test_variant.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 <qa_utils/wx_utils/unit_test_utils.h>
#include <boost/test/unit_test.hpp>
 
#include <board.h>
#include <footprint.h>
#include <lib_id.h>
#include <exporters/place_file_exporter.h>
#include <netlist_reader/board_netlist_updater.h>
#include <pcbnew/netlist_reader/kicad_netlist_parser.h>
#include <pcbnew/netlist_reader/pcb_netlist.h>
#include <pcb_io/kicad_sexpr/pcb_io_kicad_sexpr.h>
#include <pcbnew_utils/board_file_utils.h>
#include <pcbnew_utils/board_test_utils.h>
#include <richio.h>
#include <settings/settings_manager.h>
#include <template_fieldnames.h>
#include <tool/tool_manager.h>
 
 
BOOST_AUTO_TEST_SUITE( Variant )
 
 

BOOST_AUTO_TEST_CASE( FootprintVariantBasics )
{
    FOOTPRINT_VARIANT variant( "TestVariant" );
 
    // Check default values
    BOOST_CHECK_EQUAL( variant.GetName(), "TestVariant" );
    BOOST_CHECK( !variant.GetDNP() );
    BOOST_CHECK( !variant.GetExcludedFromBOM() );
    BOOST_CHECK( !variant.GetExcludedFromSim() );
    BOOST_CHECK( !variant.GetExcludedFromPosFiles() );
    BOOST_CHECK( variant.GetFields().empty() );
 
    // Test setting values
    variant.SetDNP( true );
    variant.SetExcludedFromBOM( true );
    variant.SetExcludedFromSim( true );
    variant.SetExcludedFromPosFiles( true );
    variant.SetFieldValue( "Value", "100R" );
 
    BOOST_CHECK( variant.GetDNP() );
    BOOST_CHECK( variant.GetExcludedFromBOM() );
    BOOST_CHECK( variant.GetExcludedFromSim() );
    BOOST_CHECK( variant.GetExcludedFromPosFiles() );
    BOOST_CHECK( variant.HasFieldValue( "Value" ) );
    BOOST_CHECK_EQUAL( variant.GetFieldValue( "Value" ), "100R" );
}
 

BOOST_AUTO_TEST_CASE( BoardVariantRegistry )
{
    BOARD board;
 
    // Initially no variants
    BOOST_CHECK( board.GetVariantNames().empty() );
    BOOST_CHECK( board.GetCurrentVariant().IsEmpty() );
 
    // Add a variant
    board.AddVariant( "Production" );
    BOOST_CHECK( board.HasVariant( "Production" ) );
    BOOST_CHECK_EQUAL( board.GetVariantNames().size(), 1 );
 
    // Add another variant
    board.AddVariant( "Debug" );
    BOOST_CHECK( board.HasVariant( "Debug" ) );
    BOOST_CHECK_EQUAL( board.GetVariantNames().size(), 2 );
 
    // Test case insensitivity
    BOOST_CHECK( board.HasVariant( "production" ) );
    BOOST_CHECK( board.HasVariant( "PRODUCTION" ) );
    BOOST_CHECK( board.HasVariant( "PrOdUcTiOn" ) );
 
    // Set current variant
    board.SetCurrentVariant( "Production" );
    BOOST_CHECK_EQUAL( board.GetCurrentVariant(), "Production" );
 
    // Set variant description
    board.SetVariantDescription( "Production", "Standard production build" );
    BOOST_CHECK_EQUAL( board.GetVariantDescription( "Production" ), "Standard production build" );
 
    // Delete a variant
    board.DeleteVariant( "Debug" );
    BOOST_CHECK( !board.HasVariant( "Debug" ) );
    BOOST_CHECK_EQUAL( board.GetVariantNames().size(), 1 );
}
 

BOOST_AUTO_TEST_CASE( FootprintDNPForVariant )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    // Add variants to board
    board.AddVariant( "Production" );
    board.AddVariant( "Debug" );
 
    // Set base DNP to false
    fp.SetAttributes( 0 );
    BOOST_CHECK( !fp.GetDNPForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetDNPForVariant( "Production" ) );
 
    // Set base DNP to true
    fp.SetAttributes( FP_DNP );
    BOOST_CHECK( fp.GetDNPForVariant( wxEmptyString ) );
    BOOST_CHECK( fp.GetDNPForVariant( "Production" ) );
 
    // Now set Production variant to override DNP
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetDNP( false );
    fp.SetVariant( prodVariant );
 
    // Base is still DNP, but Production overrides to not DNP
    BOOST_CHECK( fp.GetDNPForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetDNPForVariant( "Production" ) );
    BOOST_CHECK( !fp.GetDNPForVariant( "production" ) );  // Case insensitive
    BOOST_CHECK( fp.GetDNPForVariant( "Debug" ) );  // No override, uses base
 
    // Set Debug variant to also override
    FOOTPRINT_VARIANT debugVariant( "Debug" );
    debugVariant.SetDNP( true );
    fp.SetVariant( debugVariant );
 
    BOOST_CHECK( fp.GetDNPForVariant( "Debug" ) );
}
 

BOOST_AUTO_TEST_CASE( FootprintVariantTextVarResolution )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "Production" );
    board.SetCurrentVariant( "Production" );
 
    fp.SetAttributes( 0 );
 
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetDNP( true );
    prodVariant.SetExcludedFromSim( true );
    fp.SetVariant( prodVariant );
 
    wxString token = wxS( "DNP" );
    BOOST_CHECK( fp.ResolveTextVar( &token ) );
    BOOST_CHECK_EQUAL( token, wxS( "DNP" ) );
 
    token = wxS( "DNP" );
    BOOST_CHECK( fp.ResolveTextVar( &token, wxEmptyString ) );
    BOOST_CHECK_EQUAL( token, wxEmptyString );
 
    token = wxS( "EXCLUDE_FROM_SIM" );
    BOOST_CHECK( fp.ResolveTextVar( &token ) );
    BOOST_CHECK_EQUAL( token, wxS( "Excluded from simulation" ) );
 
    token = wxS( "EXCLUDE_FROM_SIM" );
    BOOST_CHECK( fp.ResolveTextVar( &token, wxEmptyString ) );
    BOOST_CHECK_EQUAL( token, wxEmptyString );
}
 

BOOST_AUTO_TEST_CASE( FootprintBOMExclusionForVariant )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "Production" );
 
    // Set base exclude from BOM to false
    fp.SetAttributes( 0 );
    BOOST_CHECK( !fp.GetExcludedFromBOMForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetExcludedFromBOMForVariant( "Production" ) );
 
    // Set base exclude from BOM to true
    fp.SetAttributes( FP_EXCLUDE_FROM_BOM );
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( wxEmptyString ) );
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( "Production" ) );
 
    // Override for Production variant
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetExcludedFromBOM( false );
    fp.SetVariant( prodVariant );
 
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetExcludedFromBOMForVariant( "Production" ) );
}
 

BOOST_AUTO_TEST_CASE( FootprintSimExclusionForVariant )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "Production" );
 
