自动化测试（IDEA+Java+Selenium+testng）(下拉框)
public void selectTest() throws InterruptedException {
//定位下拉框
WebElement moreSelect = driver.findElement(By.id("moreSelect"));
Thread.sleep(2000);
//new一个select对象
Select select = new Select(moreSelect);
select.selectByIndex(3); //根据索引值
Thread.sleep(1000);
select.selectByValue("huawei");//根据value值
Thread.sleep(1000);
select.selectByVisibleText("vivo");//根据文本值
}