test_lib_arc.cpp File Reference

Test suite for LIB_ARC. More...

#include <unit_test_utils/unit_test_utils.h>
#include <trigo.h>
#include <convert_to_biu.h>
#include <lib_arc.h>

Go to the source code of this file.

Classes
class	TEST_LIB_ARC_FIXTURE

Functions
	BOOST_AUTO_TEST_CASE (DefaultProperties)
	Declare the test suite. More...
	BOOST_AUTO_TEST_CASE (TestCalcRadiusAngles)
	Test the function that calculates the radius angles based on the center, start, and end points. More...
	BOOST_AUTO_TEST_CASE (TestCalcMidPoint)
	Test the function that calculates the mid point based on the start and end angles and radius length. More...

Detailed Description

Test suite for LIB_ARC.

Definition in file test_lib_arc.cpp.

Function Documentation

BOOST_AUTO_TEST_CASE() [1/3]

BOOST_AUTO_TEST_CASE

(

DefaultProperties

)

Declare the test suite.

Check that we can get the default properties out as expected

Definition at line 58 of file test_lib_arc.cpp.

{
    BOOST_CHECK_EQUAL( m_arc.Type(), LIB_ARC_T );
    BOOST_CHECK_EQUAL( m_arc.GetClass(), "LIB_ARC" );
    BOOST_CHECK_EQUAL( m_arc.GetPosition(), wxPoint( 0, 0 ) );
}

References LIB_ARC_T.

BOOST_AUTO_TEST_CASE() [2/3]

BOOST_AUTO_TEST_CASE

(

TestCalcRadiusAngles

)

Test the function that calculates the radius angles based on the center, start, and end points.

Definition at line 69 of file test_lib_arc.cpp.

{
    double radius = 5.0;   // Use millimeters and convert to internal units.
    int startX = Millimeter2iu( radius * cos( DEG2RAD( 10.0 ) ) );
    int startY = Millimeter2iu( radius * sin( DEG2RAD( 10.0 ) ) );
    int endX = Millimeter2iu( radius * cos( DEG2RAD( 45.0 ) ) );
    int endY = Millimeter2iu( radius * sin( DEG2RAD( 45.0 ) ) );

    m_arc.SetStart( wxPoint( startX, startY ) );
    m_arc.SetEnd( wxPoint( endX, endY ) );

    m_arc.CalcRadiusAngles();
    BOOST_CHECK_EQUAL( m_arc.GetFirstRadiusAngle(), 100 );
    BOOST_CHECK_EQUAL( m_arc.GetSecondRadiusAngle(), 450 );

    // Set arc end point in the second quadrant.
    endX = Millimeter2iu( radius * cos( DEG2RAD( 145.0 ) ) );
    endY = Millimeter2iu( radius * sin( DEG2RAD( 145.0 ) ) );
    m_arc.SetEnd( wxPoint( endX, endY ) );
    m_arc.CalcRadiusAngles();
    BOOST_CHECK_EQUAL( m_arc.GetFirstRadiusAngle(), 100 );
    BOOST_CHECK_EQUAL( m_arc.GetSecondRadiusAngle(), 1450 );
}

References DEG2RAD(), and Millimeter2iu().

BOOST_AUTO_TEST_CASE() [3/3]

BOOST_AUTO_TEST_CASE

(

TestCalcMidPoint

)

Test the function that calculates the mid point based on the start and end angles and radius length.

Definition at line 98 of file test_lib_arc.cpp.

{
    // Midpoint angle is 77.5 degrees.
    m_arc.SetRadius( Millimeter2iu( 5.0 ) );
    m_arc.SetFirstRadiusAngle( 100 );
    m_arc.SetSecondRadiusAngle( 1450 );
    BOOST_CHECK_EQUAL( m_arc.CalcMidPoint(), VECTOR2I( 10822, 48815 ) );
    m_arc.SetFirstRadiusAngle( 850 );
    m_arc.SetSecondRadiusAngle( 950 );
    BOOST_CHECK_EQUAL( m_arc.CalcMidPoint(), VECTOR2I( 0, 50000 ) );
    m_arc.SetFirstRadiusAngle( 1700 );
    m_arc.SetSecondRadiusAngle( 1900 );
    BOOST_CHECK_EQUAL( m_arc.CalcMidPoint(), VECTOR2I( -50000, 0 ) );
    m_arc.SetFirstRadiusAngle( 2500 );
    m_arc.SetSecondRadiusAngle( 2900 );
    BOOST_CHECK_EQUAL( m_arc.CalcMidPoint(), VECTOR2I( 0, -50000 ) );
    m_arc.SetFirstRadiusAngle( 3500 );
    m_arc.SetSecondRadiusAngle( 100 );
    BOOST_CHECK_EQUAL( m_arc.CalcMidPoint(), VECTOR2I( 50000, 0 ) );
}

References Millimeter2iu().