    // Set base exclude from simulation to false
    fp.SetAttributes( 0 );
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( "Production" ) );
 
    // Set base exclude from simulation to true
    fp.SetAttributes( FP_EXCLUDE_FROM_SIM );
    BOOST_CHECK( fp.GetExcludedFromSimForVariant( wxEmptyString ) );
    BOOST_CHECK( fp.GetExcludedFromSimForVariant( "Production" ) );
 
    // Override for Production variant
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetExcludedFromSim( false );
    fp.SetVariant( prodVariant );
 
    BOOST_CHECK( fp.GetExcludedFromSimForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( "Production" ) );
}
 

BOOST_AUTO_TEST_CASE( FootprintPosFileExclusionForVariant )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "Production" );
 
    // Set base exclude from position files to false
    fp.SetAttributes( 0 );
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( "Production" ) );
 
    // Set base exclude from position files to true
    fp.SetAttributes( FP_EXCLUDE_FROM_POS_FILES );
    BOOST_CHECK( fp.GetExcludedFromPosFilesForVariant( wxEmptyString ) );
    BOOST_CHECK( fp.GetExcludedFromPosFilesForVariant( "Production" ) );
 
    // Override for Production variant
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetExcludedFromPosFiles( false );
    fp.SetVariant( prodVariant );
 
    BOOST_CHECK( fp.GetExcludedFromPosFilesForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( "Production" ) );
}
 

BOOST_AUTO_TEST_CASE( VariantCaseInsensitivity )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "Production" );
 
    // Set variant override with specific case
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetDNP( true );
    fp.SetVariant( prodVariant );
 
    // Access with different cases - all should find the same variant
    BOOST_CHECK( fp.GetDNPForVariant( "Production" ) );
    BOOST_CHECK( fp.GetDNPForVariant( "production" ) );
    BOOST_CHECK( fp.GetDNPForVariant( "PRODUCTION" ) );
    BOOST_CHECK( fp.GetDNPForVariant( "PrOdUcTiOn" ) );
 
    // Board operations should also be case insensitive
    BOOST_CHECK( board.HasVariant( "production" ) );
    BOOST_CHECK( board.HasVariant( "PRODUCTION" ) );
}
 

BOOST_AUTO_TEST_CASE( EmptyVariantReturnsBase )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    // Set base DNP
    fp.SetAttributes( FP_DNP );
 
    // Empty variant should return base
    BOOST_CHECK( fp.GetDNPForVariant( wxEmptyString ) );
 
    // Add a variant but still check empty
    board.AddVariant( "Production" );
 
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetDNP( false );
    fp.SetVariant( prodVariant );
 
    // Empty still returns base
    BOOST_CHECK( fp.GetDNPForVariant( wxEmptyString ) );
    BOOST_CHECK( !fp.GetDNPForVariant( "Production" ) );
}
 

BOOST_AUTO_TEST_CASE( UnknownVariantReturnsBase )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    // Set base DNP
    fp.SetAttributes( FP_DNP );
 
    board.AddVariant( "Production" );
 
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetDNP( false );
    fp.SetVariant( prodVariant );
 
    // Unknown variant should return base
    BOOST_CHECK( fp.GetDNPForVariant( "NonExistentVariant" ) );
    BOOST_CHECK( fp.GetDNPForVariant( "Debug" ) );
}
 
 
BOOST_AUTO_TEST_CASE( FootprintVariantCopyAssignment )
{
    BOARD     board;
    FOOTPRINT original( &board );
 
    original.SetReference( "R1" );
    original.SetValue( "10K" );
 
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetDNP( true );
    prodVariant.SetExcludedFromBOM( true );
    prodVariant.SetExcludedFromSim( true );
    prodVariant.SetFieldValue( original.Value().GetName(), "22K" );
    original.SetVariant( prodVariant );
 
    FOOTPRINT copy( original );
    const FOOTPRINT_VARIANT* copyVariant = copy.GetVariant( "Production" );
    BOOST_REQUIRE( copyVariant );
    BOOST_CHECK( copyVariant->GetDNP() );
    BOOST_CHECK( copyVariant->GetExcludedFromBOM() );
    BOOST_CHECK( copyVariant->GetExcludedFromSim() );
    BOOST_CHECK_EQUAL( copyVariant->GetFieldValue( original.Value().GetName() ), "22K" );
 
    FOOTPRINT assigned( &board );
    assigned = original;
 
    const FOOTPRINT_VARIANT* assignedVariant = assigned.GetVariant( "Production" );
    BOOST_REQUIRE( assignedVariant );
    BOOST_CHECK( assignedVariant->GetDNP() );
    BOOST_CHECK( assignedVariant->GetExcludedFromBOM() );
    BOOST_CHECK( assignedVariant->GetExcludedFromSim() );
    BOOST_CHECK_EQUAL( assignedVariant->GetFieldValue( original.Value().GetName() ), "22K" );
}
 
 
BOOST_AUTO_TEST_CASE( FootprintFieldShownTextForVariant )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "Production" );
    board.SetCurrentVariant( "Production" );
 
    fp.SetValue( "10K" );
 
    FOOTPRINT_VARIANT prodVariant( "Production" );
    prodVariant.SetFieldValue( fp.Value().GetName(), "22K" );
    fp.SetVariant( prodVariant );
 
    BOOST_CHECK_EQUAL( fp.Value().GetShownText( INTERNAL ), "22K" );
 
    board.SetCurrentVariant( wxEmptyString );
    BOOST_CHECK_EQUAL( fp.Value().GetShownText( INTERNAL ), "10K" );
}
 
 
BOOST_AUTO_TEST_CASE( BoardVariantTextVars )
{
    BOARD board;
 
    board.AddVariant( "Production" );
    board.SetVariantDescription( "Production", "Production build" );
    board.SetCurrentVariant( "Production" );
 
    wxString variantToken = wxT( "VARIANT" );
    BOOST_CHECK( board.ResolveTextVar( &variantToken, 0 ) );
    BOOST_CHECK_EQUAL( variantToken, "Production" );
 
    wxString descToken = wxT( "VARIANT_DESC" );
    BOOST_CHECK( board.ResolveTextVar( &descToken, 0 ) );
    BOOST_CHECK_EQUAL( descToken, "Production build" );
 
    board.SetCurrentVariant( wxEmptyString );
    wxString defaultToken = wxT( "VARIANT" );
    BOOST_CHECK( board.ResolveTextVar( &defaultToken, 0 ) );
    BOOST_CHECK( defaultToken.IsEmpty() );
}
 
