判断元素不存在的方法
Then(/^No folders exist$/, async () => {
//方法1
const favoriteFolderNum=await ResourcePage.favoriteFolder.length
await assert(favoriteFolderNum,0)
//方法2
await expect(ResourcePage.favoriteFolder).not.toBeExisting()
})
标签：Webdriver,await,io,favoriteFolderNum,元素,favoriteFolder,方法 From： https://www.cnblogs.com/chenxiaomeng/p/17060364.html