def METHOD_NAME(fresh_database):
    writer = property_writer.PropertyWriter()
    writer.parse_command_line(['another_dummy_property'])
    writer.run_calculation_loop()
    assert 'dummy_property' in db.get_halo("dummy_sim_1/step.1/halo_1")
    assert 'another_dummy_property' in db.get_halo("dummy_sim_1/step.1/halo_1")
    tool = property_deleter.PropertyDeleter()
    tool.parse_command_line("another_dummy_property -f".split())
    tool.run_calculation_loop()
    assert 'dummy_property' in db.get_halo("dummy_sim_1/step.1/halo_1")
    assert 'another_dummy_property' not in db.get_halo("dummy_sim_1/step.1/halo_1")