package com.vaadin.tests.components; import static org.junit.Assert.assertEquals; import java.util.List; import org.junit.Test; import org.openqa.selenium.By; import org.openqa.selenium.WebElement; import org.openqa.selenium.remote.DesiredCapabilities; import com.vaadin.testbench.parallel.Browser; import com.vaadin.tests.tb3.MultiBrowserTest; public class SaneErrorsTest extends MultiBrowserTest { /* * (non-Javadoc) * * @see com.vaadin.tests.tb3.MultiBrowserTest#getBrowsersToTest() */ @Override public List getBrowsersToTest() { return getBrowserCapabilities(Browser.FIREFOX); } @Test public void test() { openTestURL(); List elements = getDriver() .findElements(By.xpath("//*[text() = 'Show me my NPE!']")); for (WebElement webElement : elements) { webElement.click(); } getDriver().findElement(By.xpath("//*[text() = 'Collect exceptions']")) .click(); List errorMessages = getDriver() .findElements(By.className("v-label")); for (WebElement webElement : errorMessages) { String text = webElement.getText(); assertEquals("java.lang.NullPointerException", text); } } }