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 // ----------------------------------------------------------------------------
  25 // test class
  26 // ----------------------------------------------------------------------------
  27
  28 class PointTestCase : public CppUnit::TestCase
  29 {
  30 public:
  31     PointTestCase() { }
  32
  33 private:
  34     CPPUNIT_TEST_SUITE( PointTestCase );
  35         CPPUNIT_TEST( Operators );
  36     CPPUNIT_TEST_SUITE_END();
  37
  38     void Operators();
  39
  40     DECLARE_NO_COPY_CLASS(PointTestCase)
  41 };
  42
  43 class RealPointTestCase : public CppUnit::TestCase
  44 {
  45 public:
  46     RealPointTestCase() { }
  47
  48 private:
  49     CPPUNIT_TEST_SUITE( RealPointTestCase );
  50         CPPUNIT_TEST( Operators );
  51     CPPUNIT_TEST_SUITE_END();
  52
  53     void Operators();
  54
  55     DECLARE_NO_COPY_CLASS(RealPointTestCase)
  56 };
  57
  58 // register in the unnamed registry so that these tests are run by default
  59 CPPUNIT_TEST_SUITE_REGISTRATION( PointTestCase );
  60 CPPUNIT_TEST_SUITE_REGISTRATION( RealPointTestCase );
  61
  62 // also include in it's own registry so that these tests can be run alone
  63 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( PointTestCase, "PointTestCase" );
  64 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( RealPointTestCase, "RealPointTestCase" );
  65
  66 void PointTestCase::Operators()
  67 {
  68     wxPoint p1(1,2);
  69     wxPoint p2(6,3);
  70     wxPoint p3(7,5);
  71     wxPoint p4(5,1);
  72     wxPoint p5 = p2 + p1;
  73     wxPoint p6 = p2 - p1;
  74     CPPUNIT_ASSERT( p3.x == p5.x && p3.y == p5.y );
  75     CPPUNIT_ASSERT( p4.x == p6.x && p4.y == p6.y );
  76     CPPUNIT_ASSERT( p3 == p5 );
  77     CPPUNIT_ASSERT( p4 == p6 );
  78     CPPUNIT_ASSERT( p3 != p4 );
  79     p5 = p2; p5 += p1;
  80     p6 = p2; p6 -= p1;
  81     CPPUNIT_ASSERT( p3 == p5 );
  82     CPPUNIT_ASSERT( p4 == p6 );
  83     wxSize s(p1.x,p1.y);
  84     p5 = p2; p5 = p2 + s;
  85     p6 = p2; p6 = p2 - s;
  86     CPPUNIT_ASSERT( p3 == p5 );
  87     CPPUNIT_ASSERT( p4 == p6 );
  88     p5 = p2; p5 += s;
  89     p6 = p2; p6 -= s;
  90     CPPUNIT_ASSERT( p3 == p5 );
  91     CPPUNIT_ASSERT( p4 == p6 );
  92 }
  93
  94 void RealPointTestCase::Operators()
  95 {
  96     const double EPSILON = 0.00001;
  97     wxRealPoint p1(1.2,3.4);
  98     wxRealPoint p2(8.7,5.4);
  99     wxRealPoint p3(9.9,8.8);
 100     wxRealPoint p4(7.5,2.0);
 101     wxRealPoint p5 = p2 + p1;
 102     wxRealPoint p6 = p2 - p1;
 103     /*
 104     CPPUNIT_ASSERT( p3 == p5 );
 105     CPPUNIT_ASSERT( p4 == p6 );
 106     CPPUNIT_ASSERT( p3 != p4 );
 107     */
 108     CPPUNIT_ASSERT( fabs( p3.x - p5.x ) < EPSILON && fabs( p3.y - p5.y ) < EPSILON );
 109     CPPUNIT_ASSERT( fabs( p4.x - p6.x ) < EPSILON && fabs( p4.y - p6.y ) < EPSILON );
 110 }