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Taking screenshot on failure with Selenium - using jUnit Rules
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package com.redheap.selenium.junit; | |
import com.redheap.selenium.output.FileOutputType; | |
import java.io.File; | |
import java.io.IOException; | |
import java.util.Set; | |
import java.util.logging.Logger; | |
import org.junit.rules.TestWatcher; | |
import org.junit.runner.Description; | |
import org.openqa.selenium.TakesScreenshot; | |
import org.openqa.selenium.WebDriver; | |
import org.openqa.selenium.WebDriverException; | |
public class ScreenshotOnFailure extends TestWatcher { | |
private final File basedir; | |
private final WebDriver driver; | |
private static final Logger logger = Logger.getLogger(ScreenshotOnFailure.class.getName()); | |
public ScreenshotOnFailure(WebDriver driver) { | |
this(driver, new File(".")); | |
} | |
public ScreenshotOnFailure(WebDriver driver, File basedir) { | |
this.driver = driver; | |
this.basedir = basedir; | |
} | |
@Override | |
protected void failed(Throwable t, Description description) { | |
String oldWindow = driver.getWindowHandle(); | |
try { | |
Set<String> windows = driver.getWindowHandles(); | |
int idx = 0; | |
String baseFileName = description.getClassName() + "-" + description.getMethodName(); | |
for (String guid : windows) { | |
StringBuilder fileName = new StringBuilder(baseFileName); | |
if (windows.size() > 1) { | |
fileName.append("-").append((idx++)); | |
} | |
fileName.append(".png"); | |
File file = new File(basedir, fileName.toString()); | |
file.getCanonicalFile().getParentFile().mkdirs(); | |
logger.info("*************** dumping error screenshot " + file.getCanonicalPath()); | |
try { | |
driver.switchTo().window(guid); | |
((TakesScreenshot) driver).getScreenshotAs(new FileOutputType(file)); | |
} catch (RuntimeException e) { | |
// ignore and continue with next window | |
e.printStackTrace(); | |
} | |
} | |
} catch (IOException e) { | |
e.printStackTrace(); | |
throw new WebDriverException(e); | |
} finally { | |
driver.switchTo().window(oldWindow); // restore original active window | |
} | |
} | |
} |
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