test_erc_lib_symbol_field_position.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one at
 * http://www.gnu.org/licenses/
 */
 
#include <boost/test/unit_test.hpp>
#include <lib_symbol.h>
#include <sch_field.h>
#include <sch_item.h>
#include <qa_utils/wx_utils/unit_test_utils.h>
 
// Issue #24657: a pure field position change must not trip the ERC lib-symbol
// mismatch check, matching the behavior when the field is moved in the schematic.
 
BOOST_AUTO_TEST_SUITE( ERCLibSymbolFieldPosition )
 
 
BOOST_AUTO_TEST_CASE( Issue24657FieldPositionIgnoredForERC )
{
    LIB_SYMBOL original( "R" );
 
    original.GetValueField().SetText( wxS( "R" ) );
    original.GetValueField().SetTextPos( VECTOR2I( 0, 0 ) );
 
    // Move only the value field's position, leaving everything else untouched.
    LIB_SYMBOL moved( original );
    moved.GetValueField().SetTextPos( VECTOR2I( 0, 254000 ) );
 
    int flags = ~SCH_ITEM::COMPARE_FLAGS::UUID;
    flags &= ~SCH_ITEM::COMPARE_FLAGS::UNIT;
    flags &= ~SCH_ITEM::COMPARE_FLAGS::IDENTITY;
    flags &= ~SCH_ITEM::COMPARE_FLAGS::FIELD_POSITIONS;
 
    int result = original.Compare( moved, flags );
 
    BOOST_CHECK_MESSAGE( result == 0,
                         "ERC lib-symbol comparison flagged a pure field position change "
                         "(Compare returned " << result << "); expected 0 to match the "
                         "schematic-side move behavior (issue #24657)." );
 
    // And, one more time to check the less-used case (where the user *does* want it to
    // flag field position changes).
    flags = ~SCH_ITEM::COMPARE_FLAGS::UUID;
    flags &= ~SCH_ITEM::COMPARE_FLAGS::UNIT;
    flags &= ~SCH_ITEM::COMPARE_FLAGS::IDENTITY;
 
    result = original.Compare( moved, flags );
 
    BOOST_CHECK_MESSAGE( result != 0,
                         "ERC lib-symbol comparison failed to flag a pure field position "
                         "change when asked to check positions." );
}
 
 
BOOST_AUTO_TEST_SUITE_END()