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标题: 运行报空指针异常，搞不懂 [打印本页]

作者: xuziyan 时间: 2018-4-20 15:15
标题: 运行报空指针异常，搞不懂
package ly.base;

import org.openqa.selenium.WebDriver;
import org.openqa.selenium.firefox.FirefoxDriver;

public class init {

//打开浏览器，打开网址
public static WebDriver init(String url){
      System.setProperty("webdriver.firefox.bin","E:\\auto\\Mozilla Firefox\\firefox.exe");
      WebDriver webdriver = new FirefoxDriver();
      webdriver.get(url);
      //放大浏览器
   // webdriver.manage().window().maximize();
      return webdriver;
}
}

package ly.page;

import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.support.FindBy;
import org.openqa.selenium.support.PageFactory;

public class LoginPage {

WebDriver driver ;

public LoginPage(WebDriver driver){
   this.driver = driver;
   // PageFactory.initElements(driver,this);
  }

  // 元素定位
//账户
@FindBy (xpath=".//*[@id='user_login']/div/div[2]/span[1]/span/input")

public WebElement login;
//密码
@FindBy (xpath=".//*[@id='user_login']/div/div[2]/span[2]/span/input")

public WebElement pw;
//登录
@FindBy (xpath=".//*[@id='user_login']/div/div[2]/span[4]/input")

public WebElement dl;

// 业务逻辑和操作方法

//登录方法
public  void login(String username, String password){
      login.sendKeys(username);
      pw.sendKeys(password);
      dl.click();

}
}

package ly.TestSuites;

import ly.base.init;
import ly.page.LoginPage;

import org.openqa.selenium.WebDriver;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.support.PageFactory;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;

public class LoginPageTest {
WebDriver driver;

init init1 = null;

   @BeforeClass
  public void beforeClass() throws InterruptedException {
      init1 = new init();
      init1.init("http://192.168.2.100/zhxg/index.do");
      Thread.sleep(2000);

   }

  @Test
  public void f() {
   LoginPage login = PageFactory.initElements(driver, LoginPage.class);
   login.login("admin", "1");

  }

  @AfterClass
  public void afterClass() {
   System.out.println("loginTest finish");
  }

}

FAILED CONFIGURATION: @BeforeClass beforeClass
java.lang.NullPointerException
at org.openqa.selenium.support.pagefactory.DefaultElementLocator.findElement(DefaultElementLocator.java:69)
at org.openqa.selenium.support.pagefactory.internal.LocatingElementHandler.invoke(LocatingElementHandler.java:38)
at com.sun.proxy.$Proxy6.sendKeys(Unknown Source)
at ly.page.LoginPage.login(LoginPage.java:38)
at ly.TestSuites.LoginPageTest.beforeClass(LoginPageTest.java:27)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:84)
at org.testng.internal.Invoker.invokeConfigurationMethod(Invoker.java:564)
at org.testng.internal.Invoker.invokeConfigurations(Invoker.java:213)
at org.testng.internal.Invoker.invokeConfigurations(Invoker.java:138)
at org.testng.internal.TestMethodWorker.invokeBeforeClassMethods(TestMethodWorker.java:175)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:107)
at org.testng.TestRunner.privateRun(TestRunner.java:767)
at org.testng.TestRunner.run(TestRunner.java:617)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:335)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:330)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:291)
at org.testng.SuiteRunner.run(SuiteRunner.java:240)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1224)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1149)
at org.testng.TestNG.run(TestNG.java:1057)
at org.testng.remote.RemoteTestNG.run(RemoteTestNG.java:111)
at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:204)
at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:175)

SKIPPED CONFIGURATION: @AfterClass afterClass
SKIPPED: f

===============================================
Default test
Tests run: 1, Failures: 0, Skips: 1
Configuration Failures: 1, Skips: 1
===============================================

===============================================
Default suite
Total tests run: 1, Failures: 0, Skips: 1
Configuration Failures: 1, Skips: 1
===============================================

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