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 org.apache.cassandra.cql3.ast;
  
  import org.junit.Test;
  
  import org.apache.cassandra.db.marshal.Int32Type;
  import org.apache.cassandra.schema.TableMetadata;
  import org.assertj.core.api.Assertions;
  
  public class CQLFormatterPrettyPrintTest
  {
      private static final TableMetadata TBL1 = TableMetadata.builder("ks", "tbl")
                                                             .addPartitionKeyColumn("pk", Int32Type.instance)
                                                             .addClusteringColumn("ck", Int32Type.instance)
                                                             .addRegularColumn("v0", Int32Type.instance)
                                                             .addRegularColumn("v1", Int32Type.instance)
                                                             .build();
      private static final Symbol pk = new Symbol("pk", Int32Type.instance);
      private static final Symbol ck = new Symbol("ck", Int32Type.instance);
      private static final Symbol v0 = new Symbol("v0", Int32Type.instance);
      private static final Symbol v1 = new Symbol("v1", Int32Type.instance);
  
      @Test
      public void selectTest()
      {
          Select select = select();
          Assertions.assertThat(select.toCQL(format())).isEqualTo("SELECT *\n" +
                                                                  "FROM ks.tbl\n" +
                                                                  "WHERE foo = ?\n" +
                                                                  "LIMIT ?");
      }
  
      @Test
      public void insertTest()
      {
          Mutation.InsertBuilder builder = Mutation.insert(TBL1);
          builder.value("pk", 0);
          builder.value("v1", 0);
          builder.ttl(Literal.of(42));
          Assertions.assertThat(builder.build().toCQL(format())).isEqualTo("INSERT INTO ks.tbl (pk, v1)\n" +
                                                                           "VALUES (?, ?)\n" +
                                                                           "USING TTL 42");
      }
  
      @Test
      public void updateTest()
      {
          Mutation.TableBasedUpdateBuilder builder = Mutation.update(TBL1);
          builder.value("pk", 0);
          builder.set("v0", 0);
          builder.set("v1", 0);
          builder.ttl(Literal.of(42));
          Assertions.assertThat(builder.build().toCQL(format())).isEqualTo("UPDATE ks.tbl\n" +
                                                                           "USING TTL 42\n" +
                                                                           "SET\n" +
                                                                           "  v0=?,\n" +
                                                                           "  v1=?\n" +
                                                                           "WHERE \n" +
                                                                           "  pk = ?");
  
      }
  
      @Test
      public void updateWithInClause()
      {
          Mutation.TableBasedUpdateBuilder builder = Mutation.update(TBL1);
          builder.set("v0", 0);
          builder.in("pk", Bind.of(42), Literal.of(78));
          Assertions.assertThat(builder.build().toCQL(format())).isEqualTo("UPDATE ks.tbl\n" +
                                                                           "SET\n" +
                                                                           "  v0=?\n" +
                                                                           "WHERE \n" +
                                                                           "  pk IN (?, 78)");
      }
  
      @Test
      public void updateWithBetweenClause()
      {
          Mutation.TableBasedUpdateBuilder builder = Mutation.update(TBL1);
          builder.set("v0", 0);
          builder.value("pk", 0);
          builder.between("ck", Bind.of(42), Literal.of(78));
          Assertions.assertThat(builder.build().toCQL(format())).isEqualTo("UPDATE ks.tbl\n" +
                                                                           "SET\n" +
                                                                           "  v0=?\n" +
                                                                           "WHERE \n" +
                                                                           "  pk = ? AND \n" +
                                                                           "  ck BETWEEN ? AND 78");
      }
  
      @Test
      public void updateWithIsClause()
      {
          Mutation.TableBasedUpdateBuilder builder = Mutation.update(TBL1);
          builder.set("v0", 0);
          builder.value("pk", 0);
          builder.is(new Symbol("ck", Int32Type.instance),
                               Conditional.Is.Kind.Null);
          Assertions.assertThat(builder.build().toCQL(format())).isEqualTo("UPDATE ks.tbl\n" +
                                                                           "SET\n" +
                                                                           "  v0=?\n" +
                                                                           "WHERE \n" +
                                                                           "  pk = ? AND \n" +
                                                                           "  ck IS NULL");
      }
  
      @Test
      public void deleteTest()
      {
          Mutation.DeleteBuilder builder = Mutation.delete(TBL1);
          builder.column(v1, v0);
          builder.value("pk", 0);
          Assertions.assertThat(builder.build().toCQL(format())).isEqualTo("DELETE v1, v0\n" +
                                                                           "FROM ks.tbl\n" +
                                                                           "WHERE \n" +
                                                                           "  pk = ?");
      }
  
      @Test
      public void txnTest()
      {
          Txn.Builder builder = Txn.builder();
          builder.addLet("a", select());
          builder.addLet("b", select());
          builder.addReturn(select());
          Assertions.assertThat(builder.build().toCQL(format())).isEqualTo("BEGIN TRANSACTION\n" +
                                                                           "  LET a = (SELECT *\n" +
                                                                           "           FROM ks.tbl\n" +
                                                                           "           WHERE foo = ?\n" +
                                                                           "           LIMIT ?);\n" +
                                                                           "  LET b = (SELECT *\n" +
                                                                           "           FROM ks.tbl\n" +
                                                                           "           WHERE foo = ?\n" +
                                                                           "           LIMIT ?);\n" +
                                                                           "  SELECT *\n" +
                                                                           "  FROM ks.tbl\n" +
                                                                           "  WHERE foo = ?\n" +
                                                                           "  LIMIT ?;\n" +
                                                                           "COMMIT TRANSACTION");
      }
  
      private static CQLFormatter.PrettyPrint format()
      {
          return new CQLFormatter.PrettyPrint();
      }
  
      private static Select select()
      {
          return Select.builder()
                       .table("ks", "tbl")
                       .value("foo",42)
                       .limit(1)
                       .build();
      }
  }