/* * Copyright (c) 2023, 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 int IsNotNull(int, char* []) { const auto bar = test::TabBar{}; // Single column. SQLPP_COMPARE(is_not_null(bar.textN), "(tab_bar.text_n IS NOT NULL)"); // Expression. SQLPP_COMPARE(is_not_null(bar.textN + "suffix"), "((tab_bar.text_n || 'suffix') IS NOT NULL)"); // With sub select. SQLPP_COMPARE(is_not_null(select(sqlpp::value("something").as(sqlpp::alias::a))), "((SELECT 'something' AS a) IS NOT NULL)"); // Requires parens. SQLPP_COMPARE(is_not_null(bar.textN) or bar.textN == "", "((tab_bar.text_n IS NOT NULL) OR (tab_bar.text_n = ''))"); SQLPP_COMPARE(bar.textN == "" or is_not_null(bar.textN), "((tab_bar.text_n = '') OR (tab_bar.text_n IS NOT NULL))"); return 0; }