lnav/test/test_column_namer.cc

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2022-07-01 23:02:14 +00:00
/**
* Copyright (c) 2022, Timothy Stack
*
* 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.
* * Neither the name of Timothy Stack nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <iostream>
#include "config.h"
#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
#include "column_namer.hh"
#include "doctest/doctest.h"
TEST_CASE("column_namer::default")
{
column_namer cn{column_namer::language::SQL};
auto def_name0 = cn.add_column(string_fragment{});
CHECK(def_name0 == "col_0");
auto def_name1 = cn.add_column(string_fragment{});
CHECK(def_name1 == "col_1");
}
TEST_CASE("column_namer::no-collision")
{
column_namer cn{column_namer::language::SQL};
auto name0 = cn.add_column(string_fragment{"abc"});
CHECK(name0 == "abc");
auto name1 = cn.add_column(string_fragment{"def"});
CHECK(name1 == "def");
}
TEST_CASE("column_namer::collisions")
{
column_namer cn{column_namer::language::SQL};
auto name0 = cn.add_column(string_fragment{"abc"});
CHECK(name0 == "abc");
auto name1 = cn.add_column(string_fragment{"abc"});
CHECK(name1 == "abc_0");
auto name2 = cn.add_column(string_fragment{"abc"});
CHECK(name2 == "abc_1");
}