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Fix serialization of empty dynamic_where

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It was serialized with a dummy expression, which turned out to be
problematic for some vendors, see #282
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rbock
2019-08-20 10:31:54 +02:00
parent a3970ceae9
commit 43ec2343c3
4 changed files with 95 additions and 8 deletions
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53
test_serializer/DynamicWhere.cpp Normal file
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/*
* Copyright (c) 2016-2019, 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 "compare.h"
#include "Sample.h"
#include <sqlpp11/sqlpp11.h>
#include <iostream>
int DynamicWhere(int, char*[])
{
const auto bar = test::TabBar{};
auto db = MockDb{};
compare(__LINE__, dynamic_where(db), "");
compare(__LINE__, dynamic_where(db, bar.gamma), " WHERE tab_bar.gamma");
{
auto statement = sqlpp::dynamic_where(db);
statement.where.add(without_table_check(bar.gamma));
compare(__LINE__, statement, " WHERE tab_bar.gamma");
}
{
auto statement = dynamic_where(db, bar.gamma);
statement.where.add(without_table_check(bar.gamma));
compare(__LINE__, statement, " WHERE tab_bar.gamma AND tab_bar.gamma");
}
return 0;
}