content: /*
   * Copyright 2021-2022 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.aliyun.fastmodel.core.tree.statement;
  
  import com.aliyun.fastmodel.core.tree.Comment;
  import com.aliyun.fastmodel.core.tree.Property;
  import com.aliyun.fastmodel.core.tree.QualifiedName;
  import com.aliyun.fastmodel.core.tree.TestAstVisitor;
  import com.aliyun.fastmodel.core.tree.expr.literal.StringLiteral;
  import com.aliyun.fastmodel.core.tree.statement.adjunct.DropAdjunct;
  import com.aliyun.fastmodel.core.tree.statement.adjunct.SetAdjunctComment;
  import com.aliyun.fastmodel.core.tree.statement.adjunct.SetAdjunctProperties;
  import com.google.common.collect.ImmutableList;
  import org.junit.Test;
  
  import static org.junit.Assert.assertNull;
  
  /**
   * @author panguanjing
   * @date 2020/11/25
   */
  public class StatementAcceptTest {
  
      TestAstVisitor testAstVisitor = new TestAstVisitor();
  
      @Test
      public void testAccept() {
          String accept = new DropAdjunct(QualifiedName.of("a.b")).accept(testAstVisitor, null);
          assertNull(accept);
          String accept1 = new SetAdjunctComment(QualifiedName.of("a"), new Comment("comment")).accept(testAstVisitor,
              null);
          assertNull(accept1);
          String accept2 = new SetAdjunctProperties(QualifiedName.of("a"),
              ImmutableList.of(new Property("key", "value")),
              new StringLiteral("abc")
          ).accept(testAstVisitor, null);
          assertNull(accept2);
      }
  }
  