text: import glob
  import tempfile
  import os
  import os.path
  import re
  import shutil
  import argparse
  import copy
  
  PROJECT_NAME = "unit-test-app"
  PROJECT_PATH = os.getcwd()
  
  # List of unit-test-app configurations.
  # Each file in configs/ directory defines a configuration. The format is the
  # same as sdkconfig file. Configuration is applied on top of sdkconfig.defaults
  # file from the project directory
  CONFIG_NAMES = os.listdir(os.path.join(PROJECT_PATH, "configs"))
  
  # Build (intermediate) and output (artifact) directories
  BUILDS_DIR = os.path.join(PROJECT_PATH, "builds")
  BINARIES_DIR = os.path.join(PROJECT_PATH, "output")
  
  
  # Convert the values passed to the -T parameter to corresponding cache entry definitions
  # TESTS_ALL and TEST_COMPONENTS
  class TestComponentAction(argparse.Action):
      def __call__(self, parser, namespace, values, option_string=None):
          # Create a new of cache definition entry, adding previous elements
          cache_entries = list()
  
          existing_entries = getattr(namespace, "define_cache_entry", [])
  
          if existing_entries:
              cache_entries.extend(existing_entries)
  
          # Form -D arguments
          if "all" in values:
              cache_entries.append("TESTS_ALL=1")
              cache_entries.append("TEST_COMPONENTS=''")
          else:
              cache_entries.append("TESTS_ALL=0")
              cache_entries.append("TEST_COMPONENTS='%s'" % " ".join(values))
  
          setattr(namespace, "define_cache_entry", cache_entries)
  
          # Brute force add reconfigure at the very beginning
          existing_actions = getattr(namespace, "actions", [])
          if "reconfigure" not in existing_actions:
              existing_actions = ["reconfigure"] + existing_actions
          setattr(namespace, "actions", existing_actions)
  
  
  class TestExcludeComponentAction(argparse.Action):
      def __call__(self, parser, namespace, values, option_string=None):
          # Create a new of cache definition entry, adding previous elements
          cache_entries = list()
  
          existing_entries = getattr(namespace, "define_cache_entry", [])
  
          if existing_entries:
              cache_entries.extend(existing_entries)
  
          cache_entries.append("TEST_EXCLUDE_COMPONENTS='%s'" % " ".join(values))
  
          setattr(namespace, "define_cache_entry", cache_entries)
  
          # Brute force add reconfigure at the very beginning
          existing_actions = getattr(namespace, "actions", [])
          if "reconfigure" not in existing_actions:
              existing_actions = ["reconfigure"] + existing_actions
          setattr(namespace, "actions", existing_actions)
  
  
  def add_argument_extensions(parser):
      # For convenience, define a -T argument that gets converted to -D arguments
      parser.add_argument('-T', '--test-component', help="Specify the components to test", nargs='+', action=TestComponentAction)
      # For convenience, define a -T argument that gets converted to -D arguments
      parser.add_argument('-E', '--test-exclude-components', help="Specify the components to exclude from testing", nargs='+', action=TestExcludeComponentAction)
  
  
  def add_action_extensions(base_functions, base_actions):
  
      def ut_apply_config(ut_apply_config_name, args):
          config_name = re.match(r"ut-apply-config-(.*)", ut_apply_config_name).group(1)
  
          def set_config_build_variables(prop, defval=None):
              property_value = re.findall(r"^%s=(.+)" % prop, config_file_content, re.MULTILINE)
              if (property_value):
                  property_value = property_value[0]
              else:
                  property_value = defval
  
              if (property_value):
                  try:
                      args.define_cache_entry.append("%s=" % prop + property_value)
                  except AttributeError:
                      args.define_cache_entry = ["%s=" % prop + property_value]
  
              return property_value
  
          sdkconfig_set = None
  
          if args.define_cache_entry:
              sdkconfig_set = filter(lambda s: "SDKCONFIG=" in s, args.define_cache_entry)
  
          sdkconfig_path = os.path.join(args.project_dir, "sdkconfig")
  
          if sdkconfig_set:
              sdkconfig_path = sdkconfig_set[-1].split("=")[1]
              sdkconfig_path = os.path.abspath(sdkconfig_path)
  
          try:
              os.remove(sdkconfig_path)
          except OSError:
              pass
  
          if config_name in CONFIG_NAMES:
              # Parse the sdkconfig for components to be included/excluded and tests to be run
              config = os.path.join(PROJECT_PATH, "configs", config_name)
  
              with open(config, "r") as config_file:
                  config_file_content = config_file.read()
  
                  set_config_build_variables("EXCLUDE_COMPONENTS", "''")
  
                  test_components = set_config_build_variables("TEST_COMPONENTS", "''")
  
                  tests_all = None
                  if test_components == "''":
                      tests_all = "TESTS_ALL=1"
                  else:
                      tests_all = "TESTS_ALL=0"
  
                  try:
                      args.define_cache_entry.append(tests_all)
                  except AttributeError:
                      args.define_cache_entry = [tests_all]
  
                  set_config_build_variables("TEST_EXCLUDE_COMPONENTS","''")
  
              with tempfile.NamedTemporaryFile() as sdkconfig_temp:
                  # Use values from the combined defaults and the values from
                  # config folder to build config
                  sdkconfig_default = os.path.join(PROJECT_PATH, "sdkconfig.defaults")
  
                  with open(sdkconfig_default, "rb") as sdkconfig_default_file:
                      sdkconfig_temp.write(sdkconfig_default_file.read())
  
                  sdkconfig_config = os.path.join(PROJECT_PATH, "configs", config_name)
                  with open(sdkconfig_config, "rb") as sdkconfig_config_file:
                      sdkconfig_temp.write(b"\n")
                      sdkconfig_temp.write(sdkconfig_config_file.read())
  
                  sdkconfig_temp.flush()
  
                  try:
                      args.define_cache_entry.append("SDKCONFIG_DEFAULTS=" + sdkconfig_temp.name)
                  except AttributeError:
                      args.define_cache_entry = ["SDKCONFIG_DEFAULTS=" + sdkconfig_temp.name]
  
                  reconfigure = base_functions["reconfigure"]
                  reconfigure(None, args)
          else:
              if not config_name == "all-configs":
                  print("unknown unit test app config for action '%s'" % ut_apply_config_name)
  
