content: /*
   * Copyright 2010 Proofpoint, Inc.
   *
   * Licensed 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 io.airlift.discovery.client;
  
  import com.google.common.collect.ImmutableMap;
  import com.google.common.io.Resources;
  import io.airlift.json.JsonCodec;
  import io.airlift.node.NodeConfig;
  import io.airlift.node.NodeInfo;
  import org.junit.jupiter.api.Test;
  
  import java.util.Map;
  import java.util.UUID;
  
  import static io.airlift.discovery.client.ServiceDescriptor.ServiceDescriptorBuilder;
  import static io.airlift.discovery.client.ServiceDescriptor.serviceDescriptor;
  import static io.airlift.json.JsonCodec.jsonCodec;
  import static io.airlift.testing.EquivalenceTester.equivalenceTester;
  import static java.nio.charset.StandardCharsets.UTF_8;
  import static org.assertj.core.api.Assertions.assertThat;
  
  public class TestServiceDescriptor
  {
      private final JsonCodec<ServiceDescriptor> serviceDescriptorCodec = jsonCodec(ServiceDescriptor.class);
  
      @Test
      public void testJsonDecode()
              throws Exception
      {
          ServiceDescriptor expected = new ServiceDescriptor(UUID.fromString("12345678-1234-1234-1234-123456789012"),
                  "node",
                  "type",
                  "pool",
                  "location",
                  ServiceState.RUNNING, ImmutableMap.of("a", "apple", "b", "banana"));
  
          String json = Resources.toString(Resources.getResource("service-descriptor.json"), UTF_8);
          ServiceDescriptor actual = serviceDescriptorCodec.fromJson(json);
  
          assertDescriptorEquals(expected, actual);
      }
  
      @Test
      public void testToString()
      {
          assertThat(new ServiceDescriptor(UUID.fromString("12345678-1234-1234-1234-123456789012"),
                  "node",
                  "type",
                  "pool",
                  "location",
                  ServiceState.RUNNING, ImmutableMap.of("a", "apple", "b", "banana"))).isNotNull();
      }
  
      @Test
      public void testEquivalence()
      {
          UUID serviceA = UUID.randomUUID();
          UUID serviceB = UUID.randomUUID();
          equivalenceTester()
                  .addEquivalentGroup(
                          new ServiceDescriptor(serviceA, "node", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceA, "node-X", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceA, "node", "type-X", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceA, "node", "type", "pool-X", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceA, "node", "type", "pool", "location-X", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceA, "node", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a-X", "apple")),
                          new ServiceDescriptor(serviceA, "node", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple-X")))
                  .addEquivalentGroup(
                          new ServiceDescriptor(serviceB, "node", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceB, "node-X", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceB, "node", "type-X", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceB, "node", "type", "pool-X", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceB, "node", "type", "pool", "location-X", ServiceState.RUNNING, ImmutableMap.of("a", "apple")),
                          new ServiceDescriptor(serviceB, "node", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a-X", "apple")),
                          new ServiceDescriptor(serviceB, "node", "type", "pool", "location", ServiceState.RUNNING, ImmutableMap.of("a", "apple-X")))
                  .check();
      }
  
      @Test
      public void testBuilderNodeId()
      {
          ServiceDescriptor expected = new ServiceDescriptor(
                  UUID.fromString("12345678-1234-1234-1234-123456789012"),
                  "node",
                  "type",
                  "pool",
                  "location",
                  ServiceState.RUNNING,
                  ImmutableMap.of("a", "apple", "b", "banana"));
  
          ServiceDescriptorBuilder builder = serviceDescriptor(expected.getType())
                  .setId(expected.getId())
                  .setLocation(expected.getLocation())
                  .setNodeId(expected.getNodeId())
                  .setPool(expected.getPool())
                  .setState(expected.getState());
  
          for (Map.Entry<String, String> entry : expected.getProperties().entrySet()) {
              builder.addProperty(entry.getKey(), entry.getValue());
          }
  
          assertDescriptorEquals(expected, builder.build());
      }
  
      @Test
      public void testBuilderNodeInfo()
      {
          NodeInfo nodeInfo = new NodeInfo(new NodeConfig().setEnvironment("test").setPool("pool"));
  
          ServiceDescriptor expected = new ServiceDescriptor(
                  UUID.fromString("12345678-1234-1234-1234-123456789012"),
                  nodeInfo.getNodeId(),
                  "type",
                  nodeInfo.getPool(),
                  "location",
                  ServiceState.STOPPED,
                  ImmutableMap.of("a", "apple", "b", "banana"));
  
          ServiceDescriptor actual = serviceDescriptor(expected.getType())
                  .setId(expected.getId())
                  .setLocation(expected.getLocation())
                  .setNodeInfo(nodeInfo)
                  .setState(expected.getState())
                  .addProperties(expected.getProperties())
                  .build();
  
          assertDescriptorEquals(expected, actual);
      }
  
      private static void assertDescriptorEquals(ServiceDescriptor expected, ServiceDescriptor actual)
      {
          assertThat(actual).isEqualTo(expected);
          assertThat(actual.getId()).isEqualTo(expected.getId());
          assertThat(actual.getNodeId()).isEqualTo(expected.getNodeId());
          assertThat(actual.getType()).isEqualTo(expected.getType());
          assertThat(actual.getPool()).isEqualTo(expected.getPool());
          assertThat(actual.getLocation()).isEqualTo(expected.getLocation());
          assertThat(actual.getProperties()).isEqualTo(expected.getProperties());
      }
  }
  