test/t.Vector.c

   1 #include <stdlib.h>
   2 #include "cgds/Vector.h"
   3 #include "helpers.h"
   4 #include "lut.h"
   5
   6 void t_vector_clear()
   7 {
   8   Vector* v = vector_new(int);
   9   lu_assert(vector_empty(v));
  10
  11   vector_push(v, 0);
  12   vector_push(v, 0);
  13   vector_push(v, 0);
  14
  15   vector_destroy(v);
  16   v = vector_new(int);
  17
  18   vector_push(v, 0);
  19   vector_push(v, 0);
  20   vector_push(v, 0);
  21
  22   vector_clear(v);
  23   lu_assert(vector_empty(v));
  24
  25   vector_destroy(v);
  26 }
  27
  28 void t_vector_size()
  29 {
  30   Vector* v = vector_new(int);
  31   lu_assert(vector_empty(v));
  32
  33   vector_push(v, 0);
  34   vector_push(v, 0);
  35   vector_push(v, 0);
  36   lu_assert_int_eq(vector_size(v), 3);
  37
  38   vector_push(v, 0);
  39   vector_push(v, 0);
  40   lu_assert_int_eq(vector_size(v), 5);
  41
  42   vector_push(v, 0);
  43   vector_push(v, 0);
  44   vector_push(v, 0);
  45   lu_assert_int_eq(vector_size(v), 8);
  46
  47   vector_destroy(v);
  48 }
  49
  50 void t_vector_push_pop_basic()
  51 {
  52   int n = 10;
  53
  54   Vector* v = vector_new(double);
  55   for (int i = 0; i < n; i++) vector_push(v, (double) i);
  56   // iterate and check values
  57   VectorIterator* vi = vector_get_iterator(v);
  58   double ckValue = 0.0;
  59   while (vectorI_has_data(vi))
  60   {
  61     double d;
  62     vectorI_get(vi, d);
  63     lu_assert_dbl_eq(d, ckValue);
  64     ckValue += 1.0;
  65     vectorI_move_next(vi);
  66   }
  67
  68   // same, from end to beginning
  69   ckValue = n - 1;
  70   vectorI_reset_end(vi);
  71   while (vectorI_has_data(vi))
  72   {
  73     double d;
  74     vectorI_get(vi, d);
  75     lu_assert_dbl_eq(d, ckValue);
  76     ckValue -= 1.0;
  77     vectorI_move_prev(vi);
  78   }
  79   vector_destroy(v);
  80   vectorI_destroy(vi);
  81 }
  82
  83 void t_vector_push_pop_evolved()
  84 {
  85   int n = 10;
  86
  87   Vector* v = vector_new(StructTest1);
  88   StructTest1* st1 = (StructTest1*) malloc(n * sizeof (StructTest1));
  89   for (int i = 0; i < n; i++)
  90   {
  91     st1[i].a = random() % 42;
  92     st1[i].b = (double) random() / RAND_MAX;
  93     vector_push(v, *(st1 + i));
  94   }
  95   for (int i = 0; i < n; i++)
  96   {
  97     //another way to access elements
  98     StructTest1 st1Cell;
  99     vector_get(v, i, st1Cell);
 100     lu_assert_int_eq(st1Cell.a, st1[i].a);
 101     lu_assert_dbl_eq(st1Cell.b, st1[i].b);
 102   }
 103   safe_free(st1);
 104   vector_destroy(v);
 105
 106   v = vector_new(StructTest2*);
 107   StructTest2* st2 = (StructTest2*) malloc(n * sizeof (StructTest2));
 108   for (int i = 0; i < n; i++)
 109   {
 110     st2[i].a = (float) random() / RAND_MAX;
 111     st2[i].b = (StructTest1*) malloc(sizeof (StructTest1));
 112     st2[i].b->a = random() % 42;
 113     st2[i].b->b = (double) random() / RAND_MAX;
 114     vector_push(v, st2 + i);
 115   }
 116   for (int i = 0; i < n; i++)
 117   {
 118     StructTest2* st2Cell;
 119     vector_get(v, i, st2Cell);
 120     lu_assert_dbl_eq(st2Cell->a, st2[i].a);
 121     lu_assert_int_eq(st2Cell->b->a, st2[i].b->a);
 122     lu_assert_dbl_eq(st2Cell->b->b, st2[i].b->b);
 123     safe_free(st2Cell->b);
 124   }
 125   safe_free(st2);
 126   vector_destroy(v);
 127 }
 128
 129 void t_vector_copy()
 130 {
 131   int n = 10;
 132
 133   Vector* v = vector_new(int);
 134   for (int i = 0; i < n; i++)
 135     vector_push(v, random() % 42);
 136   Vector* vc = vector_copy(v);
 137
 138   lu_assert_int_eq(v->size, vc->size);
 139   int a, b;
 140   for (int i = 0; i < n; i++)
 141   {
 142     vector_get(v, i, a);
 143     vector_get(vc, i, b);
 144     lu_assert_int_eq(a, b);
 145   }
 146   vector_destroy(v);
 147   vector_destroy(vc);
 148 }