mirror of
https://github.com/rbock/sqlpp11.git
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139 lines
5.7 KiB
C++
139 lines
5.7 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 "MockDb.h"
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#include "Sample.h"
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#include <iostream>
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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::TabBar{};
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constexpr auto f = test::TabFoo{};
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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... Expressions>
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void update_set_static_check(const Expressions&... expressions)
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{
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using CheckResult = sqlpp::check_update_static_set_t<Expressions...>;
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using ExpectedCheckResult = std::is_same<CheckResult, Assert>;
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print_type_on_error<CheckResult>(ExpectedCheckResult{});
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static_assert(ExpectedCheckResult::value, "Unexpected check result");
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using ReturnType = decltype(update(t).set(expressions...));
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using ExpectedReturnType = sqlpp::logic::all_t<Assert::value xor std::is_same<ReturnType, Assert>::value>;
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print_type_on_error<ReturnType>(ExpectedReturnType{});
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static_assert(ExpectedReturnType::value, "Unexpected return type");
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}
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template <typename Assert, typename... Expressions>
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void update_set_dynamic_check(const Expressions&... expressions)
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{
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static auto db = MockDb{};
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using CheckResult = sqlpp::check_update_dynamic_set_t<decltype(db), Expressions...>;
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using ExpectedCheckResult = std::is_same<CheckResult, Assert>;
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print_type_on_error<CheckResult>(ExpectedCheckResult{});
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static_assert(ExpectedCheckResult::value, "Unexpected check result");
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using ReturnType = decltype(dynamic_update(db, t).dynamic_set(expressions...));
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using ExpectedReturnType = sqlpp::logic::all_t<Assert::value xor std::is_same<ReturnType, Assert>::value>;
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print_type_on_error<ReturnType>(ExpectedReturnType{});
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static_assert(ExpectedReturnType::value, "Unexpected return type");
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}
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void static_update_set()
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{
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// OK
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update_set_static_check<sqlpp::consistent_t>(t.gamma = true);
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update_set_static_check<sqlpp::consistent_t>(t.gamma = true, t.beta = "");
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// Try to update nothing
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update_set_static_check<sqlpp::assert_update_set_count_args_t>();
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// Try condition as assignment
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update_set_static_check<sqlpp::assert_update_set_assignments_t>(t.gamma == true);
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// Try duplicate columns
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update_set_static_check<sqlpp::assert_update_set_no_duplicates_t>(t.gamma = true, t.gamma = false);
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update_set_static_check<sqlpp::assert_update_set_no_duplicates_t>(t.gamma = true, t.beta = "", t.gamma = false);
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// Try to update prohibited columns
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update_set_static_check<sqlpp::assert_update_set_allowed_t>(t.alpha = 42);
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// Try to update multiple tables at once
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update_set_static_check<sqlpp::assert_update_set_single_table_t>(t.gamma = true, f.omega = 7);
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}
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void dynamic_update_set()
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{
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// OK
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update_set_dynamic_check<sqlpp::consistent_t>(t.gamma = true);
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update_set_dynamic_check<sqlpp::consistent_t>(t.gamma = true, t.beta = "");
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// Try to update nothing
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update_set_dynamic_check<sqlpp::consistent_t>();
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// Try condition as assignment
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update_set_dynamic_check<sqlpp::assert_update_set_assignments_t>(t.gamma == true);
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// Try duplicate columns
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update_set_dynamic_check<sqlpp::assert_update_set_no_duplicates_t>(t.gamma = true, t.gamma = false);
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update_set_dynamic_check<sqlpp::assert_update_set_no_duplicates_t>(t.gamma = true, t.beta = "", t.gamma = false);
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// Try to update prohibited columns
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update_set_dynamic_check<sqlpp::assert_update_set_allowed_t>(t.alpha = 42);
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// Try to update multiple tables at once
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update_set_dynamic_check<sqlpp::assert_update_set_single_table_t>(t.gamma = true, f.omega = 7);
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// Try dynamic_set on a non-dynamic update
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using CheckResult = sqlpp::check_update_dynamic_set_t<void, sqlpp::boolean_operand>;
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using ExpectedCheckResult = std::is_same<CheckResult, sqlpp::assert_update_dynamic_set_statement_dynamic_t>;
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print_type_on_error<CheckResult>(ExpectedCheckResult{});
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static_assert(ExpectedCheckResult::value, "Unexpected check result");
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using ReturnType = decltype(update(t).dynamic_set());
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using ExpectedReturnType = std::is_same<ReturnType, sqlpp::assert_update_dynamic_set_statement_dynamic_t>;
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print_type_on_error<ReturnType>(ExpectedReturnType{});
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static_assert(ExpectedReturnType::value, "Unexpected return type");
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}
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}
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int main(int, char* [])
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{
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static_update_set();
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dynamic_update_set();
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}
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