code: def test_modify_max_idle(gcloud_run):
      runner.invoke(
          cli.app, ["modify", "test-cluster", "--max-idle=1h"]
      )
      assert "--max-idle=1h" in gcloud_run.call_args[0][0]
  
imports: import pytest
  from typer.testing import CliRunner
  from hailtop.hailctl.dataproc import cli
label_desc: Use image node_id 9 for calling a global function with example usage: test_modify_max_idle(gcloud_run) without return types