_file_dir_path, test_project)
        shutil.copytree(get_project_path(test_project), test_project_path)
        for test_file in os.listdir(test_project_path):
            if test_file.endswith(".plist"):
                test_file_path = os.path.join(test_project_path, test_file)
                with open(test_file_path, 'r+',
                          encoding='utf-8', errors='ignore') as plist_file:
                    content = plist_file.read()
                    new_content = content.replace("$FILE_PATH$",
                                                  test_project_path)
                    plist_file.seek(0)
                    plist_file.truncate()
                    plist_file.write(new_content)