 
BOOST_AUTO_TEST_CASE( NetlistComponentVariantsParsing )
{
    const std::string netlist =
            "(export (version 1)\n"
            "  (components\n"
            "    (comp (ref R1)\n"
            "      (value 10K)\n"
            "      (footprint Resistor_SMD:R_0603_1608Metric)\n"
            "      (libsource (lib Device) (part R))\n"
            "      (variants\n"
            "        (variant (name Alt)\n"
            "          (property (name dnp) (value 1))\n"
            "          (property (name exclude_from_bom) (value 0))\n"
            "          (property (name exclude_from_sim) (value 1))\n"
            "          (fields\n"
            "            (field (name Value) \"22K\")\n"
            "            (field (name Footprint) \"Resistor_SMD:R_0805_2012Metric\")\n"
            "          )\n"
            "        )\n"
            "      )\n"
            "    )\n"
            "  )\n"
            ")\n";
 
    STRING_LINE_READER reader( netlist, wxT( "variant_netlist" ) );
    NETLIST            parsedNetlist;
    KICAD_NETLIST_PARSER parser( &reader, &parsedNetlist );
 
    parser.Parse();
 
    BOOST_REQUIRE_EQUAL( parsedNetlist.GetCount(), 1 );
 
    COMPONENT* component = parsedNetlist.GetComponent( 0 );
    const COMPONENT_VARIANT* variant = component->GetVariant( "Alt" );
 
    BOOST_REQUIRE( variant );
    BOOST_CHECK( variant->m_hasDnp );
    BOOST_CHECK( variant->m_dnp );
    BOOST_CHECK( variant->m_hasExcludedFromBOM );
    BOOST_CHECK( !variant->m_excludedFromBOM );
    BOOST_CHECK( variant->m_hasExcludedFromSim );
    BOOST_CHECK( variant->m_excludedFromSim );
 
    auto valueIt = variant->m_fields.find( "Value" );
    BOOST_CHECK( valueIt != variant->m_fields.end() );
    BOOST_CHECK_EQUAL( valueIt->second, "22K" );
 
    auto fpIt = variant->m_fields.find( "Footprint" );
    BOOST_CHECK( fpIt != variant->m_fields.end() );
    BOOST_CHECK_EQUAL( fpIt->second, "Resistor_SMD:R_0805_2012Metric" );
}
 

BOOST_AUTO_TEST_CASE( MultipleVariantsIndependent )
{
    BOARD board;
 
    // Add multiple variants
    board.AddVariant( "Variant1" );
    board.AddVariant( "Variant2" );
    board.SetVariantDescription( "Variant1", "First variant" );
    board.SetVariantDescription( "Variant2", "Second variant" );
 
    // Create footprint and set variant-specific properties
    FOOTPRINT fp( &board );
    fp.SetReference( "R1" );
    fp.SetValue( "10K" );
 
    FOOTPRINT_VARIANT variant1( "Variant1" );
    variant1.SetDNP( true );
    variant1.SetFieldValue( fp.Value().GetName(), "22K" );
    fp.SetVariant( variant1 );
 
    FOOTPRINT_VARIANT variant2( "Variant2" );
    variant2.SetDNP( false );
    variant2.SetFieldValue( fp.Value().GetName(), "47K" );
    fp.SetVariant( variant2 );
 
    // Verify both variants are independent
    BOOST_CHECK( fp.GetDNPForVariant( "Variant1" ) );
    BOOST_CHECK( !fp.GetDNPForVariant( "Variant2" ) );
 
    const FOOTPRINT_VARIANT* v1 = fp.GetVariant( "Variant1" );
    const FOOTPRINT_VARIANT* v2 = fp.GetVariant( "Variant2" );
 
    BOOST_REQUIRE( v1 );
    BOOST_REQUIRE( v2 );
 
    BOOST_CHECK_EQUAL( v1->GetFieldValue( fp.Value().GetName() ), "22K" );
    BOOST_CHECK_EQUAL( v2->GetFieldValue( fp.Value().GetName() ), "47K" );
 
    // Verify descriptions are independent
    BOOST_CHECK_EQUAL( board.GetVariantDescription( "Variant1" ), "First variant" );
    BOOST_CHECK_EQUAL( board.GetVariantDescription( "Variant2" ), "Second variant" );
}
 

BOOST_AUTO_TEST_CASE( VariantFieldUnicodeAndSpecialChars )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "UnicodeTest" );
 
    fp.SetValue( "Default" );
 
    // Unicode characters
    FOOTPRINT_VARIANT unicodeVariant( "UnicodeTest" );
    wxString unicodeValue = wxT( "1kΩ ±5% 日本語" );
    unicodeVariant.SetFieldValue( fp.Value().GetName(), unicodeValue );
    fp.SetVariant( unicodeVariant );
 
    const FOOTPRINT_VARIANT* retrieved = fp.GetVariant( "UnicodeTest" );
    BOOST_REQUIRE( retrieved );
    BOOST_CHECK_EQUAL( retrieved->GetFieldValue( fp.Value().GetName() ), unicodeValue );
 
    // Special characters
    FOOTPRINT_VARIANT specialVariant( "SpecialChars" );
    wxString specialChars = wxT( "R<1K>\"test\"'value'" );
    specialVariant.SetFieldValue( fp.Value().GetName(), specialChars );
    fp.SetVariant( specialVariant );
 
    const FOOTPRINT_VARIANT* retrievedSpecial = fp.GetVariant( "SpecialChars" );
    BOOST_REQUIRE( retrievedSpecial );
    BOOST_CHECK_EQUAL( retrievedSpecial->GetFieldValue( fp.Value().GetName() ), specialChars );
 
    // Unicode in variant description
    wxString unicodeDesc = wxT( "Variante für Produktion — 测试" );
    board.SetVariantDescription( "UnicodeTest", unicodeDesc );
    BOOST_CHECK_EQUAL( board.GetVariantDescription( "UnicodeTest" ), unicodeDesc );
}
 

BOOST_AUTO_TEST_CASE( VariantDeletionClearsRegistry )
{
    BOARD board;
 
    board.AddVariant( "Variant1" );
    board.AddVariant( "Variant2" );
    board.SetVariantDescription( "Variant1", "Description 1" );
    board.SetCurrentVariant( "Variant1" );
 
    BOOST_CHECK_EQUAL( board.GetVariantNames().size(), 2 );
    BOOST_CHECK( board.HasVariant( "Variant1" ) );
 
    // Delete the variant
    board.DeleteVariant( "Variant1" );
 
    // Verify it's gone
    BOOST_CHECK_EQUAL( board.GetVariantNames().size(), 1 );
    BOOST_CHECK( !board.HasVariant( "Variant1" ) );
    BOOST_CHECK( board.HasVariant( "Variant2" ) );
 
    // Current variant should be cleared since we deleted the current one
    BOOST_CHECK( board.GetCurrentVariant().IsEmpty() || board.GetCurrentVariant() != "Variant1" );
}
 

BOOST_AUTO_TEST_CASE( RenameVariantPreservesData )
{
    BOARD board;
 
    board.AddVariant( "OldName" );
    board.SetVariantDescription( "OldName", "Test description" );
    board.SetCurrentVariant( "OldName" );
 
    // Rename the variant
    board.RenameVariant( "OldName", "NewName" );
 
    // Old name should be gone
    BOOST_CHECK( !board.HasVariant( "OldName" ) );
 
