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.transform.api.dialect.transform;
  
  import com.aliyun.fastmodel.transform.api.dialect.DialectMeta;
  import com.aliyun.fastmodel.transform.api.dialect.DialectNode;
  import com.aliyun.fastmodel.transform.api.dialect.transform.DialectTransformParam.DialectTransformParamBuilder;
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNull;
  
  /**
   * Desc:
   *
   * @author panguanjing
   * @date 2021/8/14
   */
  public class DialectTransformTest {
  
      @Test(expected = NullPointerException.class)
      public void transform() {
          DialectTransformParamBuilder builder = DialectTransformParam.builder();
          builder.sourceMeta(DialectMeta.DEFAULT_MYSQL);
          builder.targetMeta(DialectMeta.DEFAULT_HIVE);
          DialectNode transform = DialectTransform.transform(builder.build());
          assertNull(transform);
      }
  
      @Test
      public void transformEqual() {
          DialectTransformParamBuilder builder = DialectTransformParam.builder();
          builder.sourceMeta(DialectMeta.DEFAULT_MYSQL);
          builder.targetMeta(DialectMeta.DEFAULT_MYSQL);
          DialectNode sourceNode = new DialectNode("select * from abc");
          builder.sourceNode(sourceNode);
          DialectNode transform = DialectTransform.transform(builder.build());
          assertEquals(transform, sourceNode);
      }
  }