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89 lines
3.6 KiB
C++
89 lines
3.6 KiB
C++
/*
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* Copyright (c) 2016-2016, Roland Bock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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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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* and/or other materials provided with the distribution.
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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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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <iostream>
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#include <set>
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#include <MockDb.h>
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#include "AssertTables.h"
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#include <sqlpp11/sqlpp11.h>
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namespace
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{
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constexpr auto t = test::TabAllTypes{};
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template <typename T>
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void print_type_on_error(std::true_type)
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{
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}
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template <typename T>
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void print_type_on_error(std::false_type)
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{
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T::_print_me_;
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}
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template <typename Assert, typename Expr, typename... Operands>
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void static_check_in(const Expr& expr, const Operands&... operands)
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{
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using CheckResult = sqlpp::check_in_t<Expr, Operands...>;
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using ExpectedCheckResult = std::is_same<CheckResult, Assert>;
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static_assert(ExpectedCheckResult::value, "Unexpected check result");
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print_type_on_error<CheckResult>(ExpectedCheckResult{});
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using ReturnType =
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sqlpp::detail::make_type_set_t<decltype(expr.in(operands...)), decltype(expr.not_in(operands...))>;
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using ExpectedReturnType = sqlpp::logic::all_t<
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Assert::value xor
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std::is_same<ReturnType, sqlpp::detail::type_set<sqlpp::bad_expression<sqlpp::boolean>>>::value>;
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static_assert(ExpectedReturnType::value, "Unexpected return type");
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print_type_on_error<ReturnType>(ExpectedReturnType{});
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}
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void checks()
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{
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// OK
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static_check_in<sqlpp::consistent_t>(t.someString);
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static_check_in<sqlpp::consistent_t>(t.someString, "");
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static_check_in<sqlpp::consistent_t>(t.someString, "", "");
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static_check_in<sqlpp::consistent_t>(t.someString, select(sqlpp::value("").as(sqlpp::alias::x)));
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static_check_in<sqlpp::consistent_t>(t.someString, sqlpp::value_list(std::vector<std::string>{}));
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static_check_in<sqlpp::consistent_t>(t.someString, sqlpp::value_list(std::set<std::string>{}));
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// Try non-expressions
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static_check_in<sqlpp::assert_comparison_rhs_is_expression_t>(t.someString, t);
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static_check_in<sqlpp::assert_comparison_rhs_is_expression_t>(t.someString, t, t);
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static_check_in<sqlpp::assert_comparison_rhs_is_expression_t>(t.someString, "", t, t, "");
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// Try multi-expressions
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static_check_in<sqlpp::assert_comparison_rhs_is_expression_t>(t.someString,
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any(select(sqlpp::value("").as(sqlpp::alias::x))));
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}
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}
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int main(int, char* [])
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{
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checks();
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}
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