test_drc_courtyard_invalid.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2018-2021 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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include <qa_utils/wx_utils/unit_test_utils.h>
 
#include <pcbnew_utils/board_construction_utils.h>
#include <pcbnew_utils/board_file_utils.h>
#include <board.h>
#include <board_design_settings.h>
#include <footprint.h>
#include <pcb_marker.h>
#include <drc/drc_engine.h>
#include <drc/drc_item.h>
#include <widgets/ui_common.h>
 
#include <pcbnew_utils/board_test_utils.h>
 
 
struct COURTYARD_TEST_FIXTURE
{
 const KI_TEST::BOARD_DUMPER m_dumper;
};
 
 
BOOST_FIXTURE_TEST_SUITE( DrcCourtyardInvalid, COURTYARD_TEST_FIXTURE )
 
 
/*
 * A simple mock footprint with a set of courtyard rectangles and some other information
 */
struct COURTYARD_INVALID_TEST_FP
{
 std::string m_refdes; 
 std::vector<SEG> m_segs; 
 VECTOR2I m_pos; 
};
 
 
struct COURTYARD_INVALID_INFO
{
 std::string m_refdes;
 int m_drc_error_code;
};
 
 
std::ostream& operator<<( std::ostream& os, const COURTYARD_INVALID_INFO& aInvalid )
{
 os << "COURTYARD_INVALID_INFO[ " << aInvalid.m_refdes;
 os << ", code: " << aInvalid.m_drc_error_code << "]";
 return os;
}
 
 
struct COURTYARD_INVALID_CASE
{
 std::string m_case_name;
 std::vector<COURTYARD_INVALID_TEST_FP> m_mods;
 std::vector<COURTYARD_INVALID_INFO> m_exp_errors;
};
 
 
// clang-format off
static const std::vector<COURTYARD_INVALID_CASE> courtyard_invalid_cases =
{
 {
 // Empty board has no footprints to be invalid
 "empty board",
 {},
 {},
 },
 {
 "single footprint, no courtyard",
 {
 {
 "U1",
 {}, // Empty courtyard layer
 { 0, 0 },
 },
 },
 { // one error: the footprint has no courtyard
 {
 "U1",
 DRCE_MISSING_COURTYARD,
 },
 },
 },
 {
 "single footprint, unclosed courtyard",
 {
 {
 "U1",
 { // Unclosed polygon
 { { 0, 0 }, { 0, pcbIUScale.mmToIU( 10 ) } },
 { { 0, pcbIUScale.mmToIU( 10 ) }, { pcbIUScale.mmToIU( 10 ), pcbIUScale.mmToIU( 10 ) } },
 },
 { 0, 0 },
 },
 },
 { // one error: the footprint has malformed courtyard
 {
 "U1",
 DRCE_MALFORMED_COURTYARD,
 },
 },
 },
 {
 "single footprint, disjoint courtyard",
 {
 {
 "U1",
 { // Unclosed polygon - two disjoint segments
 { { 0, 0 }, { 0, pcbIUScale.mmToIU( 10 ) } },
 { { pcbIUScale.mmToIU( 10 ), 0 }, { pcbIUScale.mmToIU( 10 ), pcbIUScale.mmToIU( 10 ) } },
 },
 { 0, 0 },
 },
 },
 { // one error: the footprint has malformed courtyard
 {
 "U1",
 DRCE_MALFORMED_COURTYARD,
 },
 },
 },
 {
 "two footprints, one OK, one malformed",
 {
 {
 "U1",
 { // Closed polygon - triangle
 {
 { 0, 0 },
 { 0, pcbIUScale.mmToIU( 10 ) },
 },
 {
 { 0, pcbIUScale.mmToIU( 10 ) },
 { pcbIUScale.mmToIU( 10 ), pcbIUScale.mmToIU( 10 ) }
 },
 {
 { pcbIUScale.mmToIU( 10 ), pcbIUScale.mmToIU( 10 ) },
 { 0, 0 }
 },
 },
 { 0, 0 },
 },
 {
 "U2",
 { // Un-Closed polygon - one seg
 {
 { 0, 0 },
 { 0, pcbIUScale.mmToIU( 10 ) },
 },
 },
 { 0, 0 },
 },
 },
 { // one error: the second footprint has malformed courtyard
 {
 "U2",
 DRCE_MALFORMED_COURTYARD,
 },
 },
 },
};
// clang-format on
 
 
std::unique_ptr<FOOTPRINT> MakeInvalidCourtyardTestFP( BOARD& aBoard,
 const COURTYARD_INVALID_TEST_FP& aFPDef )
{
 std::unique_ptr<FOOTPRINT> footprint = std::make_unique<FOOTPRINT>( &aBoard );
 
 for( const SEG& seg : aFPDef.m_segs )
 {
 const PCB_LAYER_ID layer = F_CrtYd; // aRect.m_front ? F_CrtYd : B_CrtYd;
 const int width = pcbIUScale.mmToIU( 0.1 );
 
