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.alarm.provider;
  
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertArrayEquals;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class ThresholdTest {
  
      @Test
      public void setType() {
          Threshold threshold = new Threshold("my-rule", "75");
          threshold.setType(MetricsValueType.DOUBLE);
          assertEquals(0, Double.compare(75, threshold.getDoubleThreshold()));
  
          threshold.setType(MetricsValueType.INT);
          assertEquals(75, threshold.getIntThreshold());
  
          threshold.setType(MetricsValueType.LONG);
          assertEquals(75L, threshold.getLongThreshold());
      }
  
      @Test
      public void setTypeMultipleValues() {
          Threshold threshold = new Threshold("my-rule", "75,80, 90, -");
          threshold.setType(MetricsValueType.MULTI_INTS);
          assertArrayEquals(new Object[] {
              75,
              80,
              90,
              null
          }, threshold.getIntValuesThreshold());
  
      }
  
      @Test
      public void setTypeWithWrong() {
          Threshold threshold = new Threshold("my-rule", "wrong");
          threshold.setType(MetricsValueType.INT);
          assertEquals(0, threshold.getIntThreshold());
      }
  }
  