old_contents: # Licensed under the Apache License, Version 2.0 (the "License"); you may
  # not use this file except in compliance with the License. You may obtain
  # a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  # License for the specific language governing permissions and limitations
  # under the License.
  
  
  def test_parser(mocker, octane_app):
      m = mocker.patch('octane.commands.upgrade_node.upgrade_node')
      octane_app.run(["upgrade-node", "--isolated", "1", "2", "3"])
      assert not octane_app.stdout.getvalue()
      assert not octane_app.stderr.getvalue()
      m.assert_called_once_with(1, [2, 3], isolated=True, template=None)
  
new_contents: # Licensed under the Apache License, Version 2.0 (the "License"); you may
  # not use this file except in compliance with the License. You may obtain
  # a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  # License for the specific language governing permissions and limitations
  # under the License.
  
  
  def test_parser(mocker, octane_app):
      m = mocker.patch('octane.commands.upgrade_node.upgrade_node')
      octane_app.run(["upgrade-node", "--isolated", "1", "2", "3"])
      assert not octane_app.stdout.getvalue()
      assert not octane_app.stderr.getvalue()
      m.assert_called_once_with(1, [2, 3], isolated=True, network_template=None)
  
subject: Fix test for upgrade-node command parser