code: /*
   * 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.skywalking.oap.server.core.analysis.metrics;
  
  import org.apache.skywalking.oap.server.core.remote.grpc.proto.RemoteData;
  import org.apache.skywalking.oap.server.core.storage.StorageID;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
  
  public class ApdexMetricsTest {
  
      @BeforeEach
      public void setUp() {
          ApdexMetrics.setDICT(name -> name.equals("foo") ? 500 : 1000);
      }
  
      @Test
      public void testEntrance() {
          ApdexMetrics apdex = new ApdexMetricsImpl();
          apdex.combine(200, "foo", true);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(10000);
  
          apdex = new ApdexMetricsImpl();
          apdex.combine(1000, "foo", true);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(5000);
  
          apdex = new ApdexMetricsImpl();
          apdex.combine(2000, "foo", true);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(5000);
  
          apdex = new ApdexMetricsImpl();
          apdex.combine(200, "foo", true);
          apdex.combine(300, "bar", true);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(10000);
  
          apdex = new ApdexMetricsImpl();
          apdex.combine(200, "foo", true);
          apdex.combine(1500, "bar", true);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(7500);
  
          apdex = new ApdexMetricsImpl();
          apdex.combine(200, "foo", true);
          apdex.combine(300, "bar", false);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(5000);
  
          apdex = new ApdexMetricsImpl();
          apdex.combine(200, "foo", true);
          apdex.combine(1500, "bar", false);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(5000);
  
          apdex = new ApdexMetricsImpl();
          apdex.combine(200, "foo", true);
          apdex.combine(5000, "bar", true);
          apdex.calculate();
          assertThat(apdex.getValue()).isEqualTo(5000);
      }
  
      @Test
      public void testCombine() {
          ApdexMetrics apdex1 = new ApdexMetricsImpl();
          apdex1.combine(200, "foo", true);
          apdex1.combine(300, "bar", true);
          apdex1.combine(200, "foo", true);
          apdex1.combine(1500, "bar", true);
  
          ApdexMetrics apdex2 = new ApdexMetricsImpl();
          apdex2.combine(200, "foo", true);
          apdex2.combine(300, "bar", false);
          apdex2.combine(200, "foo", true);
          apdex2.combine(1500, "bar", false);
          apdex2.combine(200, "foo", true);
          apdex2.combine(5000, "bar", true);
  
          apdex1.combine(apdex2);
          apdex1.calculate();
          assertThat(apdex1.getValue()).isEqualTo(6500);
      }
  
      public class ApdexMetricsImpl extends ApdexMetrics {
  
          @Override
          protected StorageID id0() {
              return null;
          }
  
          @Override
          public Metrics toHour() {
              return null;
          }
  
          @Override
          public Metrics toDay() {
              return null;
          }
  
          @Override
          public int remoteHashCode() {
              return 0;
          }
  
          @Override
          public void deserialize(RemoteData remoteData) {
  
          }
  
          @Override
          public RemoteData.Builder serialize() {
              return null;
          }
      }
  }
  