sqlpp11/tests/core/serialize/clause/group_by.cpp

/*
 * Copyright (c) 2024, Roland Bock
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "Sample.h"
#include "../compare.h"
#include <sqlpp11/sqlpp11.h>

SQLPP_CREATE_NAME_TAG(v);

int main(int, char* [])
{
  const auto val = sqlpp::value(17);
  const auto expr = sqlpp::value(17) + 4;

  const auto foo = test::TabFoo{};

  // Plain columns.
  SQLPP_COMPARE(group_by(foo.id), " GROUP BY tab_foo.id");
  SQLPP_COMPARE(group_by(foo.textNnD), " GROUP BY tab_foo.text_nn_d");
  SQLPP_COMPARE(group_by(foo.boolN), " GROUP BY tab_foo.bool_n");

  // Multiple plain columns.
  SQLPP_COMPARE(group_by(foo.id, foo.textNnD, foo.boolN), " GROUP BY tab_foo.id, tab_foo.text_nn_d, tab_foo.bool_n");

  // Single dynamic column
  SQLPP_COMPARE(group_by(dynamic(true, foo.id)), " GROUP BY tab_foo.id");
#warning: document that GROUP BY gets omitted if all columns are dynamic false
  SQLPP_COMPARE(group_by(dynamic(false, foo.id)), "");

  // Multiple dynamic columns (including all dynamic)
  SQLPP_COMPARE(group_by(dynamic(true, foo.id), foo.textNnD, foo.boolN), " GROUP BY tab_foo.id, tab_foo.text_nn_d, tab_foo.bool_n");
  SQLPP_COMPARE(group_by(foo.id, dynamic(true, foo.textNnD), foo.boolN), " GROUP BY tab_foo.id, tab_foo.text_nn_d, tab_foo.bool_n");
  SQLPP_COMPARE(group_by(foo.id, foo.textNnD, dynamic(true, foo.boolN)), " GROUP BY tab_foo.id, tab_foo.text_nn_d, tab_foo.bool_n");

  SQLPP_COMPARE(group_by(dynamic(false, foo.id), foo.textNnD, foo.boolN), " GROUP BY tab_foo.text_nn_d, tab_foo.bool_n");
  SQLPP_COMPARE(group_by(foo.id, dynamic(false, foo.textNnD), foo.boolN), " GROUP BY tab_foo.id, tab_foo.bool_n");
  SQLPP_COMPARE(group_by(foo.id, foo.textNnD, dynamic(false, foo.boolN)), " GROUP BY tab_foo.id, tab_foo.text_nn_d");

  SQLPP_COMPARE(group_by(foo.id, dynamic(false, foo.textNnD), dynamic(false, foo.boolN)), " GROUP BY tab_foo.id");
  SQLPP_COMPARE(group_by(dynamic(false, foo.id), foo.textNnD, dynamic(false, foo.boolN)), " GROUP BY tab_foo.text_nn_d");
  SQLPP_COMPARE(group_by(dynamic(false, foo.id), dynamic(false, foo.textNnD), foo.boolN), " GROUP BY tab_foo.bool_n");

  SQLPP_COMPARE(group_by(dynamic(false, foo.id), dynamic(false, foo.textNnD), dynamic(false, foo.boolN)), "");

  // Single declared column
  SQLPP_COMPARE(group_by(declare_group_by_column(val)), " GROUP BY 17");
#warning: Do we really want these extra parentheses?
  SQLPP_COMPARE(group_by(declare_group_by_column(foo.id + 17)), " GROUP BY (tab_foo.id + 17)");

  // Mixed declared column
  SQLPP_COMPARE(group_by(foo.id, declare_group_by_column(val)), " GROUP BY tab_foo.id, 17");
  SQLPP_COMPARE(group_by(declare_group_by_column(val), foo.id), " GROUP BY 17, tab_foo.id");

  // Mixed dynamic declared column
  SQLPP_COMPARE(group_by(foo.id, dynamic(true, declare_group_by_column(val))), " GROUP BY tab_foo.id, 17");
  SQLPP_COMPARE(group_by(dynamic(true, declare_group_by_column(val)), foo.id), " GROUP BY 17, tab_foo.id");

  SQLPP_COMPARE(group_by(foo.id, dynamic(false, declare_group_by_column(val))), " GROUP BY tab_foo.id");
  SQLPP_COMPARE(group_by(dynamic(false, declare_group_by_column(val)), foo.id), " GROUP BY tab_foo.id");

#warning add tests with declared columns

  return 0;
}