testVector.cc

   1 #include "vector.h"
   2 #include <iomanip>
   3
   4 using namespace std;
   5
   6 int main ()
   7 {
   8     Vector vec1;
   9     Vector vec2;
  10     Vector vec3;
  11     Vector vec4;
  12
  13     vec1.addComponent(0.0);
  14     vec1.addComponent(0.0);
  15     vec1.addComponent(0.0);
  16
  17     vec2.addComponent(1.0);
  18     vec2.addComponent(2.0);
  19     vec2.addComponent(3.0);
  20     vec2.addComponent(4.0);
  21
  22     vec3.addComponent(2.7);
  23     vec3.addComponent(5.6);
  24     vec3.addComponent(45.2);
  25
  26     vec4.addComponent(0.58);
  27     vec4.addComponent(-23.5);
  28     vec4.addComponent(12.7);
  29
  30     cout << "Test 1 : showing vectors" << endl;
  31     cout << "vector 1, must be (0,0,0)" << endl;
  32     vec1.show();
  33
  34     cout << "vector 2, must be (1,2,3,4)" << endl;
  35     vec2.show();
  36
  37     cout << "vector 3, must be (2.7,5.6,45.2)" << endl;
  38     vec3.show();
  39
  40     cout << "vector 4, must be (0.58, -23.5, 12.7)" << endl;
  41     vec4.show();
  42
  43     cout << "Test 2 : equality" << endl;
  44
  45     Vector vec2b;
  46     vec2b.addComponent(1.0);
  47     vec2b.addComponent(2.0);
  48     vec2b.addComponent(3.0);
  49     vec2b.addComponent(4.0);
  50
  51     cout << "Must return true : " << boolalpha << vec2.equals(vec2b) << endl;
  52     cout << "Must return false : " << boolalpha << vec3.equals(vec4) << endl << endl;
  53
  54     cout << "Test 3 : adding / substracting vectors" << endl;
  55
  56     cout << "vector 1 + vector 3 = (2.7, 5.6, 45.2)" << endl;
  57     vec1.add(vec3).show();
  58
  59     cout << "vector 3 - vector 2 => std::logic_error" << endl;
  60     try {
  61         vec3.substract(vec2).show();
  62     }
  63     catch (std::logic_error e) {
  64         cout << e.what() << endl;
  65     }
  66
  67     cout << "vector 4 + vector 3 = (3.28, -17.9, 57.9)" << endl;
  68     vec4.add(vec3).show();
  69
  70     cout << "Test 4 : external product" << endl;
  71     cout << "2 * vector 1 = (0,0,0)" << endl;
  72     vec1.externalProduct(2).show();
  73
  74     cout << "1.5 * vector 2 = (1.5, 3.0, 4.5, 6.0)" << endl;
  75     vec2.externalProduct(1.5).show();
  76
  77     cout << "Test 5 : dot product" << endl;
  78     cout << "vector 1 dot vector 2 => std::logic_error" << endl;
  79     try {
  80         vec1.dotProduct(vec2);
  81     }
  82     catch (std::logic_error e) {
  83         cout << e.what() << endl;
  84     }
  85
  86     cout << "vector 1 dot vector 3 = 0" << endl;
  87     cout << vec1.dotProduct(vec3) << endl;
  88
  89     cout << "vector 2 dot vector 2 = 30" << endl;
  90     cout << vec2.dotProduct(vec2) << endl << endl;
  91
  92     cout << "Test 6 : cross product" << endl;
  93     cout << "vector 2 cross vector 2 => std::logic_error" << endl;
  94     try {
  95         vec2.crossProduct(vec2).show();
  96     }
  97     catch (std::logic_error e) {
  98         cout << e.what() << endl;
  99     }
 100
 101     cout << "vector 3 cross vector 4 = (1133.32, -8.074, -6.6698)" << endl;
 102     vec3.crossProduct(vec4).show();
 103
 104     cout << "Test 7 : magnitudes" << endl;
 105     cout << "mag(vec1) = 0" << endl;
 106     cout << vec1.magnitude() << endl;
 107
 108     cout << "mag(vec2) = 5.47723" << endl;
 109     cout << vec2.magnitude() << endl;
 110     cout << "mag2(vec2) = 30" << endl;
 111     cout << vec2.magnitude2() << endl;
 112     cout << endl;
 113
 114     cout << "Test 8 : dimensions" << endl;
 115     cout << "dim(vec2) = 4" << endl;
 116     cout << vec2.dimension() << endl;
 117
 118     cout << "dim(vec3) = 3" << endl;
 119     cout << vec3.dimension() << endl << endl;
 120
 121     cout << "End" << endl;
 122
 123
 124     return 0;
 125 }
 126
 127