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.storage.plugin.elasticsearch.base;
  
  import org.apache.skywalking.oap.server.core.analysis.manual.segment.SegmentRecord;
  import org.junit.jupiter.api.Assertions;
  import org.junit.jupiter.api.Test;
  
  public class TimeSeriesUtilsTestCase {
  
      @Test
      public void indexTimeSeries() {
          Assertions.assertEquals(20190602, TimeSeriesUtils.isolateTimeFromIndexName("Index_Test-20190602"));
      }
  
      @Test
      public void querySuperDatasetIndices() {
          String[] indices = TimeSeriesUtils.superDatasetIndexNames(SegmentRecord.INDEX_NAME, 20200601140000L, 20200605140000L);
          Assertions.assertEquals(indices.length, 5);
          indices = TimeSeriesUtils.superDatasetIndexNames(SegmentRecord.INDEX_NAME, 20200605140000L, 20200605140000L);
          Assertions.assertEquals(indices.length, 1);
          indices = TimeSeriesUtils.superDatasetIndexNames(SegmentRecord.INDEX_NAME, 20200605140000L, 20200601140000L);
          Assertions.assertEquals(indices.length, 1);
          TimeSeriesUtils.setSUPER_DATASET_DAY_STEP(2);
          indices = TimeSeriesUtils.superDatasetIndexNames(SegmentRecord.INDEX_NAME, 20200601140000L, 20200605140000L);
          Assertions.assertEquals(indices.length, 3);
          indices = TimeSeriesUtils.superDatasetIndexNames(SegmentRecord.INDEX_NAME, 20200605140000L, 20200605140000L);
          Assertions.assertEquals(indices.length, 1);
          indices = TimeSeriesUtils.superDatasetIndexNames(SegmentRecord.INDEX_NAME, 20200605140000L, 20200601140000L);
          Assertions.assertEquals(indices.length, 1);
  
      }
  }
  