New Test
open /run/com.vaadin.tests.components.accordion.AccordionTabStylenames?restartApplication
assertCSSClass vaadin=runcomvaadintestscomponentsaccordionAccordionTabStylenames::/VVerticalLayout[0]/ChildComponentContainer[1]/VVerticalLayout[0]/ChildComponentContainer[0]/VAccordion[0]/domChild[0] v-accordion-item-tab0
assertCSSClass vaadin=runcomvaadintestscomponentsaccordionAccordionTabStylenames::/VVerticalLayout[0]/ChildComponentContainer[1]/VVerticalLayout[0]/ChildComponentContainer[0]/VAccordion[0]/domChild[1] v-accordion-item-tab1
assertCSSClass vaadin=runcomvaadintestscomponentsaccordionAccordionTabStylenames::/VVerticalLayout[0]/ChildComponentContainer[1]/VVerticalLayout[0]/ChildComponentContainer[0]/VAccordion[0]/domChild[2] v-accordion-item-tab2
assertCSSClass vaadin=runcomvaadintestscomponentsaccordionAccordionTabStylenames::/VVerticalLayout[0]/ChildComponentContainer[1]/VVerticalLayout[0]/ChildComponentContainer[0]/VAccordion[0]/domChild[3] v-accordion-item-tab3