content: /*
   *  Copyright 1999-2021 Alibaba Group Holding Ltd.
   *
   *  Licensed 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.alibaba.nacos.naming.selector;
  
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.api.selector.Selector;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  /**
   * {@link LabelSelector} unit test.
   *
   * @author chenglu
   * @date 2021-07-16 17:41
   */
  class LabelSelectorTest {
      
      private SelectorManager selectorManager;
      
      @BeforeEach
      void setUp() {
          selectorManager = new SelectorManager();
          selectorManager.init();
      }
      
      @Test
      void testParseSelector() throws NacosException {
          Selector selector = selectorManager.parseSelector("label", "CONSUMER.label.A=PROVIDER.label.A &CONSUMER.label.B=PROVIDER.label.B");
          assertTrue(selector instanceof LabelSelector);
          
          LabelSelector labelSelector = (LabelSelector) selector;
          assertEquals(2, labelSelector.getLabels().size());
          assertTrue(labelSelector.getLabels().contains("A"));
          assertTrue(labelSelector.getLabels().contains("B"));
      }
  }
  