@Test
public void nestedZipInZip() throws IOException
{

 IDirectory outer = FileSystem.getFSRoot(new File("fileSystemTest/outer.zip"));
 IFile innerFile = outer.getFile("app2.zip");
 assertNotNull(innerFile);
 IDirectory inner = innerFile.convertNested();
 assertNotNull(inner);
 File desiredFile = new File(new File(getTestResourceDir(), "/app1"), "META-INF/APPLICATION.MF");
 // no size information when stream reading :(
 runBasicDirTest(inner, "app2.zip/", -1, desiredFile.lastModified());
 runBasicDirTest(inner.toCloseable(), "app2.zip/", desiredFile.length(), desiredFile.lastModified());
}