runner-starter/src/test/java/org/apache/apisix/plugin/runner/PluginRunnerApplicationTest.java

/*
 * 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.apisix.plugin.runner;

import io.netty.channel.unix.DomainSocketAddress;
import io.netty.channel.unix.DomainSocketChannel;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import reactor.netty.Connection;
import reactor.netty.tcp.TcpClient;

import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.assertThrows;

@DisplayName("Unix Domain Socket Listen Test")
class PluginRunnerApplicationTest {

    @BeforeEach
    void setUp() {
        System.setProperty("APISIX_LISTEN_ADDRESS", "unix:/tmp/runner.sock");
        System.setProperty("APISIX_CONF_EXPIRE_TIME", String.valueOf(3600));
    }

    @Test
    void testMain() {
        PluginRunnerApplication.main(new String[]{"args"});
    }

    @Test
    @DisplayName("test listen on socket file success")
    void testUDSConnectSuccess() {
        Connection client =
                TcpClient.create()
                        .remoteAddress(() -> new DomainSocketAddress("/tmp/runner.sock"))
                        .connectNow();
        assertThat(client.channel().isOpen()).isTrue();
        assertThat(client.channel().isActive()).isTrue();
        assertThat(client.channel().isRegistered()).isTrue();
        assertThat(client.channel() instanceof DomainSocketChannel).isTrue();
        assertThat(client.channel().remoteAddress().toString()).isEqualTo("/tmp/runner.sock");
        client.disposeNow();
    }

    @Test
    @DisplayName("test listen on error socket file")
    void testUDSConnectFail() {
        Throwable exception = assertThrows(RuntimeException.class, () -> {
            Connection client = TcpClient.create()
                    .remoteAddress(() -> new DomainSocketAddress("/tmp/error.sock"))
                    .connectNow();
            client.disposeNow();
        });
        assertThat(exception.getMessage()).isEqualTo("java.io.FileNotFoundException");
    }
}