new_contents: """
  Test the actions module.
  """
  import unittest
  from pprof.utils import actions as a
  from pprof.project import Project
  from pprof.experiment import Experiment
  from plumbum import ProcessExecutionError
  
  class EmptyProject(Project):
      NAME = "test_empty"
      DOMAIN = "debug"
      GROUP = "debug"
  
  class EmptyExperiment(Experiment):
      NAME = "test_empty"
  
  class FailAlways(a.Step):
      def __call__(self):
          raise ProcessExecutionError([], 1, "", "")
  
  class PassAlways(a.Step):
      def __call__(self):
          return a.StepResult.OK
  
  class ActionsTestCase(unittest.TestCase):
      def test_for_all_pass(self):
          ep = EmptyProject(EmptyExperiment())
          actn = a.ForAll([ PassAlways(ep) ])
          self.assertEqual(actn(), a.StepResult.OK)
  
      def test_for_all_fail(self):
          ep = EmptyProject(EmptyExperiment())
          actn = a.ForAll([ FailAlways(ep) ])
          self.assertEqual(actn(), a.StepResult.ERROR)
  
subject: add unit tests for actions