tests/geometry/point.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/geometry/point.cpp
   3 // Purpose:     wxPoint unit test
   4 // Author:      Wlodzimierz ABX Skiba
   5 // Created:     2004-12-14
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2004 wxWindows
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 // ----------------------------------------------------------------------------
  11 // headers
  12 // ----------------------------------------------------------------------------
  13
  14 #include "testprec.h"
  15
  16 #ifdef __BORLANDC__
  17     #pragma hdrstop
  18 #endif
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/gdicmn.h"
  22 #endif // WX_PRECOMP
  23
  24 #include "wx/math.h"
  25
  26 // ----------------------------------------------------------------------------
  27 // test class
  28 // ----------------------------------------------------------------------------
  29
  30 class PointTestCase : public CppUnit::TestCase
  31 {
  32 public:
  33     PointTestCase() { }
  34
  35 private:
  36     CPPUNIT_TEST_SUITE( PointTestCase );
  37         CPPUNIT_TEST( Operators );
  38     CPPUNIT_TEST_SUITE_END();
  39
  40     void Operators();
  41
  42     DECLARE_NO_COPY_CLASS(PointTestCase)
  43 };
  44
  45 class RealPointTestCase : public CppUnit::TestCase
  46 {
  47 public:
  48     RealPointTestCase() { }
  49
  50 private:
  51     CPPUNIT_TEST_SUITE( RealPointTestCase );
  52         CPPUNIT_TEST( Operators );
  53     CPPUNIT_TEST_SUITE_END();
  54
  55     void Operators();
  56
  57     DECLARE_NO_COPY_CLASS(RealPointTestCase)
  58 };
  59
  60 // register in the unnamed registry so that these tests are run by default
  61 CPPUNIT_TEST_SUITE_REGISTRATION( PointTestCase );
  62 CPPUNIT_TEST_SUITE_REGISTRATION( RealPointTestCase );
  63
  64 // also include in it's own registry so that these tests can be run alone
  65 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( PointTestCase, "PointTestCase" );
  66 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( RealPointTestCase, "RealPointTestCase" );
  67
  68 void PointTestCase::Operators()
  69 {
  70     wxPoint p1(1,2);
  71     wxPoint p2(6,3);
  72     wxPoint p3(7,5);
  73     wxPoint p4(5,1);
  74     wxPoint p5 = p2 + p1;
  75     wxPoint p6 = p2 - p1;
  76     CPPUNIT_ASSERT( p3.x == p5.x && p3.y == p5.y );
  77     CPPUNIT_ASSERT( p4.x == p6.x && p4.y == p6.y );
  78     CPPUNIT_ASSERT( p3 == p5 );
  79     CPPUNIT_ASSERT( p4 == p6 );
  80     CPPUNIT_ASSERT( p3 != p4 );
  81     p5 = p2; p5 += p1;
  82     p6 = p2; p6 -= p1;
  83     CPPUNIT_ASSERT( p3 == p5 );
  84     CPPUNIT_ASSERT( p4 == p6 );
  85     wxSize s(p1.x,p1.y);
  86     p5 = p2; p5 = p2 + s;
  87     p6 = p2; p6 = p2 - s;
  88     CPPUNIT_ASSERT( p3 == p5 );
  89     CPPUNIT_ASSERT( p4 == p6 );
  90     p5 = p2; p5 = s + p2;
  91     p6 = p2; p6 = s - p2;
  92     CPPUNIT_ASSERT( p3 == p5 );
  93     CPPUNIT_ASSERT( p4 == -p6 );
  94     p5 = p2; p5 += s;
  95     p6 = p2; p6 -= s;
  96     CPPUNIT_ASSERT( p3 == p5 );
  97     CPPUNIT_ASSERT( p4 == p6 );
  98 }
  99
 100 void RealPointTestCase::Operators()
 101 {
 102     const double EPSILON = 0.00001;
 103     wxRealPoint p1(1.2,3.4);
 104     wxRealPoint p2(8.7,5.4);
 105     wxRealPoint p3(9.9,8.8);
 106     wxRealPoint p4(7.5,2.0);
 107     wxRealPoint p5 = p2 + p1;
 108     wxRealPoint p6 = p2 - p1;
 109     /*
 110     CPPUNIT_ASSERT( p3 == p5 );
 111     CPPUNIT_ASSERT( p4 == p6 );
 112     CPPUNIT_ASSERT( p3 != p4 );
 113     */
 114     CPPUNIT_ASSERT( fabs( p3.x - p5.x ) < EPSILON && fabs( p3.y - p5.y ) < EPSILON );
 115     CPPUNIT_ASSERT( fabs( p4.x - p6.x ) < EPSILON && fabs( p4.y - p6.y ) < EPSILON );
 116 }