Java.lang.NullPointerException при запуске тестового примера через Selenium ⇐ JAVA

[Anonymous]

У меня возникла проблема с NullPointerException. Я старался изо всех сил, но не смог решить эту проблему. Я реализую модель POM (Selenium) для своего проекта.

Страница:

Код: Выделить всё

public class VendorsHomePageApp
{
WebDriver driver;

public VendorsHomePageApp(WebDriver driver)
{
this.driver=driver;
}

@FindBy(how=How.XPATH,using=".//*[@id='navbarCollapse']/ul[1]/li[1]/a")
WebElement dashboardTab;

@FindBy(how=How.XPATH,using=".//*[@id='navbarCollapse']/ul[1]/li[2]/a")
WebElement tendersTab;

@FindBy(how=How.XPATH,using=".//*[@id='navbarCollapse']/ul[1]/li[3]/a")
WebElement notificationsTab;

@FindBy(how=How.XPATH,using=".//*[@id='navbarCollapse']/ul[1]/li[4]/a")
WebElement profileTab;

@FindBy(how=How.XPATH,using=".//*[@id='navbarCollapse']/ul[2]/li/a")
WebElement vendorName;

@FindBy(how=How.XPATH,using=".//*[@id='navbarCollapse']/ul[2]/li/ul/li[1]/a")
WebElement vendorHelp;

@FindBy(how=How.XPATH,using=".//*[@id='navbarCollapse']/ul[2]/li/ul/li[3]/a")
WebElement vendorSignOut;

@FindBy(how=How.XPATH,using="html/body/section/div/div/div/div[2]/div/table/tbody/tr[1]/td[1]/a")
WebElement firstTender;

@FindBy(how=How.XPATH,using="html/body/section/div/div/div/div[2]/div/table/tbody/tr[2]/td[1]/a")
WebElement secondTender;

@FindBy(how=How.XPATH,using="html/body/section/div/div/div/div[2]/div/table/tbody/tr[3]/td[1]/a")
WebElement thirdTender;

public void clickOnDashboardTab()
{
dashboardTab.click();
}

public void clickOnTendersTab()
{
tendersTab.click();
}

public void clickOnNotificationsTab()
{
notificationsTab.click();
}

public void clickOnProfileTab()
{
profileTab.click();
}

public void clickOnFirstTender()
{
firstTender.click();
}
}

Тестовый класс:

Код: Выделить всё

public class VendorsHomePageTest
{
public WebDriver driver;
@Test
public void verifyVendorsHomePageTest() throws Exception
{
LoginIntoVendors login=PageFactory.initElements(driver, LoginIntoVendors.class);
login.verifyLoginVendors();

VendorsHomePageApp vhpapp= PageFactory.initElements(driver, VendorsHomePageApp.class);
//driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);

Thread.sleep(3000);

vhpapp.clickOnNotificationsTab();
vhpapp.clickOnProfileTab();
vhpapp.clickOnTendersTab();
vhpapp.clickOnDashboardTab();
vhpapp.clickOnFirstTender();
}
}

Журнал ошибок:

Код: Выделить всё

FAILED:  verifyVendorsHomePageTest
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.$Proxy4.click(Unknown Source)
at com.digitalmqc.automation.vendorspages.VendorsHomePageApp.clickOnNotificationsTab(VendorsHomePageApp.java:60)
at com.digitalmqc.automation.vendorstests.VendorsHomePageTest.verifyVendorsHomePageTest(VendorsHomePageTest.java:28)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:86)
at org.testng.internal.Invoker.invokeMethod(Invoker.java:643)
at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:820)
at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1128)
at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:129)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:112)
at org.testng.TestRunner.privateRun(TestRunner.java:782)
at org.testng.TestRunner.run(TestRunner.java:632)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:366)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:361)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:319)
at org.testng.SuiteRunner.run(SuiteRunner.java:268)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1244)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1169)
at org.testng.TestNG.run(TestNG.java:1064)
at org.testng.remote.RemoteTestNG.run(RemoteTestNG.java:113)
at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:206)
at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:177)

Класс:

Код: Выделить всё

public class LoginIntoVendors
{
@Test
public void verifyLoginVendors() throws Exception
{
WebDriver driver= new FirefoxDriver();
driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
driver.get("******");

IntiationPage vendorInit=PageFactory.initElements(driver, IntiationPage.class);

vendorInit.clickOnLoginButton();

VendorsLoginAction Loginven=PageFactory.initElements(driver, VendorsLoginAction.class);

Loginven.vendorlogin("***","***@gmail.com", "****");

String title = driver.getTitle();
System.out.println("Title is  :" + title  );
}
}

Помощь?

Подробнее здесь: https://stackoverflow.com/questions/384 ... a-selenium