/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2023 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.
 *
 */


#include <qa_utils/wx_utils/unit_test_utils.h>

#include <eda_shape.h>
#include <qa_utils/geometry/geometry.h> // For KI_TEST::IsVecWithinTol
#include <geometry/shape_arc.h> // For SHAPE_ARC::DefaultAccuracyForPCB()


BOOST_AUTO_TEST_SUITE( EdaShape )

class EDA_SHAPE_MOCK : public EDA_SHAPE
{
public:
    EDA_SHAPE_MOCK( SHAPE_T aShapeType ) : EDA_SHAPE( aShapeType, 0, FILL_T::NO_FILL ){};

protected:
    EDA_ANGLE getParentOrientation() const override { return ANGLE_0; }
    VECTOR2I  getParentPosition() const override { return VECTOR2I(); }
};


struct SET_ANGLE_END_CASE
{
    std::string m_CaseName;
    VECTOR2I    m_Start;
    VECTOR2I    m_Center;
    double      m_Angle;
    VECTOR2I    m_ExpectedEndBeforeSwap;
    bool        m_ExpectedStartEndSwapped;
};


static const std::vector<SET_ANGLE_END_CASE> set_angle_end_cases =
{
    {
        "Issue 13626: clockwise semicircle",
        {-428880000, 117229160 },
        {-430060565, 113472820 },
        180.0,
        {-431241130, 109716480 },
        false
    },
    {
        "Issue 13626: anticlockwise arc",
        { -431241130, 109716480 },
        { -434923630, 112954230 },
        -138.46654568595355,
        { -439827050, 112936200 },
        true
    }
};


BOOST_AUTO_TEST_CASE( SetAngleAndEnd )
{
    for( const auto& c : set_angle_end_cases )
    {
        BOOST_TEST_INFO_SCOPE( c.m_CaseName );

        EDA_SHAPE_MOCK shape( SHAPE_T::ARC );
        shape.SetStart( c.m_Start );
        shape.SetCenter( c.m_Center );

        shape.SetArcAngleAndEnd( EDA_ANGLE( c.m_Angle, DEGREES_T ), true );

        BOOST_CHECK_EQUAL( shape.EndsSwapped(), c.m_ExpectedStartEndSwapped );

        VECTOR2I newEnd = shape.EndsSwapped() ? shape.GetStart() : shape.GetEnd();

        BOOST_CHECK_PREDICATE(
                KI_TEST::IsVecWithinTol<VECTOR2I>,
                (newEnd) ( c.m_ExpectedEndBeforeSwap ) ( SHAPE_ARC::DefaultAccuracyForPCB() ) );
    }
}


BOOST_AUTO_TEST_SUITE_END()