    // New name should exist with same properties
    BOOST_CHECK( board.HasVariant( "NewName" ) );
    BOOST_CHECK_EQUAL( board.GetVariantDescription( "NewName" ), "Test description" );
 
    // Current variant should be updated if it was the renamed one
    BOOST_CHECK_EQUAL( board.GetCurrentVariant(), "NewName" );
}
 

BOOST_AUTO_TEST_CASE( GetVariantNamesForUIFormat )
{
    BOARD board;
 
    board.AddVariant( "Zebra" );
    board.AddVariant( "Alpha" );
    board.AddVariant( "Beta" );
 
    wxArrayString names = board.GetVariantNamesForUI();
 
    // Should have 4 entries (default + 3 variants)
    BOOST_CHECK( names.GetCount() >= 4 );
 
    // First should be the default placeholder
    BOOST_CHECK( !names[0].IsEmpty() );
 
    // Remaining should be sorted alphabetically
    bool foundAlpha = false;
    bool foundBeta = false;
    bool foundZebra = false;
 
    for( size_t i = 1; i < names.GetCount(); i++ )
    {
        if( names[i] == wxT( "Alpha" ) )
            foundAlpha = true;
        else if( names[i] == wxT( "Beta" ) )
            foundBeta = true;
        else if( names[i] == wxT( "Zebra" ) )
            foundZebra = true;
    }
 
    BOOST_CHECK( foundAlpha );
    BOOST_CHECK( foundBeta );
    BOOST_CHECK( foundZebra );
}
 

BOOST_AUTO_TEST_CASE( VariantMultipleFlagsCombinations )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    board.AddVariant( "DNPOnly" );
    board.AddVariant( "BOMOnly" );
    board.AddVariant( "AllFlags" );
    board.AddVariant( "NoFlags" );
 
    // Set various flag combinations
    FOOTPRINT_VARIANT dnpOnly( "DNPOnly" );
    dnpOnly.SetDNP( true );
    dnpOnly.SetExcludedFromBOM( false );
    dnpOnly.SetExcludedFromSim( false );
    dnpOnly.SetExcludedFromPosFiles( false );
    fp.SetVariant( dnpOnly );
 
    FOOTPRINT_VARIANT bomOnly( "BOMOnly" );
    bomOnly.SetDNP( false );
    bomOnly.SetExcludedFromBOM( true );
    bomOnly.SetExcludedFromSim( false );
    bomOnly.SetExcludedFromPosFiles( false );
    fp.SetVariant( bomOnly );
 
    FOOTPRINT_VARIANT allFlags( "AllFlags" );
    allFlags.SetDNP( true );
    allFlags.SetExcludedFromBOM( true );
    allFlags.SetExcludedFromSim( true );
    allFlags.SetExcludedFromPosFiles( true );
    fp.SetVariant( allFlags );
 
    FOOTPRINT_VARIANT noFlags( "NoFlags" );
    noFlags.SetDNP( false );
    noFlags.SetExcludedFromBOM( false );
    noFlags.SetExcludedFromSim( false );
    noFlags.SetExcludedFromPosFiles( false );
    fp.SetVariant( noFlags );
 
    // Verify each variant has correct flags
    BOOST_CHECK( fp.GetDNPForVariant( "DNPOnly" ) );
    BOOST_CHECK( !fp.GetExcludedFromBOMForVariant( "DNPOnly" ) );
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( "DNPOnly" ) );
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( "DNPOnly" ) );
 
    BOOST_CHECK( !fp.GetDNPForVariant( "BOMOnly" ) );
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( "BOMOnly" ) );
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( "BOMOnly" ) );
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( "BOMOnly" ) );
 
    BOOST_CHECK( fp.GetDNPForVariant( "AllFlags" ) );
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( "AllFlags" ) );
    BOOST_CHECK( fp.GetExcludedFromSimForVariant( "AllFlags" ) );
    BOOST_CHECK( fp.GetExcludedFromPosFilesForVariant( "AllFlags" ) );
 
    BOOST_CHECK( !fp.GetDNPForVariant( "NoFlags" ) );
    BOOST_CHECK( !fp.GetExcludedFromBOMForVariant( "NoFlags" ) );
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( "NoFlags" ) );
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( "NoFlags" ) );
}
 

BOOST_AUTO_TEST_CASE( ComponentVariantToFootprintTransfer )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    fp.SetReference( "R1" );
    fp.SetValue( "10K" );
 
    board.AddVariant( "Variant A" );
    board.AddVariant( "Variant B" );
 
    // Create a COMPONENT with variant data (simulating schematic data)
    LIB_ID fpid( wxT( "Resistor_SMD" ), wxT( "R_0805_2012Metric" ) );
    wxString reference = wxT( "R1" );
    wxString value = wxT( "10K" );
    KIID_PATH path;
    std::vector<KIID> kiids;
 
    COMPONENT component( fpid, reference, value, path, kiids );
 
    // Add variant "Variant A" with DNP=true, ExcludedFromBOM=false, ExcludedFromPosFiles=true
    // and a field override for Datasheet
    COMPONENT_VARIANT variantA( "Variant A" );
    variantA.m_dnp = true;
    variantA.m_hasDnp = true;
    variantA.m_excludedFromBOM = false;
    variantA.m_hasExcludedFromBOM = true;
    variantA.m_excludedFromSim = true;
    variantA.m_hasExcludedFromSim = true;
    variantA.m_excludedFromPosFiles = true;
    variantA.m_hasExcludedFromPosFiles = true;
    variantA.m_fields[wxT( "Datasheet" )] = wxT( "https://example.com/datasheet.pdf" );
    component.AddVariant( variantA );
 
    // Add variant "Variant B" with DNP=false, ExcludedFromBOM=true
    COMPONENT_VARIANT variantB( "Variant B" );
    variantB.m_dnp = false;
    variantB.m_hasDnp = true;
    variantB.m_excludedFromBOM = true;
    variantB.m_hasExcludedFromBOM = true;
    variantB.m_excludedFromSim = false;
    variantB.m_hasExcludedFromSim = true;
    variantB.m_excludedFromPosFiles = false;
    variantB.m_hasExcludedFromPosFiles = true;
    variantB.m_fields[wxT( "Value" )] = wxT( "22K" );
    component.AddVariant( variantB );
 
    // Transfer variant data from COMPONENT to FOOTPRINT (simulating applyComponentVariants)
    for( const auto& [variantName, componentVariant] : component.GetVariants() )
    {
        FOOTPRINT_VARIANT* fpVariant = fp.AddVariant( variantName );
        BOOST_REQUIRE( fpVariant );
 
        if( componentVariant.m_hasDnp )
            fpVariant->SetDNP( componentVariant.m_dnp );
 
        if( componentVariant.m_hasExcludedFromBOM )
            fpVariant->SetExcludedFromBOM( componentVariant.m_excludedFromBOM );
 
        if( componentVariant.m_hasExcludedFromSim )
            fpVariant->SetExcludedFromSim( componentVariant.m_excludedFromSim );
 
        if( componentVariant.m_hasExcludedFromPosFiles )
            fpVariant->SetExcludedFromPosFiles( componentVariant.m_excludedFromPosFiles );
 
        for( const auto& [fieldName, fieldValue] : componentVariant.m_fields )
            fpVariant->SetFieldValue( fieldName, fieldValue );
    }
 
