nested = nested.getChild("level3.zip");
assertEquals("Second level nested Real URL", jarURL, nested.getRealURL().toExternalForm());
// nested root test
url = getResource("/vfs/test/");
ZipEntryContext zctx = new ZipEntryContext(new URL("vfszip:" + url.getPath() + "/level1.zip/level2.zip/level3.zip"));
VirtualFileHandler handler = zctx.getRoot();
assertEquals("Nested root Real URL", jarURL, handler.getRealURL().toExternalForm());
List<VirtualFileHandler> children = handler.getChildren(false);
for (VirtualFileHandler child: children)
{