package com.test.elementwait;

 import org.openqa.selenium.By;

 import org.openqa.selenium.WebDriver;

 import org.openqa.selenium.firefox.FirefoxDriver;

 import org.openqa.selenium.support.ui.ExpectedCondition;

 import org.openqa.selenium.support.ui.ExpectedConditions;

 import org.openqa.selenium.support.ui.WebDriverWait;

 public class ExplicitWait {

     public static void main(String[] args) {

         WebDriver driver = new FirefoxDriver();

         driver.get("http://www.baidu.com");

         driver.manage().window().maximize();

         //标题是不是“百度一下，你就知道”

         new WebDriverWait(driver,5).until(ExpectedConditions.titleIs("百度一下，你就知道"));

         //标题是不是包含“百度一下”

         new WebDriverWait(driver,5).until(ExpectedConditions.titleContains("百度一下"));

         //判断该元素是否被加载在DOM中，并不代表该元素一定可见

         new WebDriverWait(driver,5).until(ExpectedConditions.presenceOfElementLocated(By.xpath("//*[@id='kw']")));

         //判断元素(定位后)是否可见

         new WebDriverWait(driver,5).until(ExpectedConditions.visibilityOf(driver.findElement(By.xpath("//*[@id='kw']"))));

         //判断元素是否可见（非隐藏，并且元素的宽和高都不等以0）

         new WebDriverWait(driver,5).until(ExpectedConditions.visibilityOfElementLocated(By.xpath("//*[@id='kw']")));

         //只要存在一个就是true

         ExpectedConditions.presenceOfAllElementsLocatedBy(By.xpath("//*[@id='kw']"));

         //元素中的text是否包含语气的字符串

         ExpectedConditions.textToBePresentInElementLocated(By.xpath("//*[@id='kw']"), "百度一下");

         //元素的value属性中是否包含语气的字符串

         ExpectedConditions.textToBePresentInElementValue(By.xpath("//*[@id='kw']"), "***");

         //判断该表单是否可以切过去，可以就切过去并返回true，否则放回false

         ExpectedConditions.frameToBeAvailableAndSwitchToIt(By.id("**"));

         //判断某个元素是否不存在于DOM或不可见

         ExpectedConditions.invisibilityOfElementLocated(By.xpath("//*[@id='kw']"));

         //判断元素是否可以点击

         ExpectedConditions.elementToBeClickable(By.xpath("//*[@id='kw']"));

         //等到一个元素从DOM中移除

         ExpectedConditions.stalenessOf(driver.findElement(By.xpath("//*[@id='kw']")));

         //判断某个元素是否被选中，一般用在下拉列表

         ExpectedConditions.elementToBeSelected(By.xpath("//*[@id='kw']"));

         //判断某个元素的选中状态是否符合预期

         ExpectedConditions.elementSelectionStateToBe(By.xpath("//*[@id='kw']"), true);

         //判断某个元素(已定位)的选中状态是否符合预期

         ExpectedConditions.elementSelectionStateToBe(driver.findElement(By.xpath("//*[@id='kw']")), false);

         //判断页面中是否存在alert

         new WebDriverWait(driver,5).until(ExpectedConditions.alertIsPresent());

         //--------------------自定义判断条件-----------------------------

         WebDriverWait wait = new WebDriverWait(driver, 3);

         wait.until(new ExpectedCondition<Boolean>() {

              public Boolean apply(WebDriver driver) {

                  return !driver.findElement(By.xpath("//*[@id='kw']")).getAttribute("class").contains("x-form-invalid-field");

                              }

                  });

     }

 }