    // Verify Variant A properties
    const FOOTPRINT_VARIANT* fpVariantA = fp.GetVariant( "Variant A" );
    BOOST_REQUIRE( fpVariantA );
    BOOST_CHECK( fpVariantA->GetDNP() );
    BOOST_CHECK( !fpVariantA->GetExcludedFromBOM() );
    BOOST_CHECK( fpVariantA->GetExcludedFromSim() );
    BOOST_CHECK( fpVariantA->GetExcludedFromPosFiles() );
    BOOST_CHECK( fpVariantA->HasFieldValue( wxT( "Datasheet" ) ) );
    BOOST_CHECK_EQUAL( fpVariantA->GetFieldValue( wxT( "Datasheet" ) ),
                       wxT( "https://example.com/datasheet.pdf" ) );
 
    // Verify Variant B properties
    const FOOTPRINT_VARIANT* fpVariantB = fp.GetVariant( "Variant B" );
    BOOST_REQUIRE( fpVariantB );
    BOOST_CHECK( !fpVariantB->GetDNP() );
    BOOST_CHECK( fpVariantB->GetExcludedFromBOM() );
    BOOST_CHECK( !fpVariantB->GetExcludedFromSim() );
    BOOST_CHECK( !fpVariantB->GetExcludedFromPosFiles() );
    BOOST_CHECK( fpVariantB->HasFieldValue( wxT( "Value" ) ) );
    BOOST_CHECK_EQUAL( fpVariantB->GetFieldValue( wxT( "Value" ) ), wxT( "22K" ) );
 
    // Verify variant-aware getters work
    BOOST_CHECK( fp.GetDNPForVariant( "Variant A" ) );
    BOOST_CHECK( !fp.GetDNPForVariant( "Variant B" ) );
    BOOST_CHECK( !fp.GetExcludedFromBOMForVariant( "Variant A" ) );
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( "Variant B" ) );
    BOOST_CHECK( fp.GetExcludedFromSimForVariant( "Variant A" ) );
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( "Variant B" ) );
    BOOST_CHECK( fp.GetExcludedFromPosFilesForVariant( "Variant A" ) );
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( "Variant B" ) );
}
 

BOOST_AUTO_TEST_CASE( ComponentVariantPartialOverride )
{
    BOARD     board;
    FOOTPRINT fp( &board );
 
    fp.SetReference( "R1" );
 
    // Set base footprint to have all attributes false
    fp.SetDNP( false );
    fp.SetExcludedFromBOM( false );
    fp.SetExcludedFromSim( false );
    fp.SetExcludedFromPosFiles( false );
 
    board.AddVariant( "TestVariant" );
 
    // Pre-populate the footprint variant with all true values (simulating old state)
    FOOTPRINT_VARIANT initialVariant( "TestVariant" );
    initialVariant.SetDNP( true );
    initialVariant.SetExcludedFromBOM( true );
    initialVariant.SetExcludedFromSim( true );
    initialVariant.SetExcludedFromPosFiles( true );
    fp.SetVariant( initialVariant );
 
    // Create a component variant that only has explicit DNP override set
    LIB_ID fpid( wxT( "Resistor_SMD" ), wxT( "R_0805_2012Metric" ) );
    KIID_PATH path;
    std::vector<KIID> kiids;
    COMPONENT component( fpid, wxT( "R1" ), wxT( "10K" ), path, kiids );
 
    COMPONENT_VARIANT partialVariant( "TestVariant" );
    partialVariant.m_dnp = true;
    partialVariant.m_hasDnp = true;
    // The remaining m_has* flags are false (no explicit override)
    component.AddVariant( partialVariant );
 
    // Transfer properties, resetting non-overridden ones to base footprint values
    for( const auto& [variantName, componentVariant] : component.GetVariants() )
    {
        FOOTPRINT_VARIANT* fpVariant = fp.GetVariant( variantName );
        BOOST_REQUIRE( fpVariant );
 
        // Apply explicit override or reset to base footprint value
        bool targetDnp = componentVariant.m_hasDnp ? componentVariant.m_dnp : fp.IsDNP();
        fpVariant->SetDNP( targetDnp );
 
        bool targetBOM = componentVariant.m_hasExcludedFromBOM
                                 ? componentVariant.m_excludedFromBOM
                                 : fp.IsExcludedFromBOM();
        fpVariant->SetExcludedFromBOM( targetBOM );
 
        bool targetSim = componentVariant.m_hasExcludedFromSim
                                 ? componentVariant.m_excludedFromSim
                                 : fp.IsExcludedFromSim();
        fpVariant->SetExcludedFromSim( targetSim );
 
        bool targetPos = componentVariant.m_hasExcludedFromPosFiles
                                 ? componentVariant.m_excludedFromPosFiles
                                 : fp.IsExcludedFromPosFiles();
        fpVariant->SetExcludedFromPosFiles( targetPos );
    }
 
    // Verify: DNP should be true (m_hasDnp was true with value true)
    BOOST_CHECK( fp.GetDNPForVariant( "TestVariant" ) );
 
    // Verify: ExcludedFromBOM should be reset to base (false)
    BOOST_CHECK( !fp.GetExcludedFromBOMForVariant( "TestVariant" ) );
 
    // Verify: ExcludedFromSim should be reset to base (false)
    BOOST_CHECK( !fp.GetExcludedFromSimForVariant( "TestVariant" ) );
 
    // Verify: ExcludedFromPosFiles should be reset to base (false)
    BOOST_CHECK( !fp.GetExcludedFromPosFilesForVariant( "TestVariant" ) );
}
 

BOOST_AUTO_TEST_CASE( VariantAttributeTransferWithReset )
{
    BOARD     board;
    FOOTPRINT fp( &board );
    fp.SetReference( "R1" );
    fp.SetFPID( LIB_ID( wxT( "Resistor_SMD" ), wxT( "R_0805" ) ) );
 
    // Base footprint has no flags set
    fp.SetDNP( false );
    fp.SetExcludedFromBOM( false );
    fp.SetExcludedFromSim( false );
    fp.SetExcludedFromPosFiles( false );
 
    board.AddVariant( "Variant A" );
 
    // Step 1: Initial state - variant has all attributes set (simulating previous netlist update)
    FOOTPRINT_VARIANT* fpVariant = fp.AddVariant( "Variant A" );
    BOOST_REQUIRE( fpVariant );
    fpVariant->SetDNP( true );
    fpVariant->SetExcludedFromBOM( true );
    fpVariant->SetExcludedFromSim( true );
    fpVariant->SetExcludedFromPosFiles( true );
 
