@Test public void testCacheDirDeletedOnVertxClose() { VertxInternal vertx2 = (VertxInternal) vertx(); File file = vertx2.resolveFile(webRoot + "/somefile.html"); assertTrue(file.exists()); File cacheDir = file.getParentFile().getParentFile(); assertTrue(cacheDir.exists()); vertx2.close( onSuccess( v -> { assertFalse(cacheDir.exists()); testComplete(); })); await(); }