code: def test_java_ver(self):
      res = platform.java_ver()
      if sys.platform == "java":  # Is never actually checked in CI
          self.assertTrue(all(res))
  
imports: import os
  import copy
  import pickle
  import platform
  import subprocess
  import sys
  import unittest
  from unittest import mock
  from test import support
  from test.support import os_helper
label_desc: Use image node_id 26 for calling the PlatformTest obj's underlying member method code with example usage: obj.test_java_ver() without return types