    // Verify initial state
    BOOST_CHECK( fp.GetDNPForVariant( "Variant A" ) );
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( "Variant A" ) );
    BOOST_CHECK( fp.GetExcludedFromSimForVariant( "Variant A" ) );
    BOOST_CHECK( fp.GetExcludedFromPosFilesForVariant( "Variant A" ) );
 
    // Step 2: New netlist has variant with NO explicit attribute overrides
    // This simulates the user removing all variant attribute overrides from schematic
    COMPONENT_VARIANT componentVariant( "Variant A" );
    // All m_has* flags are false by default (no explicit overrides)
 
    // Step 3: Apply the fixed transfer logic (same as board_netlist_updater::applyComponentVariants)
    // For isActive = true case with no explicit overrides, attributes should reset to base
    bool targetDnp = componentVariant.m_hasDnp ? componentVariant.m_dnp : fp.IsDNP();
    bool targetBOM = componentVariant.m_hasExcludedFromBOM ? componentVariant.m_excludedFromBOM
                                                          : fp.IsExcludedFromBOM();
    bool targetSim = componentVariant.m_hasExcludedFromSim ? componentVariant.m_excludedFromSim
                                                          : fp.IsExcludedFromSim();
    bool targetPos = componentVariant.m_hasExcludedFromPosFiles
                             ? componentVariant.m_excludedFromPosFiles
                             : fp.IsExcludedFromPosFiles();
 
    fpVariant->SetDNP( targetDnp );
    fpVariant->SetExcludedFromBOM( targetBOM );
    fpVariant->SetExcludedFromSim( targetSim );
    fpVariant->SetExcludedFromPosFiles( targetPos );
 
    // Step 4: Verify all attributes were reset to base footprint values (false)
    BOOST_CHECK_MESSAGE( !fp.GetDNPForVariant( "Variant A" ),
                         "DNP should be reset to base value (false) when no explicit override" );
    BOOST_CHECK_MESSAGE( !fp.GetExcludedFromBOMForVariant( "Variant A" ),
                         "ExcludedFromBOM should be reset to base value (false) when no override" );
    BOOST_CHECK_MESSAGE( !fp.GetExcludedFromSimForVariant( "Variant A" ),
                         "ExcludedFromSim should be reset to base value (false) when no override" );
    BOOST_CHECK_MESSAGE( !fp.GetExcludedFromPosFilesForVariant( "Variant A" ),
                         "ExcludedFromPosFiles should be reset to base (false) when no override" );
}
 

BOOST_AUTO_TEST_CASE( VariantTestR2FootprintAttributeVerification )
{
    wxString dataPath = KI_TEST::GetPcbnewTestDataDir() + wxString( "variant_test/variant_test.kicad_pcb" );
 
    PCB_IO_KICAD_SEXPR pcbIo;
    std::unique_ptr<BOARD> board = pcbIo.LoadBoard( dataPath );
 
    BOOST_REQUIRE( board );
    BOOST_REQUIRE( board->HasVariant( "Variant A" ) );
 
    // Find both R2 footprints and verify their variant data
    FOOTPRINT* r2_c1210 = nullptr;  // Variant A's footprint (C_1210_3225Metric)
    FOOTPRINT* r2_c3640 = nullptr;  // Base footprint (C_3640_9110Metric)
 
    for( FOOTPRINT* fp : board->Footprints() )
    {
        if( fp->GetReference() == wxT( "R2" ) )
        {
            wxString fpName = fp->GetFPID().GetLibItemName();
 
            if( fpName.Contains( wxT( "C_1210" ) ) )
                r2_c1210 = fp;
            else if( fpName.Contains( wxT( "C_3640" ) ) )
                r2_c3640 = fp;
        }
    }
 
    // Verify we found both R2 footprints
    BOOST_TEST_MESSAGE( "Looking for R2 footprints in test data" );
    BOOST_REQUIRE_MESSAGE( r2_c1210, "Should find R2 with C_1210 footprint (variant footprint)" );
    BOOST_REQUIRE_MESSAGE( r2_c3640, "Should find R2 with C_3640 footprint (base footprint)" );
 
    // Check C_1210 (Variant A's footprint) - this IS the active footprint for Variant A
    // The schematic has NO attribute overrides, so the PCB variant should also have no overrides
    // (or equivalently, values should match base footprint)
    const FOOTPRINT_VARIANT* c1210_variantA = r2_c1210->GetVariant( "Variant A" );
 
    BOOST_TEST_MESSAGE( "R2 C_1210 (variant footprint) base attributes: DNP="
                        << r2_c1210->IsDNP() << " ExcludedFromBOM=" << r2_c1210->IsExcludedFromBOM()
                        << " ExcludedFromPosFiles=" << r2_c1210->IsExcludedFromPosFiles() );
 
    if( c1210_variantA )
    {
        BOOST_TEST_MESSAGE( "R2 C_1210 Variant A attributes: DNP=" << c1210_variantA->GetDNP()
                            << " ExcludedFromBOM=" << c1210_variantA->GetExcludedFromBOM()
                            << " ExcludedFromPosFiles=" << c1210_variantA->GetExcludedFromPosFiles() );
 
        // For the variant footprint, since schematic has NO attribute overrides,
        // variant attributes should match base footprint values (all false)
        BOOST_CHECK_MESSAGE( !c1210_variantA->GetDNP(),
                             "C_1210 Variant A DNP should be false (no schematic override)" );
        BOOST_CHECK_MESSAGE( !c1210_variantA->GetExcludedFromBOM(),
                             "C_1210 Variant A ExcludedFromBOM should be false (no override)" );
        BOOST_CHECK_MESSAGE( !c1210_variantA->GetExcludedFromPosFiles(),
                             "C_1210 Variant A ExcludedFromPosFiles should be false (no override)" );
    }
    else
    {
        BOOST_TEST_MESSAGE( "R2 C_1210 has no Variant A data" );
    }
 
    // Check C_3640 (base footprint) - this is NOT the active footprint for Variant A.
    // The netlist updater marks non-associated footprints as DNP for each variant where
    // they are not the active choice, so C_3640 must have DNP=true for Variant A.
    const FOOTPRINT_VARIANT* c3640_variantA = r2_c3640->GetVariant( "Variant A" );
 
    BOOST_TEST_MESSAGE( "R2 C_3640 (base footprint) base attributes: DNP="
                        << r2_c3640->IsDNP() << " ExcludedFromBOM=" << r2_c3640->IsExcludedFromBOM()
                        << " ExcludedFromPosFiles=" << r2_c3640->IsExcludedFromPosFiles() );
 
    BOOST_REQUIRE_MESSAGE( c3640_variantA,
                           "C_3640 must have Variant A data to hide it when Variant A is active" );
 
    BOOST_TEST_MESSAGE( "R2 C_3640 Variant A attributes: DNP=" << c3640_variantA->GetDNP()
                        << " ExcludedFromBOM=" << c3640_variantA->GetExcludedFromBOM()
                        << " ExcludedFromPosFiles=" << c3640_variantA->GetExcludedFromPosFiles() );
 