 KI_TEST::DrawSegment( *footprint, seg, width, layer );
 }
 
 footprint->SetReference( aFPDef.m_refdes );
 
 // As of 2019-01-17, this has to go after adding the courtyards,
 // or all the poly sets are empty when DRC'd
 footprint->SetPosition( aFPDef.m_pos );
 
 return footprint;
}
 
 
std::unique_ptr<BOARD> MakeBoard( const std::vector<COURTYARD_INVALID_TEST_FP>& aTestFPDefs )
{
 auto board = std::make_unique<BOARD>();
 
 for( const COURTYARD_INVALID_TEST_FP& fpDef : aTestFPDefs )
 {
 std::unique_ptr<FOOTPRINT> footprint = MakeInvalidCourtyardTestFP( *board, fpDef );
 
 board->Add( footprint.release() );
 }
 
 return board;
}
 
 
static bool InvalidMatchesExpected( BOARD& aBoard, const PCB_MARKER& aMarker,
 const COURTYARD_INVALID_INFO& aInvalid )
{
 auto reporter = std::static_pointer_cast<DRC_ITEM>( aMarker.GetRCItem() );
 const FOOTPRINT* item_a = dynamic_cast<FOOTPRINT*>( aBoard.GetItem( reporter->GetMainItemID() ) );
 
 // This one is more than just a mismatch!
 if( reporter->GetAuxItemID() != niluuid )
 {
 BOOST_WARN_MESSAGE( false, "Expected no auxiliary item for invalid courtyard DRC." );
 return false;
 }
 
 if( item_a == nullptr )
 {
 BOOST_ERROR( "Could not get board DRC item." );
 return false;
 }
 
 if( item_a->GetReference() != aInvalid.m_refdes )
 return false;
 
 if( reporter->GetErrorCode() != aInvalid.m_drc_error_code )
 return false;
 
 return true;
}
 
 
static void CheckInvalidsMatchExpected( BOARD& aBoard,
 const std::vector<std::unique_ptr<PCB_MARKER>>& aMarkers,
 const std::vector<COURTYARD_INVALID_INFO>& aExpInvalids )
{
 KI_TEST::CheckUnorderedMatches( aExpInvalids, aMarkers,
 [&]( const COURTYARD_INVALID_INFO& aInvalid,
 const std::unique_ptr<PCB_MARKER>& aMarker )
 {
 return InvalidMatchesExpected( aBoard, *aMarker, aInvalid );
 } );
}
 
 
void DoCourtyardInvalidTest( const COURTYARD_INVALID_CASE& aCase,
 const KI_TEST::BOARD_DUMPER& aDumper )
{
 auto board = MakeBoard( aCase.m_mods );
 
 // Dump if env var set
 aDumper.DumpBoardToFile( *board, aCase.m_case_name );
 
 BOARD_DESIGN_SETTINGS& bds = board->GetDesignSettings();
 
 // do the overlap tests - that's a different test, but if not set,
 // the invalid courtyard checks don't run either
 bds.m_DRCSeverities[ DRCE_OVERLAPPING_FOOTPRINTS ] = RPT_SEVERITY_ERROR;
 
 // we will also check for missing courtyards here
 bds.m_DRCSeverities[ DRCE_MISSING_COURTYARD ] = RPT_SEVERITY_ERROR;
 
 // list of markers to collect
 std::vector<std::unique_ptr<PCB_MARKER>> markers;
 
 DRC_ENGINE drcEngine( board.get(), &board->GetDesignSettings() );
 
 drcEngine.InitEngine( wxFileName() );
 
 drcEngine.SetViolationHandler(
 [&]( const std::shared_ptr<DRC_ITEM>& aItem, VECTOR2I aPos, int aLayer )
 {
 if( aItem->GetErrorCode() == DRCE_OVERLAPPING_FOOTPRINTS
 || aItem->GetErrorCode() == DRCE_MALFORMED_COURTYARD
 || aItem->GetErrorCode() == DRCE_MISSING_COURTYARD )
 {
 markers.push_back( std::make_unique<PCB_MARKER>( aItem, aPos ) );
 }
 } );
 
 drcEngine.RunTests( EDA_UNITS::MILLIMETRES, true, false );
 
 CheckInvalidsMatchExpected( *board, markers, aCase.m_exp_errors );
}
 
 
BOOST_AUTO_TEST_CASE( InvalidCases )
{
 for( const auto& c : courtyard_invalid_cases )
 {
 BOOST_TEST_CONTEXT( c.m_case_name )
 {
 DoCourtyardInvalidTest( c, m_dumper );
 }
 }
}
 
BOOST_AUTO_TEST_SUITE_END()