0
0
mirror of https://github.com/rbock/sqlpp11.git synced 2024-12-29 10:05:51 +08:00
sqlpp11/tests/SelectTest.cpp

88 lines
2.8 KiB
C++

/*
* Copyright (c) 2013-2014, 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 <iostream>
#include "Sample.h"
#include "MockDb.h"
#include "is_regular.h"
#include <sqlpp11/alias_provider.h>
#include <sqlpp11/select.h>
#include <sqlpp11/functions.h>
#include <sqlpp11/connection.h>
MockDb db = {};
MockDb::_serializer_context_t printer;
namespace alias
{
SQLPP_ALIAS_PROVIDER(a);
SQLPP_ALIAS_PROVIDER(b);
SQLPP_ALIAS_PROVIDER(left);
SQLPP_ALIAS_PROVIDER(right);
}
int main()
{
test::TabFoo f;
test::TabBar t;
for (const auto& row : db(select(all_of(t)).from(t).where(true)))
{
int64_t a = row.alpha;
const std::string b = row.beta;
}
for (const auto& row : db(select(all_of(t).as(t)).from(t).where(true)))
{
int64_t a = row.tabBar.alpha;
const std::string b = row.tabBar.beta;
}
for (const auto& row : db(select(all_of(t).as(t), t.gamma).from(t).where(t.alpha > 7)))
{
int64_t a = row.tabBar.alpha;
const std::string b = row.tabBar.beta;
const bool g = row.gamma;
}
auto s = dynamic_select(db).dynamic_columns(all_of(t)).dynamic_flags().dynamic_from(t).extra_tables(f,t).dynamic_where().dynamic_group_by(t.alpha).dynamic_order_by().dynamic_having(t.gamma).dynamic_limit().dynamic_offset();
s.add_flag(sqlpp::distinct);
s.add_column(f.omega);
s.add_from(f);
s.add_where(t.alpha > 7);
s.add_having(t.alpha > 7);
s.set_limit(3);
s.set_offset(3);
s.add_group_by(t.beta);
s.add_order_by(t.beta.asc());
for (const auto& row : db(s))
{
int64_t a = row.alpha;
}
return 0;
}