test_odb_dimension_export.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 2
 * 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, see <https://www.gnu.org/licenses/>.
 */
 
#include <filesystem>
#include <fstream>
#include <memory>
 
#include <qa_utils/wx_utils/unit_test_utils.h>
#include <pcbnew_utils/board_file_utils.h>
#include <boost/test/unit_test.hpp>
 
#include <base_units.h>
#include <board.h>
#include <kiid.h>
#include <pcb_dimension.h>
#include <pcb_shape.h>
#include <pcbnew/pcb_io/odbpp/pcb_io_odbpp.h>
#include <settings/settings_manager.h>
#include <core/utf8.h>
 
namespace fs = std::filesystem;

static int countOdbLineRecords( const fs::path& aFeaturesFile )
{
    int           lineCount = 0;
    std::ifstream stream( aFeaturesFile );
    std::string   line;
 
    while( std::getline( stream, line ) )
    {
        if( line.rfind( "L ", 0 ) == 0 )
            lineCount++;
    }
 
    return lineCount;
}
 

static int countSilkLineRecords( const fs::path& aRoot, bool& aFoundFile )
{
    int total = 0;
    aFoundFile = false;
 
    for( const fs::directory_entry& entry : fs::recursive_directory_iterator( aRoot ) )
    {
        if( !entry.is_regular_file() || entry.path().filename() != "features" )
            continue;
 
        const std::string layerDir = entry.path().parent_path().filename().string();
 
        if( layerDir.find( "silk" ) == std::string::npos )
            continue;
 
        aFoundFile = true;
        total += countOdbLineRecords( entry.path() );
    }
 
    return total;
}
 
 
BOOST_AUTO_TEST_CASE( OdbDimensionExport )
{
    SETTINGS_MANAGER       settingsManager;
    std::unique_ptr<BOARD> board = KI_TEST::ReadBoardFromFileOrStream(
            KI_TEST::GetPcbnewTestDataDir() + "issue20249/dimension.kicad_pcb" );
 
    BOOST_REQUIRE( board );
 
    // A dimension with no geometry would export nothing and the test would pass
    // for the wrong reason.
    const PCB_DIMENSION_BASE* dimension = nullptr;
 
    for( const BOARD_ITEM* item : board->Drawings() )
    {
        if( item->Type() == PCB_DIM_ALIGNED_T )
            dimension = static_cast<const PCB_DIMENSION_BASE*>( item );
    }
 
    BOOST_REQUIRE( dimension );
    BOOST_REQUIRE( !dimension->GetShapes().empty() );
 
    const fs::path outDir = fs::temp_directory_path()
                            / ( "kicad_qa_odb_dimension_20249_" + KIID().AsString().ToStdString() );
 
    BOOST_REQUIRE( fs::create_directory( outDir ) );
 
    PCB_IO_ODBPP                odbExporter;
    std::map<std::string, UTF8> props;
    props["units"] = "mm";
    props["sigfig"] = "6";
 
    BOOST_REQUIRE_NO_THROW( odbExporter.SaveBoard( outDir.string(), *board, &props ) );
 
    BOOST_REQUIRE_MESSAGE( fs::exists( outDir ), "ODB++ export produced no output tree" );
 
    bool foundSilk = false;
    int  lineCount = countSilkLineRecords( outDir, foundSilk );
 
    BOOST_REQUIRE_MESSAGE( foundSilk, "ODB++ export produced no silkscreen features file" );
 
    BOOST_CHECK_MESSAGE( lineCount > 0,
                         "Dimensions were dropped from the ODB++ export (no line features emitted)" );
 
    fs::remove_all( outDir );
}