testvector3.cc

   1 #include <iostream>
   2 #include "vector3.h"
   3
   4 using namespace std;
   5
   6 int main ()
   7 {
   8     Vector3 vec1, vec2 (2.0, 2.0, 2.0), e1 (Vector3::e1);
   9
  10     cout << "Initialisation test :" << endl << "Output should be (0 0 0), (2 2 2), (1 0 0)" << endl;
  11     vec1.show();
  12     vec2.show();
  13     e1.show();
  14
  15     cout << "Copy constructor test :" << endl << "Output should be (2 2 2)" << endl;
  16     Vector3 vec3 (vec2);
  17     vec3.show();
  18
  19
  20     cout << endl << "**** Beginning of methods testing ****" << endl;
  21
  22     cout << "Magnitude test :" << endl << "Output should be 3.4641 and 12" << endl;
  23     cout << vec2.magnitude() << '\t' << vec2.magnitude2() << endl;
  24
  25     cout << "Dot product test :" << endl << "vec2 * e1 = 2 and vec2 * vec3 = 12" << endl;
  26     cout << vec2.dotProduct(e1) << '\t' << vec2.dotProduct(vec3) << endl;
  27
  28
  29     cout << endl << "**** Beginning of operators testing ****" << endl;
  30
  31     cout << "Operator += test : e1 += vec2 = (3 2 2)" << endl;
  32     e1 += vec2;
  33     e1.show();
  34     cout << "Operator -= test : e1 -= vec2 = (1 0 0)" << endl;
  35     e1 -= vec2;
  36     e1.show();
  37
  38     cout << "Operator + test : vec1 = e1 + vec2 = (3 2 2)" << endl;
  39     vec1 = e1 + vec2;
  40     vec1.show();
  41
  42     cout << "Operator - test : vec1 = e1 - vec2 = (-1 -2 -2)" << endl;
  43     vec1 = e1 - vec2;
  44     vec1.show();
  45
  46     cout << "Operator *= 'scalar' test : vec1 *= -1.5 = (1.5 3 3)" << endl;
  47     vec1 *= -1.5;
  48     vec1.show();
  49
  50     cout << "Operator * 'scalar' test : vec3 = vec1*2.5 = (3.75 7.5 7.5)" << endl;
  51     vec3 = vec1*2.5;
  52     vec3.show();
  53
  54     cout << "Operator /= test : vec3 /= 5 = (0.75 1.5 1.5)" << endl;
  55     vec3 /= 5;
  56     vec3.show();
  57
  58     cout << "Operator /= : attempting division by zero..." << endl;
  59     try {
  60     vec3 /= 0.0;
  61     }
  62     catch (domain_error& e) {
  63         cout << e.what() << endl << endl;
  64     }
  65
  66     cout << "Operator / test : vec2 = vec1 / 0.75 = (2 4 4)" << endl;
  67     vec2 = vec1 / 0.75;
  68     vec2.show();
  69
  70     cout << "Operator / : attempting division by zero..." << endl;
  71     try {
  72     vec2 = vec1 / 0.0;
  73     }
  74     catch (domain_error& e) {
  75         cout << e.what() << endl << endl;
  76     }
  77
  78     cout << "Operator ^ test : vec1 = e1 x vec2 = (0 -4 4)" << endl;
  79     vec1 = e1 ^ vec2;
  80     vec1.show();
  81
  82     cout << "Operator ^ test : vec1 = vec2 x e1 = (0 4 -4)" << endl;
  83     vec1 = vec2 ^ e1;
  84     vec1.show();
  85
  86     cout << "Operator = test : vec1 = vec4 = (1 3 7)" << endl;
  87     Vector3 vec4 (1, 3, 7);
  88     vec1 = vec4;
  89     vec1.show();
  90
  91     cout << "Operator == test : vec1 == vec4 -> TRUE and vec1 == vec2 -> FALSE" << endl;
  92     cout << boolalpha << (vec1 == vec4) << '\t' << (vec1 == vec2) << endl;
  93
  94     cout << "Operator != test : vec1 != vec3 -> TRUE and vec1 != vec4 -> FALSE" << endl;
  95     cout << boolalpha << (vec1 != vec3) << '\t' << (vec1 != vec4) << endl << endl;
  96
  97     cout << "Operator [] test :" << endl;
  98     vec1.show();
  99     cout << "vec1[2] : " << vec1[2] << "\t Should be 3" << endl;
 100     cout << "vec1[1] = 3 and vec1[3] = 3.1415. Output should be (3 3 3.1415)" << endl;
 101     vec1[1] = 3;
 102     vec1[3] = 3.1415;
 103     vec1.show();
 104
 105     cout << "Operator [] : attempting vec1[4]" << endl;
 106     try {
 107     cout << vec1[4] << endl;
 108     }
 109     catch (out_of_range& e) {
 110     cout << e.what() << endl << endl;
 111     }
 112
 113     cout << "Operator [] : attempting vec1[0]" << endl;
 114     try {
 115     cout << vec1[0] << endl;
 116     }
 117     catch (out_of_range& e) {
 118     cout << e.what() << endl << endl;
 119     }
 120
 121     cout << endl << endl << "**** End of testing ! ****" << endl << endl;
 122
 123     return 0;
 124 }