mirror of
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137 lines
6.2 KiB
C++
137 lines
6.2 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 "Sample.h"
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#include "compare.h"
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#include <sqlpp11/sqlpp11.h>
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namespace
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{
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MockDb db = {};
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}
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int From(int, char* [])
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{
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const auto foo = test::TabFoo{};
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const auto bar = test::TabBar{};
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const auto aFoo = foo.as(sqlpp::alias::a);
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const auto bFoo = foo.as(sqlpp::alias::b);
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const auto cFoo = foo.as(sqlpp::alias::c);
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// Single table
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compare(__LINE__, from(foo), " FROM tab_foo");
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compare(__LINE__, from(bar), " FROM tab_bar");
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// Static joins
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compare(__LINE__, from(foo.cross_join(bar)), " FROM tab_foo CROSS JOIN tab_bar");
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compare(__LINE__, from(foo.join(bar).on(foo.omega > bar.alpha)),
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" FROM tab_foo INNER JOIN tab_bar ON (tab_foo.omega>tab_bar.alpha)");
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compare(__LINE__, from(foo.inner_join(bar).on(foo.omega > bar.alpha)),
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" FROM tab_foo INNER JOIN tab_bar ON (tab_foo.omega>tab_bar.alpha)");
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compare(__LINE__, from(foo.outer_join(bar).on(foo.omega > bar.alpha)),
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" FROM tab_foo OUTER JOIN tab_bar ON (tab_foo.omega>tab_bar.alpha)");
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compare(__LINE__, from(foo.left_outer_join(bar).on(foo.omega > bar.alpha)),
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" FROM tab_foo LEFT OUTER JOIN tab_bar ON (tab_foo.omega>tab_bar.alpha)");
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compare(__LINE__, from(foo.right_outer_join(bar).on(foo.omega > bar.alpha)),
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" FROM tab_foo RIGHT OUTER JOIN tab_bar ON (tab_foo.omega>tab_bar.alpha)");
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compare(__LINE__, from(aFoo.join(bFoo).on(aFoo.omega > bFoo.omega)),
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" FROM tab_foo AS a INNER JOIN tab_foo AS b ON (a.omega>b.omega)");
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compare(
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__LINE__, from(aFoo.join(bFoo).on(aFoo.omega > bFoo.omega).join(cFoo).on(bFoo.omega > cFoo.omega)),
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" FROM tab_foo AS a INNER JOIN tab_foo AS b ON (a.omega>b.omega) INNER JOIN tab_foo AS c ON (b.omega>c.omega)");
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compare(__LINE__, from(foo.join(bar).unconditionally()), " FROM tab_foo INNER JOIN tab_bar");
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// Static joins involving verbatim tables
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compare(__LINE__, from(aFoo.join(sqlpp::verbatim_table("unknown_table"))
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.on(aFoo.omega > sqlpp::verbatim<sqlpp::floating_point>("unknown_table.column_x"))),
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" FROM tab_foo AS a INNER JOIN unknown_table ON (a.omega>unknown_table.column_x)");
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compare(__LINE__, from(sqlpp::verbatim_table("unknown_table")
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.join(aFoo)
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.on(aFoo.omega > sqlpp::verbatim<sqlpp::floating_point>("unknown_table.column_x"))),
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" FROM unknown_table INNER JOIN tab_foo AS a ON (a.omega>unknown_table.column_x)");
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compare(__LINE__, from(sqlpp::verbatim_table("unknown_table")
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.as(sqlpp::alias::a)
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.join(sqlpp::verbatim_table("another_table"))
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.on(sqlpp::verbatim<sqlpp::boolean>("a.column_x>another_table.x"))),
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" FROM unknown_table AS a INNER JOIN another_table ON a.column_x>another_table.x");
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// Dynamic joins
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const auto df = dynamic_from(db, foo);
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compare(__LINE__, df, " FROM tab_foo");
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{
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auto dfa = df;
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dfa.from.add(dynamic_cross_join(bar));
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compare(__LINE__, dfa, " FROM tab_foo CROSS JOIN tab_bar");
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}
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{
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auto dfa = df;
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dfa.from.add(dynamic_join(bar).on(bar.alpha > foo.omega));
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compare(__LINE__, dfa, " FROM tab_foo INNER JOIN tab_bar ON (tab_bar.alpha>tab_foo.omega)");
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}
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{
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auto dfa = df;
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dfa.from.add(dynamic_inner_join(bar).on(bar.alpha > foo.omega));
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compare(__LINE__, dfa, " FROM tab_foo INNER JOIN tab_bar ON (tab_bar.alpha>tab_foo.omega)");
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}
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{
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auto dfa = df;
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dfa.from.add(dynamic_outer_join(bar).on(bar.alpha > foo.omega));
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compare(__LINE__, dfa, " FROM tab_foo OUTER JOIN tab_bar ON (tab_bar.alpha>tab_foo.omega)");
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}
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{
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auto dfa = df;
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dfa.from.add(dynamic_left_outer_join(bar).on(bar.alpha > foo.omega));
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compare(__LINE__, dfa, " FROM tab_foo LEFT OUTER JOIN tab_bar ON (tab_bar.alpha>tab_foo.omega)");
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}
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{
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auto dfa = df;
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dfa.from.add(dynamic_right_outer_join(bar).on(bar.alpha > foo.omega));
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compare(__LINE__, dfa, " FROM tab_foo RIGHT OUTER JOIN tab_bar ON (tab_bar.alpha>tab_foo.omega)");
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}
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{
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auto dfa = df;
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dfa.from.add(dynamic_join(bar).unconditionally());
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compare(__LINE__, dfa, " FROM tab_foo INNER JOIN tab_bar");
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}
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{
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auto dfa = df;
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dfa.from.add(dynamic_inner_join(bar).on(bar.alpha > foo.omega));
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dfa.from.add(dynamic_outer_join(aFoo).on(without_table_check(bar.alpha > aFoo.omega)));
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compare(__LINE__, dfa, " FROM tab_foo INNER JOIN tab_bar ON (tab_bar.alpha>tab_foo.omega) OUTER JOIN tab_foo AS a "
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"ON (tab_bar.alpha>a.omega)");
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}
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// Dynamic joins involving verbatim table
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{
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auto dfa = df;
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dfa.from.add(
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dynamic_inner_join(sqlpp::verbatim_table("unknown_table"))
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.on(without_table_check(bar.alpha > sqlpp::verbatim<sqlpp::floating_point>("unknown_table.column_x"))));
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compare(__LINE__, dfa, " FROM tab_foo INNER JOIN unknown_table ON (tab_bar.alpha>unknown_table.column_x)");
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}
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return 0;
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}
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