      # This target builds the configuration. It does not currently track dependencies,
      # but is good enough for CI builds if used together with clean-all-configs.
      # For local builds, use 'apply-config-NAME' target and then use normal 'all'
      # and 'flash' targets.
      def ut_build(ut_build_name, args):
          # Create a copy of the passed arguments to prevent arg modifications to accrue if
          # all configs are being built
          build_args = copy.copy(args)
  
          config_name = re.match(r"ut-build-(.*)", ut_build_name).group(1)
  
          if config_name in CONFIG_NAMES:
              build_args.build_dir = os.path.join(BUILDS_DIR, config_name)
  
              src = os.path.join(BUILDS_DIR, config_name)
              dest = os.path.join(BINARIES_DIR, config_name)
  
              try:
                  os.makedirs(dest)
              except OSError:
                  pass
  
              # Build, tweaking paths to sdkconfig and sdkconfig.defaults
              ut_apply_config("ut-apply-config-" + config_name, build_args)
  
              build_target = base_functions["build_target"]
  
              build_target("all", build_args)
  
              # Copy artifacts to the output directory
              shutil.copyfile(os.path.join(build_args.project_dir, "sdkconfig"), os.path.join(dest, "sdkconfig"))
  
              binaries = [PROJECT_NAME + x for x in [".elf", ".bin", ".map"]]
  
              for binary in binaries:
                  shutil.copyfile(os.path.join(src, binary), os.path.join(dest, binary))
  
              try:
                  os.mkdir(os.path.join(dest, "bootloader"))
              except OSError:
                  pass
  
              shutil.copyfile(os.path.join(src, "bootloader", "bootloader.bin"), os.path.join(dest, "bootloader", "bootloader.bin"))
  
              for partition_table in glob.glob(os.path.join(src, "partition_table", "partition-table*.bin")):
                  try:
                      os.mkdir(os.path.join(dest, "partition_table"))
                  except OSError:
                      pass
                  shutil.copyfile(partition_table, os.path.join(dest, "partition_table", os.path.basename(partition_table)))
  
              shutil.copyfile(os.path.join(src, "flasher_args.json"), os.path.join(dest, "flasher_args.json"))
  
              binaries = glob.glob(os.path.join(src, "*.bin"))
              binaries = [os.path.basename(s) for s in binaries]
  
              for binary in binaries:
                  shutil.copyfile(os.path.join(src, binary), os.path.join(dest, binary))
  
          else:
              if not config_name == "all-configs":
                  print("unknown unit test app config for action '%s'" % ut_build_name)
  
      def ut_clean(ut_clean_name, args):
          config_name = re.match(r"ut-clean-(.*)", ut_clean_name).group(1)
          if config_name in CONFIG_NAMES:
              shutil.rmtree(os.path.join(BUILDS_DIR, config_name), ignore_errors=True)
              shutil.rmtree(os.path.join(BINARIES_DIR, config_name), ignore_errors=True)
          else:
              if not config_name == "all-configs":
                  print("unknown unit test app config for action '%s'" % ut_clean_name)
  
      def ut_help(action, args):
          HELP_STRING = """
  Additional unit-test-app specific targets
  
  idf.py ut-build-NAME - Build unit-test-app with configuration provided in configs/NAME.
                      Build directory will be builds/NAME/, output binaries will be
                      under output/NAME/
  
  idf.py ut-clean-NAME - Remove build and output directories for configuration NAME.
  
  idf.py ut-build-all-configs - Build all configurations defined in configs/ directory.
  
  idf.py ut-apply-config-NAME - Generates configuration based on configs/NAME in sdkconfig
                      file. After this, normal all/flash targets can be used.
                      Useful for development/debugging.
  """
          print(HELP_STRING)
  
      # Build dictionary of action extensions
      extensions = dict()
  
      # This generates per-config targets (clean, build, apply-config).
      build_all_config_deps = []
      clean_all_config_deps = []
  
      for config in CONFIG_NAMES:
          config_build_action_name = "ut-build-" + config
          config_clean_action_name = "ut-clean-" + config
          config_apply_config_action_name = "ut-apply-config-" + config
  
          extensions[config_build_action_name] = (ut_build, [], [])
          extensions[config_clean_action_name] = (ut_clean, [], [])
          extensions[config_apply_config_action_name] = (ut_apply_config, [], [])
  
          build_all_config_deps.append(config_build_action_name)
          clean_all_config_deps.append(config_clean_action_name)
  
      extensions["ut-build-all-configs"] = (ut_build, build_all_config_deps, [])
      extensions["ut-clean-all-configs"] = (ut_clean, clean_all_config_deps, [])
  
      extensions["ut-help"] = (ut_help, [], [])
  
      base_actions.update(extensions)
  