@Test
public void testListResourcesImpl() throws Exception {

    String path = "../examples/test_metadata/";
    String cp = new File(path).getCanonicalFile().getPath();
    FileSystem fs = HadoopUtil.getFileSystem(cp);
    HDFSResourceStore store = new HDFSResourceStore(KylinConfig.getInstanceFromEnv(),
            StorageURL.valueOf("hdfs@hdfs"));
    Field field = store.getClass().getDeclaredField("fs");
    field.setAccessible(true);
    field.set(store, fs);
    File f1 = new File(cp + "/resource/resource/e1.json");
    File f2 = new File(cp + "/resource/resource/e2.json");
    if (!f1.getParentFile().exists()) {
        if (!f1.getParentFile().mkdirs()) {
            throw new RuntimeException("Can not create dir.");
        }
    }
    if (!(f1.createNewFile() && f2.createNewFile())) {
        throw new RuntimeException("Can not create file.");
    }
    Path p = new Path(cp);
    TreeSet<String> resources = store.getAllFilePath(new Path(p, "resource"), "/resource/");
    TreeSet<String> expected = new TreeSet<>();
    expected.add("/resource/resource/e1.json");
    expected.add("/resource/resource/e2.json");
    Assert.assertEquals(expected, resources);
}