Examples

Sample query:get a single page

http://www.mediawiki.org/wiki/API:Query#Sample_query

Mediawiki wiki=new Mediawiki("http://en.wikipedia.org");
String content=wiki.getPageContent("Main Page");

JUnit Test

/**
 * http://www.mediawiki.org/wiki/API:Query#Sample_query
 * http://en.wikipedia.org/w/api.php?action=query&prop=revisions&rvprop=content&titles=Main%20Page&format=xml
 * @throws Exception 
 */
@Test
public void testSampleQuery() throws Exception {
  Mediawiki wiki=new Mediawiki("http://en.wikipedia.org");
  String content=wiki.getPageContent("Main Page");
  assertTrue(content.contains("Wikipedia"));
}

login/logout

http://www.mediawiki.org/wiki/API:Login

Login login=wiki.login("scott","tiger");
wiki.logout();

Junit Test

  /**
   * test Login and logout 
   * see <a href='http://www.mediawiki.org/wiki/API:Login'>API:Login</a>
   * @throws Exception
   */
   @Test
   public void testLogin() throws Exception {
     WikiUser wuser=WikiUser.getUser("mediawiki_org");
     Login login=wiki.login(wuser.getUsername(),wuser.getPassword());
     assertEquals("Success",login.getResult());
     assertNotNull(login.getLguserid());
     assertEquals(wuser.getUsername(),login.getLgusername());
     assertNotNull(login.getLgtoken());
     wiki.logout();
   }

Edit

https://www.mediawiki.org/wiki/API:Edit

wiki.login("scott","tiger");
wiki.edit("Test Page 1","new content of test page 1","Summary for this edit");

JUnit test