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sqlpp11/tests/core/usage/DateTime.cpp
2021-08-01 20:37:36 +02:00

85 lines
3.9 KiB
C++

/*
* Copyright (c) 2015-2015, 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 <sqlpp11/sqlpp11.h>
SQLPP_ALIAS_PROVIDER(now)
#if _MSC_FULL_VER >= 190023918
// MSVC Update 2 provides floor, ceil, round, abs in chrono (which is C++17 only...)
using ::std::chrono::floor;
#else
using ::date::floor;
#endif
int DateTime(int, char*[])
{
MockDb db = {};
MockDb::_serializer_context_t printer = {};
const auto t = test::TabDateTime{};
for (const auto& row : db(select(::sqlpp::value(std::chrono::system_clock::now()).as(now))))
{
std::cout << row.now;
}
for (const auto& row : db(select(all_of(t)).from(t).unconditionally()))
{
std::cout << row.colDayPoint;
std::cout << row.colTimePoint;
const auto tp = std::chrono::system_clock::time_point{row.colTimePoint.value()};
std::cout << std::chrono::system_clock::to_time_t(tp);
}
printer.reset();
std::cerr << serialize(::sqlpp::value(std::chrono::system_clock::now()), printer).str() << std::endl;
db(insert_into(t).set(t.colDayPoint = floor<::sqlpp::chrono::days>(std::chrono::system_clock::now())));
db(insert_into(t).set(t.colTimePoint = floor<::sqlpp::chrono::days>(std::chrono::system_clock::now())));
db(insert_into(t).set(t.colTimePoint = std::chrono::system_clock::now()));
db(insert_into(t).set(t.colTimeOfDay = ::sqlpp::chrono::time_of_day(std::chrono::system_clock::now())));
db(update(t)
.set(t.colDayPoint = floor<::sqlpp::chrono::days>(std::chrono::system_clock::now()))
.where(t.colDayPoint < std::chrono::system_clock::now()));
db(update(t)
.set(t.colTimePoint = floor<::sqlpp::chrono::days>(std::chrono::system_clock::now()),
t.colTimeOfDay = ::sqlpp::chrono::time_of_day(std::chrono::system_clock::now()))
.where(t.colDayPoint < std::chrono::system_clock::now()));
db(update(t)
.set(t.colTimePoint = std::chrono::system_clock::now(),
t.colTimeOfDay = ::sqlpp::chrono::time_of_day(std::chrono::system_clock::now()))
.where(t.colDayPoint < std::chrono::system_clock::now()));
db(remove_from(t).where(t.colDayPoint == floor<::sqlpp::chrono::days>(std::chrono::system_clock::now())));
db(remove_from(t).where(t.colDayPoint == std::chrono::system_clock::now()));
db(remove_from(t).where(t.colTimePoint == floor<::sqlpp::chrono::days>(std::chrono::system_clock::now())));
db(remove_from(t).where(t.colTimePoint == std::chrono::system_clock::now()));
db(remove_from(t).where(t.colTimeOfDay == ::sqlpp::chrono::time_of_day(std::chrono::system_clock::now())));
return 0;
}