Java tutorial
/* * (C) Copyright 2013 Kurento (http://kurento.org/) * * All rights reserved. This program and the accompanying materials * are made available under the terms of the GNU Lesser General Public License * (LGPL) version 2.1 which accompanies this distribution, and is available at * http://www.gnu.org/licenses/lgpl-2.1.html * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * */ package com.kurento.test.selenium; import static com.kurento.demo.internal.EventListener.HANDLER_ON_CONTENT_COMMAND; import java.io.File; import java.util.Arrays; import java.util.List; import org.apache.commons.lang.SystemUtils; import org.apache.commons.lang3.StringUtils; import org.junit.After; import org.junit.Assert; import org.openqa.selenium.By; import org.openqa.selenium.WebDriver; import org.openqa.selenium.WebDriverException; import org.openqa.selenium.chrome.ChromeDriver; import org.openqa.selenium.chrome.ChromeOptions; import org.openqa.selenium.firefox.FirefoxDriver; import org.openqa.selenium.support.ui.ExpectedCondition; import org.openqa.selenium.support.ui.Select; import org.openqa.selenium.support.ui.WebDriverWait; import com.kurento.demo.internal.EventListener; import com.kurento.test.base.BaseArquillianTst; /** * Base class for Selenium tests; it contains the generic test cases for this * kind of tests, literals for content events (for JavaScript and Handler * sides), and startup/release for Selenium Webdriver. * * @author Boni Garca (bgarcia@gsyc.es) * @since 1.0.0 * @see <a href="http://www.seleniumhq.org/">Selenium</a> */ public class BaseSeleniumTst extends BaseArquillianTst { private WebDriver driver; private final String HTMLTEST = "playerJson.html"; private int timeout = 80; // seconds private boolean waitEnd = true; private String expectedStatus = null; public void setTimeout(int timeout) { this.timeout = timeout; } public boolean isWaitEnd() { return waitEnd; } public void setWaitEnd(boolean waitEnd) { this.waitEnd = waitEnd; } public String getExpectedStatus() { return expectedStatus; } public void setExpectedStatus(String expectedStatus) { this.expectedStatus = expectedStatus; } public void seleniumTest(Class<? extends WebDriver> driverClass, String handler, String video) throws IllegalArgumentException, SecurityException, IllegalAccessException, NoSuchFieldException, InterruptedException { seleniumTest(driverClass, handler, video, null, null, null); } public void seleniumTest(Class<? extends WebDriver> driverClass, String handler, String video, String[] expectedEvents) throws IllegalArgumentException, SecurityException, IllegalAccessException, NoSuchFieldException, InterruptedException { seleniumTest(driverClass, handler, video, null, null, expectedEvents); } public void seleniumTest(Class<? extends WebDriver> driverClass, String handler, String video, String[] expectedHandlerFlow, String[] expectedJavaScriptFlow, String[] expectedEvents) throws IllegalArgumentException, SecurityException, IllegalAccessException, NoSuchFieldException, InterruptedException { // Setup setup(driverClass); Assert.assertNotNull("Null web driver for " + driverClass.getName(), driver); // Exercise test driver.get("http://localhost:" + getServerPort() + "/kmf-content-api-test/" + HTMLTEST); if (handler != null) { Select handlerSelect = new Select(driver.findElement(By.id("handler"))); handlerSelect.selectByValue(handler); } if (video != null) { Select videoSelect = new Select(driver.findElement(By.id("url"))); videoSelect.selectByValue(video); } driver.findElement(By.id("play")).click(); // Specific case: send commands if (expectedHandlerFlow != null && Arrays.asList(expectedHandlerFlow).contains(HANDLER_ON_CONTENT_COMMAND)) { // Wait the video to be started (TIMEOUT seconds at the most) (new WebDriverWait(driver, timeout)).until(new ExpectedCondition<Boolean>() { @Override public Boolean apply(WebDriver d) { return d.findElement(By.id("status")).getAttribute("value").startsWith("play"); } }); driver.findElement(By.id("sendCommands")).click(); } // Wait test result, watching field "status" (TIMEOUT seconds at the // most) try { (new WebDriverWait(driver, timeout)).until(new ExpectedCondition<Boolean>() { @Override public Boolean apply(WebDriver d) { return d.findElement(By.id("status")).getAttribute("value").startsWith("end"); } }); } catch (WebDriverException e) { if (!isWaitEnd()) { driver.findElement(By.id("stop")).click(); } else { throw e; } } // FIXME: Dirty hack to avoid polling not receiving onTerminate event // See kmf-content-api class AbstractContentSession, line 796 try { Thread.sleep(500); } catch (InterruptedException e) { } if (expectedHandlerFlow != null) { final List<String> actualEventList = EventListener.getEventList(); log.info("*** Flow (Handler) *** Actual: " + Arrays.asList(actualEventList) + " ... Expected: " + Arrays.asList(expectedHandlerFlow)); Assert.assertArrayEquals(expectedHandlerFlow, actualEventList.toArray()); } if (expectedJavaScriptFlow != null) { final String flows = driver.findElement(By.id("flows")).getAttribute("value"); String[] actualFlows = StringUtils.split(flows, "\n"); log.info("*** Flow (JavaScript) *** Actual: " + Arrays.asList(actualFlows) + " ... Expected: " + Arrays.asList(expectedJavaScriptFlow)); Assert.assertFalse(flows.isEmpty()); } if (expectedEvents != null) { final String events = driver.findElement(By.id("events")).getAttribute("value"); String[] actualEvents = StringUtils.split(events, "\n"); log.info("*** Events *** Actual: " + Arrays.asList(actualEvents) + " ... Expected: " + Arrays.asList(expectedEvents)); Assert.assertTrue(actualEvents != null); } if (expectedHandlerFlow == null || expectedJavaScriptFlow == null) { // Assert status does not contain "error" final String status = driver.findElement(By.id("status")).getAttribute("value"); if (expectedStatus != null) { Assert.assertEquals(expectedStatus, status); } else { Assert.assertTrue(status, !status.contains("error")); } } } private void setup(Class<? extends WebDriver> driverClass) { if (driverClass.equals(FirefoxDriver.class)) { driver = new FirefoxDriver(); } else if (driverClass.equals(ChromeDriver.class)) { String chromedriver = null; if (SystemUtils.IS_OS_MAC || SystemUtils.IS_OS_LINUX) { chromedriver = "chromedriver"; } else if (SystemUtils.IS_OS_WINDOWS) { chromedriver = "chromedriver.exe"; } System.setProperty("webdriver.chrome.driver", new File("target/webdriver/" + chromedriver).getAbsolutePath()); ChromeOptions options = new ChromeOptions(); // This flag avoids a warning in chrome. See: // https://code.google.com/p/chromedriver/issues/detail?id=799 options.addArguments("--test-type"); driver = new ChromeDriver(options); } } @After public void end() { driver.quit(); driver = null; } }