// create 2 new nodes with two independent versions
// so merge fails for this node
Node originalNode = testRootNode.getNode(nodeName1);
VersionManager originalVersionManager = originalNode.getSession().getWorkspace().getVersionManager();
String originalPath = originalNode.getPath();
originalVersionManager.checkout(originalPath);
Node subNode = originalNode.getNode(nodeName2);
// will be unchanged after merge
originalVersionManager.checkout(subNode.getPath());
subNode.setProperty(propertyName1, CHANGED_STRING);
// will be updated