### Question:
ShadowTrafficConfigHelper { public ShadowTrafficConfig getConfig() { return shadowTrafficConfig; } ShadowTrafficConfigHelper(ShadowTrafficConfig shadowTrafficConfig); ShadowTrafficConfig getConfig();  }### Answer:
@Test public void testGetConfigReturnsValue_HappyPath() { ShadowTrafficConfig config = shadowTrafficConfigHelper.getConfig(); assertNotNull(config); }