old_contents: import pytest
  
  pytest.importorskip("libvirt")
  
  def test_load_module():
      __import__("modules.contrib.libvirtvms")
  
  
new_contents: import sys
  import pytest
  from unittest.mock import Mock
  
  import core.config
  
  sys.modules['libvirt'] = Mock()
  
  import modules.contrib.libvirtvms
  
  def build_module():
      return modules.contrib.libvirtvms.Module(
          config=core.config.Config([]),
          theme=None
      )
  
  def test_load_module():
      __import__("modules.contrib.libvirtvms")
  
  def test_input_registration(mocker):
     input_register = mocker.patch('core.input.register')
  
     module = build_module()
  
     input_register.assert_called_with(
         module,
         button=core.input.LEFT_MOUSE,
         cmd="virt-manager"
     )
  
  def test_status_failed(mocker):
      mocker.patch('libvirt.openReadOnly', return_value=None)
  
      module = build_module()
      status = module.status(None)
  
      assert status == "Failed to open connection to the hypervisor"
  
  def test_status(mocker):
      virtMock = mocker.Mock()
      virtMock.numOfDomains = mocker.Mock(return_value=10)
  
      mocker.patch('libvirt.openReadOnly', return_value=virtMock)
  
      module = build_module()
      status = module.status(None)
  
      assert status == "VMs 10"
  
subject: create libvirtvms tests