What you are doing is possible. I know, because I've done it.
First off, ditch genuine Apache Cactus. It's not being supported anymore. You want to download JSFUnit and use that instead. It makes use of Apache Cactus but is still being actively maintained.
I suggest you create your own test case which extends ServletTestCase instead of using ServletTestCase directly.
public class EJBTestCase extends ServletTestCase {
protected InitialContext context;
public static final String userId = "demouser";
public EJBTestCase(String string) {
super(string);
}
private InitialContext getInitialContext() throws NamingException {
Hashtable env = new Hashtable();
env.put(Context.SECURITY_PRINCIPAL, "username");
env.put(Context.SECURITY_CREDENTIALS, "password");
return new InitialContext(env);
}
public void setUp() throws Exception {
super.setUp();
context = getInitialContext();
}
public void tearDown() throws Exception {
super.tearDown();
context.close();
}
public EJBTestCase() {
super();
}
}
Next, you need to setup your web.xml file:
<filter>
<filter-name>JSFUnitFilter</filter-name>
<filter-class>org.jboss.jsfunit.framework.JSFUnitFilter</filter-class>
</filter>
...
<filter-mapping>
<filter-name>JSFUnitFilter</filter-name>
<servlet-name>ServletTestRunner</servlet-name>
</filter-mapping>
<filter-mapping>
<filter-name>JSFUnitFilter</filter-name>
<servlet-name>ServletRedirector</servlet-name>
</filter-mapping>
...
<servlet>
<servlet-name>ServletRedirector</servlet-name>
<servlet-class>org.jboss.jsfunit.framework.JSFUnitServletRedirector</servlet-class>
</servlet>
<servlet>
<servlet-name>ServletTestRunner</servlet-name>
<servlet-class>org.apache.cactus.server.runner.ServletTestRunner</servlet-class>
</servlet>
...
<servlet-mapping>
<servlet-name>ServletRedirector</servlet-name>
<url-pattern>/ServletRedirector</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>ServletTestRunner</servlet-name>
<url-pattern>/ServletTestRunner</url-pattern>
</servlet-mapping>
Finally, when you run your test cases you must pass in the cactus.contextURL parameter.
-Dcactus.contextURL=http://127.0.0.1:7101/MyApp
I assume you are using JDeveloper. You can then set this under Project Properties > Run/Debug/Profile -> Edit > Launch Settings -> Java Options.