package com.vaadin.tests.applicationservlet; import static org.junit.Assert.assertTrue; import org.junit.Test; import org.openqa.selenium.By; import com.vaadin.tests.tb3.SingleBrowserTest; public class NoApplicationClassTest extends SingleBrowserTest { @Test public void testInvalidApplicationClass() { openTestURL(); String exceptionMessage = getDriver().findElement(By.xpath("//pre[2]")) .getText(); String expected = "ServletException: java.lang.ClassNotFoundException: ClassThatIsNotPresent"; assertTrue(String.format( "Unexpected error message.\n expected to contain: '%s'\n was: %s", expected, exceptionMessage), exceptionMessage.contains(expected)); } @Override protected String getDeploymentPath() { return "/run/ClassThatIsNotPresent"; } @Override protected void openTestURL(String... parameters) { driver.get(getTestUrl()); } }