text: // 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.
  
  #include "server/Config.h"
  #include "metrics/prometheus/PrometheusMetrics.h"
  
  #include <gtest/gtest.h>
  #include <iostream>
  
  TEST(PrometheusTest, PROMETHEUS_TEST) {
      milvus::server::Config::GetInstance().SetMetricConfigEnableMonitor("on");
  
      milvus::server::PrometheusMetrics instance = milvus::server::PrometheusMetrics::GetInstance();
      instance.Init();
      instance.SetStartup(true);
      milvus::server::SystemInfo::GetInstance().Init();
      instance.AddVectorsSuccessTotalIncrement();
      instance.AddVectorsFailTotalIncrement();
      instance.AddVectorsDurationHistogramOberve(1.0);
      instance.RawFileSizeHistogramObserve(1.0);
      instance.IndexFileSizeHistogramObserve(1.0);
      instance.BuildIndexDurationSecondsHistogramObserve(1.0);
      instance.CpuCacheUsageGaugeSet(1.0);
      instance.GpuCacheUsageGaugeSet();
      instance.MetaAccessTotalIncrement();
      instance.MetaAccessDurationSecondsHistogramObserve(1.0);
      instance.FaissDiskLoadDurationSecondsHistogramObserve(1.0);
      instance.FaissDiskLoadSizeBytesHistogramObserve(1.0);
      instance.FaissDiskLoadIOSpeedGaugeSet(1.0);
      instance.CacheAccessTotalIncrement();
      instance.MemTableMergeDurationSecondsHistogramObserve(1.0);
      instance.SearchIndexDataDurationSecondsHistogramObserve(1.0);
      instance.SearchRawDataDurationSecondsHistogramObserve(1.0);
      instance.IndexFileSizeTotalIncrement();
      instance.RawFileSizeTotalIncrement();
      instance.IndexFileSizeGaugeSet(1.0);
      instance.RawFileSizeGaugeSet(1.0);
      instance.QueryResponseSummaryObserve(1.0);
      instance.DiskStoreIOSpeedGaugeSet(1.0);
      instance.DataFileSizeGaugeSet(1.0);
      instance.AddVectorsSuccessGaugeSet(1.0);
      instance.AddVectorsFailGaugeSet(1.0);
      instance.QueryVectorResponseSummaryObserve(1.0, 1);
      instance.QueryVectorResponsePerSecondGaugeSet(1.0);
      instance.CPUUsagePercentSet();
      instance.RAMUsagePercentSet();
      instance.QueryResponsePerSecondGaugeSet(1.0);
      instance.GPUPercentGaugeSet();
      instance.GPUMemoryUsageGaugeSet();
      instance.AddVectorsPerSecondGaugeSet(1, 1, 1);
      instance.QueryIndexTypePerSecondSet("IVF", 1.0);
      instance.QueryIndexTypePerSecondSet("IDMap", 1.0);
      instance.ConnectionGaugeIncrement();
      instance.ConnectionGaugeDecrement();
      instance.KeepingAliveCounterIncrement();
      instance.PushToGateway();
      instance.OctetsSet();
  
      instance.CPUCoreUsagePercentSet();
      instance.GPUTemperature();
      instance.CPUTemperature();
  
      milvus::server::Config::GetInstance().SetMetricConfigEnableMonitor("off");
      instance.Init();
      instance.CPUCoreUsagePercentSet();
      instance.GPUTemperature();
      instance.CPUTemperature();
  }
  