code: def test_status(self):
      self.assertEqual(run(""), "ninja: no work to do.\n")
      self.assertEqual(run("", pipe=True), "ninja: no work to do.\n")
      self.assertEqual(run("", flags="--quiet"), "")
  
file_path: ninja/misc/output_test.py
imports: import os
  import platform
  import subprocess
  import sys
  import tempfile
  import unittest
label_desc: Use image node_id 5 for calling the Output obj's underlying member method code with example usage: obj.test_status() without return types