class_docstr: Tests the env variable or the command line flag to filter tests.
docstr: Tests the behavior without the filter, with sharding enabled.
docstr_tok: ["Tests","the","behavior","without","the","filter",",","with","sharding","enabled","."]
code: def testDefaultBehaviorWithShards(self):
      """Tests the behavior without the filter, with sharding enabled."""
  
      self.RunAndVerifyWithSharding(None, 1, ACTIVE_TESTS)
      self.RunAndVerifyWithSharding(None, 2, ACTIVE_TESTS)
      self.RunAndVerifyWithSharding(
          None, len(ACTIVE_TESTS) - 1, ACTIVE_TESTS
      )
      self.RunAndVerifyWithSharding(
          None, len(ACTIVE_TESTS), ACTIVE_TESTS
      )
      self.RunAndVerifyWithSharding(
          None, len(ACTIVE_TESTS) + 1, ACTIVE_TESTS
      )
  
imports: import os
  import re
  import sys
  from googletest.test import gtest_test_utils
label_desc: Use image node_id 9 for calling the GTestFilterUnitTest obj's underlying member method code with example usage: obj.testDefaultBehaviorWithShards() without return types