    // C_3640 is NOT the active footprint for Variant A (C_1210 is), so it must be
    // marked DNP for Variant A so the 3D viewer and other consumers hide it correctly.
    BOOST_CHECK_MESSAGE( c3640_variantA->GetDNP(),
                         "C_3640 Variant A DNP should be true (it is not active for Variant A)" );
}
 

BOOST_AUTO_TEST_CASE( VariantTestProjectLoad )
{
    wxString dataPath = KI_TEST::GetPcbnewTestDataDir() + wxString( "variant_test/variant_test.kicad_pcb" );
 
    PCB_IO_KICAD_SEXPR pcbIo;
    std::unique_ptr<BOARD> board = pcbIo.LoadBoard( dataPath );
 
    BOOST_REQUIRE( board );
 
    // Verify the board has the "Variant A" variant registered
    BOOST_CHECK( board->HasVariant( "Variant A" ) );
 
    // Find footprints and verify their variant properties
    // Based on the variant_test.kicad_pcb and schematic:
    // - R1 with Variant A having field override for Datasheet
    // - R2 (C_3640 base footprint) with Variant A having NO attribute overrides
    //   (schematic has no explicit overrides, so PCB mirrors base values)
    // - R3 with Variant A having DNP (explicit schematic override)
 
    for( FOOTPRINT* fp : board->Footprints() )
    {
        const wxString& ref = fp->GetReference();
 
        if( ref == wxT( "R1" ) )
        {
            const FOOTPRINT_VARIANT* variantA = fp->GetVariant( "Variant A" );
 
            if( variantA )
            {
                // R1 has a Datasheet field override in Variant A
                BOOST_CHECK( variantA->HasFieldValue( wxT( "Datasheet" ) ) );
                BOOST_CHECK_EQUAL( variantA->GetFieldValue( wxT( "Datasheet" ) ), wxT( "test" ) );
            }
        }
        else if( ref == wxT( "R2" ) )
        {
            wxString fpName = fp->GetFPID().GetLibItemName();
 
            if( fpName.Contains( wxT( "C_3640" ) ) )
            {
                // C_3640 is the base (default) footprint for R2. When Variant A is active,
                // C_1210 is used instead, so C_3640 must be DNP for Variant A.
                const FOOTPRINT_VARIANT* variantA = fp->GetVariant( "Variant A" );
                BOOST_REQUIRE( variantA );
                BOOST_CHECK( variantA->GetDNP() );
            }
            else if( fpName.Contains( wxT( "C_1210" ) ) )
            {
                // C_1210 is the Variant A footprint for R2. It must be globally DNP
                // (so it's hidden in the default variant) and its Variant A entry must
                // be non-DNP (so it's visible when Variant A is active).
                BOOST_CHECK( fp->IsDNP() );
                const FOOTPRINT_VARIANT* variantA = fp->GetVariant( "Variant A" );
                BOOST_REQUIRE( variantA );
                BOOST_CHECK( !variantA->GetDNP() );
            }
        }
        else if( ref == wxT( "R3" ) )
        {
            const FOOTPRINT_VARIANT* variantA = fp->GetVariant( "Variant A" );
 
            if( variantA )
            {
                // R3 has DNP in Variant A (explicit schematic override)
                BOOST_CHECK( variantA->GetDNP() );
            }
        }
    }
}
 

BOOST_AUTO_TEST_CASE( PosExportVariantValue )
{
    BOARD board;
 
    board.AddVariant( "AltPop" );
 
    FOOTPRINT* fp = new FOOTPRINT( &board );
    fp->SetReference( "R1" );
    fp->SetValue( "10K" );
 
    FOOTPRINT_VARIANT altPopVariant( "AltPop" );
    altPopVariant.SetFieldValue( fp->Value().GetName(), "22K" );
    fp->SetVariant( altPopVariant );
 
    board.Add( fp, ADD_MODE::INSERT );
 
    auto runExport = [&]( const wxString& aVariant, bool aCsv ) -> std::string
    {
        PLACE_FILE_EXPORTER exporter( &board,
                                      true,    // mm
                                      false,   // all footprints
                                      false,   // include TH
                                      false,   // don't exclude DNP
                                      false,   // don't exclude BOM
                                      true,    // front
                                      true,    // back
                                      aCsv,    // format
                                      false,   // no aux origin
                                      false ); // don't negate X
        exporter.SetVariant( aVariant );
        return exporter.GenPositionData();
    };
 
    // ASCII format
    std::string defaultAscii = runExport( wxEmptyString, false );
    BOOST_CHECK( defaultAscii.find( "10K" ) != std::string::npos );
    BOOST_CHECK( defaultAscii.find( "22K" ) == std::string::npos );
 
    std::string altPopAscii = runExport( wxS( "AltPop" ), false );
    BOOST_CHECK( altPopAscii.find( "22K" ) != std::string::npos );
    BOOST_CHECK( altPopAscii.find( "10K" ) == std::string::npos );
 
    // CSV format
    std::string defaultCsv = runExport( wxEmptyString, true );
    BOOST_CHECK( defaultCsv.find( "10K" ) != std::string::npos );
    BOOST_CHECK( defaultCsv.find( "22K" ) == std::string::npos );
 
    std::string altPopCsv = runExport( wxS( "AltPop" ), true );
    BOOST_CHECK( altPopCsv.find( "22K" ) != std::string::npos );
    BOOST_CHECK( altPopCsv.find( "10K" ) == std::string::npos );
 
    // GenReportData should also respect the variant
    auto runReport = [&]( const wxString& aVariant ) -> std::string
    {
        PLACE_FILE_EXPORTER exporter( &board, true, false, false, false, false,
                                      true, true, false, false, false );
        exporter.SetVariant( aVariant );
        return exporter.GenReportData();
    };
 
    std::string defaultReport = runReport( wxEmptyString );
    BOOST_CHECK( defaultReport.find( "10K" ) != std::string::npos );
    BOOST_CHECK( defaultReport.find( "22K" ) == std::string::npos );
 
    std::string altPopReport = runReport( wxS( "AltPop" ) );
    BOOST_CHECK( altPopReport.find( "22K" ) != std::string::npos );
    BOOST_CHECK( altPopReport.find( "10K" ) == std::string::npos );
}
 

BOOST_AUTO_TEST_CASE( ExcessVariantsCleanedWhenNetlistEmpty )
{
    BOARD board;
    FOOTPRINT fp( &board );
    fp.SetReference( "C1" );
    fp.SetFPID( LIB_ID( wxT( "Capacitor_SMD" ), wxT( "C_0805" ) ) );
    fp.SetDNP( false );
    fp.SetExcludedFromBOM( false );
    fp.SetExcludedFromPosFiles( false );
 
    board.AddVariant( "TestVariant" );
 
    // Simulate a previous netlist update that applied DNP=true for this variant
    FOOTPRINT_VARIANT* fpVariant = fp.AddVariant( "TestVariant" );
    BOOST_REQUIRE( fpVariant );
    fpVariant->SetDNP( true );
    fpVariant->SetExcludedFromBOM( true );
 
