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.meter.function.sum;
  
  import java.util.Map;
  import org.apache.skywalking.oap.server.core.analysis.Layer;
  import org.apache.skywalking.oap.server.core.analysis.TimeBucket;
  import org.apache.skywalking.oap.server.core.analysis.meter.MeterEntity;
  import org.apache.skywalking.oap.server.core.analysis.meter.function.AcceptableValue;
  import org.apache.skywalking.oap.server.core.analysis.metrics.DataTable;
  import org.apache.skywalking.oap.server.core.config.NamingControl;
  import org.apache.skywalking.oap.server.core.config.group.EndpointNameGrouping;
  import org.apache.skywalking.oap.server.core.storage.type.HashMapConverter;
  import org.apache.skywalking.oap.server.core.storage.type.StorageBuilder;
  import org.junit.jupiter.api.AfterAll;
  import org.junit.jupiter.api.Assertions;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.junit.jupiter.MockitoExtension;
  
  import static org.apache.skywalking.oap.server.core.analysis.meter.function.sum.SumLabeledFunction.VALUE;
  
  @ExtendWith(MockitoExtension.class)
  public class SumLabeledFunctionTest {
  
      private SumLabeledFunction function;
  
      private static final DataTable HTTP_CODE_COUNT_1 = new DataTable("200,1|301,2|404,3|502,4");
      private static final DataTable HTTP_CODE_COUNT_2 = new DataTable("200,2|404,4|502,5|505,1");
  
      @BeforeAll
      public static void setup() {
          MeterEntity.setNamingControl(
              new NamingControl(512, 512, 512, new EndpointNameGrouping()));
      }
  
      @BeforeEach
      public void before() {
          function = new SumLabeledFunctionInst();
          function.setTimeBucket(TimeBucket.getMinuteTimeBucket(System.currentTimeMillis()));
      }
  
      @AfterAll
      public static void tearDown() {
          MeterEntity.setNamingControl(null);
      }
  
      @Test
      public void testAccept() {
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_1
          );
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_2
          );
  
          Assertions.assertEquals(function.getValue(), new DataTable("200,3|301,2|404,7|502,9|505,1"));
      }
  
      @Test
      public void testToHour() {
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_1
          );
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_2
          );
          function.calculate();
  
          final SumLabeledFunction hourFunction = (SumLabeledFunction) function.toHour();
          hourFunction.calculate();
  
          Assertions.assertEquals(hourFunction.getValue(), new DataTable("200,3|301,2|404,7|502,9|505,1"));
      }
  
      @Test
      public void testToDay() {
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_1
          );
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_2
          );
          function.calculate();
  
          final SumLabeledFunction dayFunction = (SumLabeledFunction) function.toDay();
          dayFunction.calculate();
  
          Assertions.assertEquals(dayFunction.getValue(), new DataTable("200,3|301,2|404,7|502,9|505,1"));
      }
  
      @Test
      public void testSerialization() {
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_1
          );
  
          SumLabeledFunction function2 = new SumLabeledFunctionInst();
          function2.deserialize(function.serialize().build());
  
          Assertions.assertEquals(function, function2);
          Assertions.assertEquals(function.getValue(), function2.getValue());
      }
  
      @Test
      public void testBuilder() throws IllegalAccessException, InstantiationException {
          function.accept(
              MeterEntity.newService("service-test", Layer.GENERAL),
              HTTP_CODE_COUNT_1
          );
          function.calculate();
  
          StorageBuilder<SumLabeledFunction> storageBuilder = function.builder().newInstance();
  
          final HashMapConverter.ToStorage toStorage = new HashMapConverter.ToStorage();
          storageBuilder.entity2Storage(function, toStorage);
          final Map<String, Object> map = toStorage.obtain();
          map.put(VALUE, ((DataTable) map.get(VALUE)).toStorageData());
  
          SumLabeledFunction function2 = storageBuilder.storage2Entity(new HashMapConverter.ToEntity(map));
  
          Assertions.assertEquals(function, function2);
          Assertions.assertEquals(function2.getValue(), function2.getValue());
      }
  
      private static class SumLabeledFunctionInst extends SumLabeledFunction {
          @Override
          public AcceptableValue<DataTable> createNew() {
              return new SumLabeledFunctionInst();
          }
      }
  }