content: // 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 com.cloud.network.as;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  public class AutoScalePolicyTest {
  
      @Test
      public void testScaleUpAction() {
          AutoScalePolicy.Action action = AutoScalePolicy.Action.fromValue("scaleup");
          Assert.assertEquals(AutoScalePolicy.Action.SCALEUP, action);
      }
  
      @Test
      public void testScaleDownAction() {
          AutoScalePolicy.Action action = AutoScalePolicy.Action.fromValue("scaledown");
          Assert.assertEquals(AutoScalePolicy.Action.SCALEDOWN, action);
      }
  
      @Test
      public void testNullAction() {
          AutoScalePolicy.Action action = AutoScalePolicy.Action.fromValue(null);
          Assert.assertNull(action);
      }
  
      @Test
      public void testBlankAction() {
          AutoScalePolicy.Action action = AutoScalePolicy.Action.fromValue("");
          Assert.assertNull(action);
  
          action = AutoScalePolicy.Action.fromValue(" ");
          Assert.assertNull(action);
      }
  
      @Test(expected = IllegalArgumentException.class)
      public void testInvalidAction() {
          AutoScalePolicy.Action action = AutoScalePolicy.Action.fromValue("invalid");
      }
  }
  