Capture all the JavaScript Errors | Selenium

Capture js using Firefox profile

1| Download the library file, JSErrorCollector
2| Add to build path.
3| Make use of the library in your code using Firefox profile.

Snippet

import java.util.List;
import net.jsourcerer.webdriver.jserrorcollector.JavaScriptError;
import org.openqa.selenium.firefox.FirefoxProfile;

@BeforeTest
public void setUp() throws Exception {
FirefoxProfile ffProfile = new FirefoxProfile();
JavaScriptError.addExtension(ffProfile);
driver = new FirefoxDriver(ffProfile);
baseUrl = "http://xyz.com";
}

@Test
public void contentTitle() throws Exception {
driver.get(baseUrl + "/");
Thread.sleep(5000);
}

@AfterTest
public void tearDown() throws Exception {
List<JavaScriptError> jsErrors = JavaScriptError.readErrors(driver);
System.out.println("——————START displaying JS errors——————");
for (int i = 0; i < jsErrors.size(); i++) {
System.out.println(jsErrors.get(i).getErrorMessage());
System.out.println("Error in Line: "+ jsErrors.get(i).getLineNumber());
System.out.println(jsErrors.get(i).getSourceName());
System.out.println("\n");
}
System.out.println("——————STOP displaying JS errors———————");
driver.close();
driver.quit();
}