kc3-lang/ftgl/test/FTContour-Test.cpp

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• Hash : 1ae93a9a
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  Date : 2003-06-08T01:08:08
  

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• test/FTContour-Test.cpp

• #include <cppunit/extensions/HelperMacros.h>
  #include <cppunit/TestCaller.h>
  #include <cppunit/TestCase.h>
  #include <cppunit/TestSuite.h>
  
  #include "FTContour.h"
  
  // FT_Curve_Tag_On           1
  // FT_Curve_Tag_Conic        0
  // FT_Curve_Tag_Cubic        2
  
  static FT_Vector shortLine[2] =
  {
      { 1, 1},
      { 2, 2},
  };
  
  static FT_Vector straightLinePoints[3] = 
  {
      { 0,  0},
      { 6,  7},
      { 9, -2}
  };
  
  static char straightLineTags[3] =
  {
      FT_Curve_Tag_On,
      FT_Curve_Tag_On,
      FT_Curve_Tag_On
  };
  
  static char brokenTags[3] =
  {
      FT_Curve_Tag_Conic,
      69,
      FT_Curve_Tag_On
  };
  
  static FT_Vector simpleConicPoints[3] = 
  {
      { 0,  0},
      { 6,  7},
      { 9, -2}
  };
  
  static FT_Vector brokenPoints[3] = 
  {
      { 0, 0},
      { 0, 0},
      { 0, 0}
  };
  
  static char simpleConicTags[3] = 
  {
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_On,
      FT_Curve_Tag_On
  };
  
  static FT_Vector doubleConicPoints[4] = 
  {
      { 0,  0},
      { 6,  7},
      { 9, -2},
      { 4,  0}
  };
  
  static char doubleConicTags[4] = 
  {
      FT_Curve_Tag_On,
      FT_Curve_Tag_On,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_Conic
  };
  
  static FT_Vector cubicPoints[4] = 
  {
      { 0,  0},
      { 6,  7},
      { 9, -2},
      { 4,  0}
  };
  
  static char cubicTags[4] = 
  {
      FT_Curve_Tag_On,
      FT_Curve_Tag_On,
      FT_Curve_Tag_Cubic,
      FT_Curve_Tag_Cubic
  };
  
  
  // ARIAl 'd'
  static FT_Vector compositePoints[18] = 
  {
  	{ 1856,    0},
  	{ 1856,  279},
  	{ 1625,  -64},
  	{ 1175,  -64},
  	{  884,  -64},
  	{  396,  251},
  	{  128,  815},
  	{  128, 1182},
  	{  128, 1539},
  	{  370, 2121},
  	{  855, 2432},
  	{ 1156, 2432},
  	{ 1375, 2432},
  	{ 1718, 2257},
  	{ 1826, 2118},
  	{ 1826, 3264},
  	{ 2240, 3264},
  	{ 2240,    0},
  };
  
  static char compositeTags[18] = 
  {
      FT_Curve_Tag_On,
      FT_Curve_Tag_On,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_On,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_On,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_On,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_Conic,
      FT_Curve_Tag_On,
      FT_Curve_Tag_On,
      FT_Curve_Tag_On,
      FT_Curve_Tag_On
  };
  
  class FTContourTest : public CppUnit::TestCase
  {
      CPPUNIT_TEST_SUITE( FTContourTest);
          CPPUNIT_TEST( testNullCurve);
          CPPUNIT_TEST( testBrokenCurve);
          CPPUNIT_TEST( testStraightLine);
          CPPUNIT_TEST( testConicCurve);
          CPPUNIT_TEST( testDoubleConicCurve);
          CPPUNIT_TEST( testCubicCurve);
          CPPUNIT_TEST( testCompositeCurve);
      CPPUNIT_TEST_SUITE_END();
          
      public:
          FTContourTest() : CppUnit::TestCase( "FTContour Test")
          {}
          
          FTContourTest( const std::string& name) : CppUnit::TestCase(name)
          {}
  
          void testNullCurve()
          {
              FTContour contour( NULL, NULL, 0);
              CPPUNIT_ASSERT( contour.PointCount() == 0);
          }
  
  
          void testBrokenCurve()
          {
              FTContour contour( brokenPoints, simpleConicTags, 3);
              CPPUNIT_ASSERT( contour.PointCount() == 1);
  
              FTContour shortContour( shortLine, simpleConicTags, 2);
              CPPUNIT_ASSERT( shortContour.PointCount() == 6);
  
              FTContour reallyShortContour( shortLine, simpleConicTags, 1);
              CPPUNIT_ASSERT( reallyShortContour.PointCount() == 1);
  
              FTContour brokenTagtContour( shortLine, brokenTags, 3);
              CPPUNIT_ASSERT( brokenTagtContour.PointCount() == 7);
          }
  
  
          void testStraightLine()
          {
              FTContour contour( straightLinePoints, straightLineTags, 3);
              CPPUNIT_ASSERT( contour.PointCount() == 3);
          }
  
  
          void testConicCurve()
          {
              FTContour contour( simpleConicPoints, simpleConicTags, 3);
              CPPUNIT_ASSERT( contour.PointCount() == 7);
          }
  
  
          void testDoubleConicCurve()
          {
              FTContour contour( doubleConicPoints, doubleConicTags, 4);
              CPPUNIT_ASSERT( contour.PointCount() == 12);
          }
  
  
          void testCubicCurve()
          {
              FTContour contour( cubicPoints, cubicTags, 4);
              CPPUNIT_ASSERT( contour.PointCount() == 7);
          }
  
  
          void testCompositeCurve()
          {
              FTContour contour( compositePoints, compositeTags, 18);
              CPPUNIT_ASSERT( contour.PointCount() == 50);
          }
          
          
          void setUp() 
          {}
          
          
          void tearDown() 
          {}
          
      private:
  };
  
  CPPUNIT_TEST_SUITE_REGISTRATION( FTContourTest);
  
  

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