/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.paimon.service;

import org.apache.paimon.fs.Path;
import org.apache.paimon.fs.local.LocalFileIO;

import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir;

import java.io.IOException;
import java.net.InetSocketAddress;
import java.util.Optional;

import static org.apache.paimon.service.ServiceManager.PRIMARY_KEY_LOOKUP;
import static org.apache.paimon.service.ServiceManager.SERVICE_PREFIX;
import static org.assertj.core.api.Assertions.assertThat;

class ServiceManagerTest {

    @TempDir java.nio.file.Path tempDir;

    @Test
    public void test() throws IOException {
        LocalFileIO fileIO = LocalFileIO.create();
        Path path = new Path(tempDir.toUri());
        ServiceManager manager = new ServiceManager(fileIO, path);
        InetSocketAddress[] addresses =
                new InetSocketAddress[] {
                    new InetSocketAddress("127.0.0.1", 7000),
                    new InetSocketAddress("127.0.0.1", 7500)
                };
        manager.resetService(PRIMARY_KEY_LOOKUP, addresses);

        String fileString =
                fileIO.readFileUtf8(
                        new Path(new Path(path, "service"), SERVICE_PREFIX + PRIMARY_KEY_LOOKUP));
        assertThat(fileString).isEqualTo("[ \"127.0.0.1:7000\", \"127.0.0.1:7500\" ]");

        Optional<InetSocketAddress[]> result = manager.service(PRIMARY_KEY_LOOKUP);
        assertThat(result).hasValue(addresses);
    }
}
