throws IOException {
String req = "tests/test/juju/reattore/server/intercept/impl/testfilecache.txt";
File f = new File(req);
ByteSource bs = cache.get(req, f);
String body = getBody(bs);
assertEquals("This is testfilecache.txt", body);
bs.dispose();
bs = cache.get(req, f);
assertEquals(body, getBody(bs));
bs.dispose();
}