    BOOST_CHECK( fp.GetVariant( "TestVariant" ) != nullptr );
    BOOST_CHECK( fp.GetDNPForVariant( "TestVariant" ) );
    BOOST_CHECK( fp.GetExcludedFromBOMForVariant( "TestVariant" ) );
 
    // Simulate what applyComponentVariants does when the netlist has no variant
    // data for this component (all variant properties now match the base).
    // With the fix, the function no longer returns early on empty variants,
    // so the excess-variants cleanup runs.
 
    std::set<wxString> excessVariants;
 
    for( const auto& [variantName, _] : fp.GetVariants() )
        excessVariants.insert( variantName );
 
    // No netlist variants to process, so nothing is erased from excessVariants.
    // All footprint variants are excess.
    BOOST_CHECK_EQUAL( excessVariants.size(), 1 );
    BOOST_CHECK( excessVariants.count( "TestVariant" ) == 1 );
 
    for( const wxString& excess : excessVariants )
        fp.DeleteVariant( excess );
 
    BOOST_CHECK_MESSAGE( fp.GetVariant( "TestVariant" ) == nullptr,
                         "Stale variant must be removed when netlist has no variant data" );
    BOOST_CHECK_MESSAGE( fp.GetVariants().empty(),
                         "All variants should be cleaned up" );
}
 

BOOST_AUTO_TEST_CASE( ExcessVariantsSelectiveCleanup )
{
    BOARD board;
    FOOTPRINT fp( &board );
    fp.SetReference( "U1" );
    fp.SetFPID( LIB_ID( wxT( "Package_SO" ), wxT( "SOIC-8" ) ) );
    fp.SetDNP( false );
 
    board.AddVariant( "Production" );
    board.AddVariant( "Debug" );
 
    // Both variants were previously applied to the footprint
    FOOTPRINT_VARIANT* prodVariant = fp.AddVariant( "Production" );
    BOOST_REQUIRE( prodVariant );
    prodVariant->SetDNP( true );
 
    FOOTPRINT_VARIANT* debugVariant = fp.AddVariant( "Debug" );
    BOOST_REQUIRE( debugVariant );
    debugVariant->SetExcludedFromBOM( true );
 
    BOOST_CHECK_EQUAL( fp.GetVariants().size(), 2 );
 
    // Simulate netlist update where only "Production" has variant data.
    // "Debug" variant properties now match the base so it was omitted from the netlist.
    std::set<wxString> excessVariants;
 
    for( const auto& [variantName, _] : fp.GetVariants() )
        excessVariants.insert( variantName );
 
    // Erase variants that ARE in the netlist
    excessVariants.erase( "Production" );
 
    BOOST_CHECK_EQUAL( excessVariants.size(), 1 );
    BOOST_CHECK( excessVariants.count( "Debug" ) == 1 );
 
    for( const wxString& excess : excessVariants )
        fp.DeleteVariant( excess );
 
    BOOST_CHECK_MESSAGE( fp.GetVariant( "Production" ) != nullptr,
                         "Production variant should be preserved (in netlist)" );
    BOOST_CHECK_MESSAGE( fp.GetVariant( "Debug" ) == nullptr,
                         "Debug variant should be removed (not in netlist)" );
    BOOST_CHECK_EQUAL( fp.GetVariants().size(), 1 );
}
 

BOOST_AUTO_TEST_CASE( Issue23298_BaseFootprintHiddenInNonDefaultVariant )
{
    // The updater dereferences the board's project, so the board needs one.
    SETTINGS_MANAGER settingsManager;
    settingsManager.LoadProject( "" );
 
    std::unique_ptr<BOARD> board = std::make_unique<BOARD>();
    board->SetProject( &settingsManager.Prj() );
    board->AddVariant( "Variant A" );
 
    LIB_ID baseFpid;
    BOOST_REQUIRE_EQUAL( baseFpid.Parse( wxS( "TestLib:C_3640" ) ), -1 );
 
    LIB_ID variantFpid;
    BOOST_REQUIRE_EQUAL( variantFpid.Parse( wxS( "TestLib:C_1210" ) ), -1 );
 
    // R2 has one footprint per variant sharing the RefDes: C_3640 for the default variant and
    // C_1210 for Variant A.  Reproduce the board state the netlist updater starts from.
    FOOTPRINT* baseFp = new FOOTPRINT( board.get() );
    baseFp->SetReference( "R2" );
    baseFp->SetFPID( baseFpid );
    board->Add( baseFp );
 
    FOOTPRINT* variantFp = new FOOTPRINT( board.get() );
    variantFp->SetReference( "R2" );
    variantFp->SetFPID( variantFpid );
    board->Add( variantFp );
 
    // Schematic side: R2 with base footprint C_3640 and a Variant A that reassigns C_1210 and keeps
    // it populated (the non-base footprint is otherwise flagged globally DNP by the updater).  The
    // netlist must also declare the variant, otherwise the updater reconciles it away.
    NETLIST netlist;
    netlist.AddVariant( "Variant A" );
 
    COMPONENT* component = new COMPONENT( baseFpid, "R2", "10uF", KIID_PATH(),
                                          std::vector<KIID>{ KIID() } );
 
    COMPONENT_VARIANT variantA( "Variant A" );
    variantA.m_fields[GetDefaultFieldName( FIELD_T::FOOTPRINT, UNTRANSLATED )] = variantFpid.Format().wx_str();
    variantA.m_dnp = false;
    variantA.m_hasDnp = true;
    component->AddVariant( variantA );
    netlist.AddComponent( component );
 
    TOOL_MANAGER toolMgr;
    toolMgr.SetEnvironment( board.get(), nullptr, nullptr, nullptr, nullptr );
    toolMgr.RegisterTool( new KI_TEST::DUMMY_TOOL() );
 
    BOARD_NETLIST_UPDATER updater( &toolMgr, board.get() );
    updater.SetReplaceFootprints( false );
    updater.SetDeleteUnusedFootprints( false );
 
    BOOST_REQUIRE( updater.UpdateNetlist( netlist ) );
 
    // Default variant: base FP visible, variant FP hidden.
    BOOST_CHECK_MESSAGE( !baseFp->GetDNPForVariant( wxEmptyString ),
                         "Base FP must be visible in the default variant" );
    BOOST_CHECK_MESSAGE( variantFp->GetDNPForVariant( wxEmptyString ),
                         "Variant A FP must be hidden in the default variant (globally DNP)" );
 
    // Variant A active: variant FP visible, base FP hidden.  The base-FP check is the #23298 fix;
    // the variant-FP check guards the single-pass ordering.
    BOOST_CHECK_MESSAGE( !variantFp->GetDNPForVariant( wxT( "Variant A" ) ),
                         "Variant A FP must be visible when Variant A is active" );
    BOOST_CHECK_MESSAGE( baseFp->GetDNPForVariant( wxT( "Variant A" ) ),
                         "Base FP must be hidden when Variant A is active (issue #23298)" );
}
 
 
BOOST_AUTO_TEST_SUITE_END()