/*
    * 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.shardingsphere.test.it.sql.parser.internal.asserts.segment.assignment;
  
  import lombok.AccessLevel;
  import lombok.NoArgsConstructor;
  import org.apache.shardingsphere.sql.parser.sql.common.segment.dml.assignment.ColumnAssignmentSegment;
  import org.apache.shardingsphere.sql.parser.sql.common.segment.dml.column.ColumnSegment;
  import org.apache.shardingsphere.test.it.sql.parser.internal.asserts.SQLCaseAssertContext;
  import org.apache.shardingsphere.test.it.sql.parser.internal.asserts.segment.column.ColumnAssert;
  import org.apache.shardingsphere.test.it.sql.parser.internal.cases.parser.jaxb.segment.impl.assignment.ExpectedAssignment;
  
  import static org.hamcrest.CoreMatchers.is;
  import static org.hamcrest.MatcherAssert.assertThat;
  
  /**
   * Assignment assert.
   */
  @NoArgsConstructor(access = AccessLevel.PRIVATE)
  public final class AssignmentAssert {
      
      /**
       * Assert actual assignment segment is correct with expected assignment.
       *
       * @param assertContext assert context
       * @param actual actual assignment segment
       * @param expected expected assignment
       */
      public static void assertIs(final SQLCaseAssertContext assertContext, final ColumnAssignmentSegment actual, final ExpectedAssignment expected) {
          if (expected.getColumns().isEmpty()) {
              ColumnAssert.assertIs(assertContext, actual.getColumns().get(0), expected.getColumn());
          } else {
              assertThat(assertContext.getText("Assignment columns size assertion error: "), actual.getColumns().size(), is(expected.getColumns().size()));
              int count = 0;
              for (ColumnSegment each : actual.getColumns()) {
                  ColumnAssert.assertIs(assertContext, each, expected.getColumns().get(count));
                  count++;
              }
          }
          // TODO assert assign operator
          AssignmentValueAssert.assertIs(assertContext, actual.getValue(), expected.getAssignmentValue());
      }
  }