code: def test_get_set_global_job_parameters(self):
      self.execution_config.set_global_job_parameters(
          {"hello": "world"}
      )
  
      self.assertEqual(
          self.execution_config.get_global_job_parameters(),
          {"hello": "world"},
      )
  
imports: from pyflink.datastream import StreamExecutionEnvironment
  from pyflink.common import ExecutionConfig, RestartStrategies, ExecutionMode, Configuration
  from pyflink.java_gateway import get_gateway
  from pyflink.testing.test_case_utils import PyFlinkTestCase
  from pyflink.util.java_utils import get_j_env_configuration
label_desc: Use image node_id 16 for calling the ExecutionConfigTests obj's underlying member method code with example usage: obj.test_get_set_global_job_parameters() without return types