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sqlpp11/tests/core/serialize/basic/join.cpp
2024-09-22 11:34:47 +02:00

94 lines
5.1 KiB
C++

/*
* 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{};
const auto bar = test::TabBar{};
const auto aFoo = foo.as(sqlpp::alias::a);
const auto bFoo = foo.as(sqlpp::alias::b);
// Join with two tables
SQLPP_COMPARE(foo.join(bar).on(foo.id == bar.id), "tab_foo INNER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.inner_join(bar).on(foo.id == bar.id), "tab_foo INNER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.left_outer_join(bar).on(foo.id == bar.id), "tab_foo LEFT OUTER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.right_outer_join(bar).on(foo.id == bar.id), "tab_foo RIGHT OUTER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.full_outer_join(bar).on(foo.id == bar.id), "tab_foo FULL OUTER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.cross_join(bar), "tab_foo CROSS JOIN tab_bar");
// Join with table aliases.
SQLPP_COMPARE(foo.join(bFoo).on(foo.id == bFoo.id), "tab_foo INNER JOIN tab_foo AS b ON tab_foo.id = b.id");
SQLPP_COMPARE(aFoo.join(foo).on(aFoo.id == foo.id), "tab_foo AS a INNER JOIN tab_foo ON a.id = tab_foo.id");
SQLPP_COMPARE(aFoo.join(bFoo).on(aFoo.id == bFoo.id), "tab_foo AS a INNER JOIN tab_foo AS b ON a.id = b.id");
// Static joins involving verbatim tables
SQLPP_COMPARE(aFoo.join(sqlpp::verbatim_table("unknown_table"))
.on(aFoo.id == sqlpp::verbatim<sqlpp::floating_point>("unknown_table.column_x")),
"tab_foo AS a INNER JOIN unknown_table ON a.id = unknown_table.column_x");
SQLPP_COMPARE(sqlpp::verbatim_table("unknown_table")
.join(aFoo)
.on(aFoo.id == sqlpp::verbatim<sqlpp::floating_point>("unknown_table.column_x")),
"unknown_table INNER JOIN tab_foo AS a ON a.id = unknown_table.column_x");
SQLPP_COMPARE(sqlpp::verbatim_table("unknown_table")
.as(sqlpp::alias::a)
.join(sqlpp::verbatim_table("another_table"))
.on(sqlpp::verbatim<sqlpp::boolean>("a.column_x = another_table.x")),
"unknown_table AS a INNER JOIN another_table ON a.column_x = another_table.x");
// Join with dynamic table
SQLPP_COMPARE(foo.join(dynamic(true, bar)).on(foo.id == bar.id), "tab_foo INNER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.inner_join(dynamic(true, bar)).on(foo.id == bar.id), "tab_foo INNER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.left_outer_join(dynamic(true, bar)).on(foo.id == bar.id), "tab_foo LEFT OUTER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.right_outer_join(dynamic(true, bar)).on(foo.id == bar.id), "tab_foo RIGHT OUTER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.full_outer_join(dynamic(true, bar)).on(foo.id == bar.id), "tab_foo FULL OUTER JOIN tab_bar ON tab_foo.id = tab_bar.id");
SQLPP_COMPARE(foo.cross_join(dynamic(true, bar)), "tab_foo CROSS JOIN tab_bar");
SQLPP_COMPARE(foo.join(dynamic(false, bar)).on(foo.id == bar.id), "tab_foo");
SQLPP_COMPARE(foo.inner_join(dynamic(false, bar)).on(foo.id == bar.id), "tab_foo");
SQLPP_COMPARE(foo.left_outer_join(dynamic(false, bar)).on(foo.id == bar.id), "tab_foo");
SQLPP_COMPARE(foo.right_outer_join(dynamic(false, bar)).on(foo.id == bar.id), "tab_foo");
SQLPP_COMPARE(foo.full_outer_join(dynamic(false, bar)).on(foo.id == bar.id), "tab_foo");
SQLPP_COMPARE(foo.cross_join(dynamic(false, bar)), "tab_foo");
#warning: Need to add tests with 3 tables
#warning: Need to add tests with sub selects
#warning: Need to add tests with CTEs
return 0;
}