我使用以下代码来截取 Katalon Studio 脚本中警告和错误消息的屏幕截图:
import ru.yandex.qatools.ashot.AShot
import ru.yandex.qatools.ashot.Screenshot
import ru.yandex.qatools.ashot.coordinates.*
import ru.yandex.qatools.ashot.cropper.*
public class ScreenshotHelper {
public void takeWebElementScreenshot(TestObject object) {
WebElement element = WebUiCommonHelper.findWebElement(object, 20)
WebDriver driver = DriverFactory.getWebDriver();
String fileName = new SimpleDateFormat("yyyyMMddHHmmSSS").format(new Date())
Screenshot screenshot = new AShot().takeScreenshot(driver, element)
ImageIO.write(screenshot.getImage(),'PNG', new File(System.getProperty("user.dir")+"/ErrorScreenshots/ElementScreenshot"+"_"+fileName+".png"))
}
}
该方法是从同一类的另一个方法调用的:
public void catchNotyMessage(){
TestObject noty_warning = WebUI.modifyObjectProperty(findTestObject("DUMMY"), 'css', 'equals', 'div.noty_type_warning', true)
TestObject noty_error = WebUI.modifyObjectProperty(findTestObject("DUMMY"), 'css', 'equals', 'div.noty_type_error', true)
if (WebUI.verifyElementPresent(noty_error, 1, FailureHandling.OPTIONAL)){
this.takeWebElementScreenshot(noty_error)
}
else if (WebUI.verifyElementPresent(noty_warning, 1, FailureHandling.OPTIONAL)){
this.takeWebElementScreenshot(noty_warning)
}
}
它工作正常,在正常模式下使用 Katalon 时截取屏幕截图。
但是,当我在无头模式下运行脚本时,我收到以下警告:
WARNING com.kms.katalon.core.webui.exception.WebElementNotFoundException: Web element with id: 'Object Repository/DUMMY' located by 'By.cssSelector: div.noty_type_error' not found
即使该元素应该存在。测试失败了java.lang.NullPointerException
.
是因为无头执行吗?我该如何解决这个问题?