@Test
public void testParseOneOf1()
{

    VirtualCheckOperator op = VirtualCheckExpressionParser.parseVirtualCheckExpression("one of [ host 'vm1', host 'vm2', host 'vm3', host 'vm4' ] as WARNING");
    assertThat(op.toString(), is(equalTo("one of [host 'vm1', host 'vm2', host 'vm3', host 'vm4'] as WARNING")));
}