2013-11-22 09:42:28 +01:00
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/*
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2015-02-15 19:00:21 +01:00
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* Copyright (c) 2013-2015, Roland Bock
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2013-11-22 09:42:28 +01:00
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* All rights reserved.
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2015-08-05 14:43:21 +02:00
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*
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* Redistribution and use in source and binary forms, with or without modification,
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2013-11-22 09:42:28 +01:00
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* are permitted provided that the following conditions are met:
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2015-08-05 14:43:21 +02:00
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*
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* * Redistributions of source code must retain the above copyright notice,
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2013-11-22 09:42:28 +01:00
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* this list of conditions and the following disclaimer.
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2015-08-05 14:43:21 +02:00
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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2013-11-22 09:42:28 +01:00
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* and/or other materials provided with the distribution.
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2015-08-05 14:43:21 +02:00
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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2013-11-22 09:42:28 +01:00
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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2014-01-28 20:53:22 +01:00
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#include "Sample.h"
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2013-11-22 09:42:28 +01:00
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#include "MockDb.h"
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#include "is_regular.h"
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#include <sqlpp11/functions.h>
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2013-11-26 23:45:31 +01:00
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#include <sqlpp11/select.h>
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2013-11-22 09:42:28 +01:00
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2015-12-29 11:03:17 +01:00
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int Prepared(int, char* [])
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{
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MockDb db = {};
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// test::TabFoo f;
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2015-12-27 22:25:05 +01:00
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const auto t = test::TabBar{};
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2013-11-22 09:42:28 +01:00
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2015-09-13 21:33:19 +02:00
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// empty parameter lists
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{
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using P = sqlpp::make_parameter_list_t<decltype(t.alpha)>;
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static_assert(P::size::value == 0, "type requirement");
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}
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2013-11-22 09:42:28 +01:00
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2015-09-13 21:33:19 +02:00
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// single parameter
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{
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using P = sqlpp::make_parameter_list_t<decltype(parameter(t.alpha))>;
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static_assert(P::size::value == 1, "type requirement");
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auto p = P{};
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p.alpha = 7;
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}
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2013-11-22 09:42:28 +01:00
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2015-09-13 21:33:19 +02:00
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// single parameter
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{
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using P = sqlpp::make_parameter_list_t<decltype(parameter(t.beta))>;
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static_assert(P::size::value == 1, "type requirement");
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auto p = P{};
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p.beta = "cheesecake";
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}
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2015-09-13 21:33:19 +02:00
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// single parameter in expression
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{
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using P = sqlpp::make_parameter_list_t<decltype(t.alpha == parameter(t.alpha))>;
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static_assert(P::size::value == 1, "type requirement");
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auto p = P{};
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p.alpha = 7;
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}
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2013-11-22 09:42:28 +01:00
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2015-09-13 21:33:19 +02:00
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// single parameter in larger expression
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{
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using P = sqlpp::make_parameter_list_t<decltype((t.beta.like("%") and t.alpha == parameter(t.alpha)) or
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t.gamma != false)>;
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static_assert(P::size::value == 1, "type requirement");
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auto p = P{};
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p.alpha = 7;
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}
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2014-06-14 17:44:22 +02:00
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2015-09-13 21:33:19 +02:00
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// three parameters in expression
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{
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using P = sqlpp::parameters_of<decltype((t.beta.like(parameter(t.beta)) and t.alpha == parameter(t.alpha)) or
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t.gamma != parameter(t.gamma))>;
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// FIXME: make some test, that does not depend on detail namespace, but still checks the correct order of the
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// parameters
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static_assert(std::is_same<P, sqlpp::detail::type_vector<decltype(parameter(t.beta)), decltype(parameter(t.alpha)),
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decltype(parameter(t.gamma))>>::value,
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"type requirement");
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}
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2013-11-22 09:42:28 +01:00
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2015-09-13 21:33:19 +02:00
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// OK, fine, now create a named parameter list from an expression
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{
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using Exp =
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decltype((t.beta.like(parameter(t.beta)) and t.alpha == parameter(t.alpha)) or t.gamma != parameter(t.gamma));
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using P = sqlpp::make_parameter_list_t<Exp>;
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P npl;
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static_assert(
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std::is_same<sqlpp::parameter_value_t<sqlpp::value_type_of<decltype(t.alpha)>>, decltype(npl.alpha)>::value,
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"type requirement");
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static_assert(
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std::is_same<sqlpp::parameter_value_t<sqlpp::value_type_of<decltype(t.beta)>>, decltype(npl.beta)>::value,
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"type requirement");
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static_assert(
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std::is_same<sqlpp::parameter_value_t<sqlpp::value_type_of<decltype(t.gamma)>>, decltype(npl.gamma)>::value,
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"type requirement");
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}
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2013-11-22 09:42:28 +01:00
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2015-09-13 21:33:19 +02:00
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// Wonderful, now take a look at the parameter list of a select
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{
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auto s = select(all_of(t)).from(t).where((t.beta.like(parameter(t.beta)) and t.alpha == parameter(t.alpha)) or
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t.gamma != parameter(t.gamma));
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auto p = db.prepare(s);
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p.params.alpha = 7;
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p.params.alpha = sqlpp::tvin(0);
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using S = decltype(s);
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using P = sqlpp::make_parameter_list_t<S>;
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P npl;
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2015-09-13 21:33:19 +02:00
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static_assert(
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std::is_same<sqlpp::parameter_value_t<sqlpp::value_type_of<decltype(t.alpha)>>, decltype(npl.alpha)>::value,
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"type requirement");
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static_assert(
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std::is_same<sqlpp::parameter_value_t<sqlpp::value_type_of<decltype(t.beta)>>, decltype(npl.beta)>::value,
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"type requirement");
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static_assert(
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std::is_same<sqlpp::parameter_value_t<sqlpp::value_type_of<decltype(t.gamma)>>, decltype(npl.gamma)>::value,
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"type requirement");
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npl.alpha = 7;
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auto x = npl;
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x = npl;
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std::cerr << x.alpha << std::endl;
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x = decltype(npl)();
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std::cerr << x.alpha << std::endl;
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}
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2013-11-26 23:45:31 +01:00
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2016-04-24 10:30:06 +02:00
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// Can we prepare a query without parameters?
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{
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auto ps = db.prepare(select(all_of(t)).from(t).where((t.beta.like("%"))));
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auto res = db(ps);
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}
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2015-09-13 21:33:19 +02:00
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// Check that a prepared select is default-constructable
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{
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auto s = select(all_of(t)).from(t).where((t.beta.like(parameter(t.beta)) and t.alpha == parameter(t.alpha)) or
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t.gamma != parameter(t.gamma));
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using P = decltype(db.prepare(s));
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P p;
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}
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2013-11-26 23:45:31 +01:00
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2015-09-13 21:33:19 +02:00
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return 0;
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2013-11-22 09:42:28 +01:00
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}
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