@Test
public void testSamplingRequestHasNullField() {

    URL samplingRules = LocalizedSamplingStrategyTest.class.getResource(
        "/com/amazonaws/xray/strategy/sampling/TwoSamplingRules.json");
    LocalizedSamplingStrategy localizedSamplingStrategy = new LocalizedSamplingStrategy(samplingRules);
    localizedSamplingStrategy.shouldTrace(new SamplingRequest(null, null, null, null, ""));
}