Arquillian Drone is unable to instantiate Firefox driver if acceptSslCerts, webStorageEnabled, loggingPrefs properties are used in arquillian.xml ------------------------------------------------------------------------------------------------------------------------------------------------- Key: ARQ-1251 URL: https://issues.jboss.org/browse/ARQ-1251 Project: Arquillian Issue Type: Bug Security Level: Public(Everyone can see) Components: Extension - Drone Reporter: Tomas Repel Assignee: Karel Piwko Description of problem: If you set these properties via arquillian.xml, the Drone fails to instantiate the Firefox driver. The problem is during creation of org.openqa.selenium.firefox.FirefoxDriver instance, these properties are cast from String to e.g. Boolean (in case of acceptSslCerts) resulting in ClassCastException. Snippet of arquillian.xml: <extension qualifier="webdriver"> <property name="acceptSslCerts">false</property> <property name="webStorageEnabled">false</property> <property name="loggingPrefs">someLoggingPrefs</property> </extension> Snippet of Firefox driver injection that fails: @Drone FirefoxDriver browser; Version-Release number of selected component (if applicable): Arquillian 1.0.3.Final Arquillian Drone extension 1.1.0.Final Selenium 2.27.0 (WebDriver 2) How reproducible: Always. Steps to Reproduce: 1. launch functional test using code snippets above Actual results: Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Boolean at org.openqa.selenium.firefox.FirefoxDriver.populateProfile(FirefoxDriver.java:148) at org.openqa.selenium.firefox.FirefoxDriver.extractProfile(FirefoxDriver.java:133) at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:100) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:532) at org.jboss.arquillian.drone.webdriver.factory.SecurityActions.newInstance(SecurityActions.java:142) ... 50 more Expected results: It launches Firefox browser.