问题:我是selenium和自动化测试的初学者,我正在使用java、TestNG和maven编写一个selenium脚本。当我在一个类中编写所有东西时,都可以正常工作,但是我希望有一个用于所有对象的包,一个用于测试的包,以及一个带有主设置的基类。该项目将包含一个类为每个网页从网站和一个类为所有的测试。当我试图修改某些东西时,另一个错误来自于BaseClass中的构造函数,我不知道为什么基类是这样的:
我试过什么
public BaseClass(WebDriver driver) {
this.driver = driver;
PageFactory.initElements(driver, this);
}
或者是PagegeFactory.initElements(new AjaxElementLocatorFactory(driver, TimeoutValue), this);
,但没有工作。
package com.selenium.Base;
import org.openqa.selenium.By;
import org.openqa.selenium.JavascriptExecutor;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.support.ui.ExpectedConditions;
import org.openqa.selenium.support.ui.WebDriverWait;
import org.testng.annotations.*;
import page_objects.AnalizesiPreturi;
import java.util.concurrent.TimeUnit;
public class BaseClass {
public WebDriver driver;
protected static AnalizesiPreturi baseClass;
public BaseClass(WebDriver driver) { }
public BaseClass() { }
@BeforeMethod
public void setUp() {
System.setProperty("webdriver.driver.chrome", "C://SeleniumWebdrivers//chromedriver.exe");
driver = new ChromeDriver();
//implicit wait
driver.manage().window().maximize();
driver.manage().timeouts().implicitlyWait(10, TimeUnit.MINUTES);
//launch URL
driver.get("http://googl.com/");
//scroll
JavascriptExecutor js = (JavascriptExecutor) driver;
js.executeScript("window.scrollBy(0,500)", "");
//WebDriverWailt for all objects located by class name
WebDriverWait wbd = new WebDriverWait(driver, 1000);
wbd.until(ExpectedConditions.presenceOfAllElementsLocatedBy(By.className("AnalizesiPreturi")));
}
@AfterMethod
public void tearDown(){
driver.close();
}
}
页面对象类是来自另一个包的
package page_objects;
import com.gargoylesoftware.htmlunit.Page;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.support.FindBy;
import com.selenium.Base.BaseClass;
import org.openqa.selenium.support.PageFactory;
import org.testng.annotations.Test;
public class AnalizesiPreturi extends BaseClass {
public AnalizesiPreturi(WebDriver driver) {
this.driver = driver;
PageFactory.initElements(driver, this);
}
@FindBy(css = "#onetrust-accept-btn-handler")
WebElement cookie;
@FindBy(css = "#footable_501 > tbody > tr.ninja_table_row_0.nt_row_id_77 > td.ninja_column_1.ninja_clmn_nm_pret.footable-last-visible")
WebElement plus1Button;
@FindBy(css = "#footable_501 > tbody > tr.ninja_table_row_1.nt_row_id_78 > td.ninja_column_1.ninja_clmn_nm_pret.footable-last-visible")
WebElement plus2Button;
@FindBy(css = "#calculator > div.body > div.products > div.innerProducts > div > div.right")
WebElement minusButton;
@FindBy(css = "#show-hide > div.hide")
WebElement closeButton;
@FindBy(css = "#footable_501 > thead > tr.footable-filtering > th > form > div > div > input")
WebElement search;
@FindBy(css = "#footable_501 > thead > tr.footable-filtering > th > form > div > div > div > button.btn.btn-primary")
WebElement findButton;
@Test
public AnalizesiPreturi addAnalises(){
PageFactory.initElements(driver, this);
cookie.click();
plus1Button.click();
plus2Button.click();
closeButton.click();
return null;
}
}
最后一个是测试包
package Test;
import com.selenium.Base.BaseClass;
import org.openqa.selenium.WebDriver;
import org.testng.annotations.Test;
import page_objects.AnalizesiPreturi;
import page_objects.Centers;
public class TestsPage extends BaseClass {
public TestsPage(WebDriver driver) {
super(driver);
}
public WebDriver getDriverInstance() {
return driver;
}
@Test
public void TestAnalises()throws Exception{
//Tests
driver.get("");
AnalizesiPreturi analise = new AnalizesiPreturi(driver);
analise.addAnalises();
}
public void TestCenters(){
Centers centre = new Centers(driver);
centre.checkCenters();
}
}
以下是收到的例外情况:
org.testng.TestNGException:
An error occurred while instantiating class Test.TestsPage. Check to make sure it can be instantiated
at org.testng.internal.InstanceCreator.createInstanceUsingObjectFactory(InstanceCreator.java:134)
at org.testng.internal.InstanceCreator.createInstance(InstanceCreator.java:79)
at org.testng.internal.objects.SimpleObjectDispenser.dispense(SimpleObjectDispenser.java:25)
at org.testng.internal.objects.GuiceBasedObjectDispenser.dispense(GuiceBasedObjectDispenser.java:30)
at org.testng.internal.ClassImpl.getDefaultInstance(ClassImpl.java:112)
at org.testng.internal.ClassImpl.getInstances(ClassImpl.java:165)
at org.testng.TestClass.getInstances(TestClass.java:122)
at org.testng.TestClass.initTestClassesAndInstances(TestClass.java:102)
at org.testng.TestClass.init(TestClass.java:94)
at org.testng.TestClass.<init>(TestClass.java:59)
at org.testng.TestRunner.initMethods(TestRunner.java:463)
at org.testng.TestRunner.init(TestRunner.java:339)
at org.testng.TestRunner.init(TestRunner.java:292)
at org.testng.TestRunner.<init>(TestRunner.java:183)
at org.testng.SuiteRunner$DefaultTestRunnerFactory.newTestRunner(SuiteRunner.java:596)
at org.testng.SuiteRunner.init(SuiteRunner.java:173)
at org.testng.SuiteRunner.<init>(SuiteRunner.java:107)
at org.testng.TestNG.createSuiteRunner(TestNG.java:1300)
at org.testng.TestNG.createSuiteRunners(TestNG.java:1276)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1125)
at org.testng.TestNG.runSuites(TestNG.java:1063)
at org.testng.TestNG.run(TestNG.java:1031)
at com.intellij.rt.testng.IDEARemoteTestNG.run(IDEARemoteTestNG.java:66)
at com.intellij.rt.testng.RemoteTestNGStarter.main(RemoteTestNGStarter.java:109)
或
java.lang.NoSuchMethodError: com.google.common.util.concurrent.SimpleTimeLimiter.create(Ljava/util/concurrent/ExecutorService;)Lcom/google/common/util/concurrent/SimpleTimeLimiter; at org.openqa.selenium.net.UrlChecker.<init>(UrlChecker.java:62) at org.openqa.selenium.remote.service.DriverService.waitUntilAvailable(DriverService.java:197)
发布于 2021-06-02 12:05:31
您需要为TestsPage
定义一个默认构造函数。(不仅是基类) TestNG试图通过以下方法创建测试类的对象:
循环所有构造函数:
如果有带@Parameters
如果没有这样的构造函数,那么:
最后,它检查是否使用默认的constructor.创建测试类。
因此,目前您的代码不符合上述三个条件。因此出现了例外。
尝试添加一个默认构造函数,它就会工作。
public TestsPage() {
}
https://stackoverflow.com/questions/67801483
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