@@ -0,0 +1,556 @@
+package com.orientechnologies.orient.client.remote;%0A%0Aimport com.orientechnologies.orient.core.db.document.ODatabaseDocument;%0Aimport com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx;%0Aimport com.orientechnologies.orient.core.exception.OStorageException;%0Aimport org.testng.annotations.Test;%0A%0Apublic class RemoteConnetWrongUrlTest %7B%0A%0A  @Test(expectedExceptions = OStorageException.class)%0A  public void testConnectWrongUrl() %7B%0A    ODatabaseDocument doc = new ODatabaseDocumentTx(%22remote:wrong:2424/test%22);%0A    doc.open(%22user%22, %22user%22);%0A%0A  %7D%0A%0A%7D%0A

add test case for connection failure, issue #4810, #4914