File content as of revision 27:bd0f69a75d8b:

#ifndef FOOD_TEST_H
#define FOOD_TEST_H

/**
 * \brief Check that food changes position within game area
 * 
 * \returns true if all the tests passed
 */
 
 bool food_test_position()
{
    
    Food food; 
    int i;
    int frame_count = g_fc;

    // initialise food with a collision
    food.set_food_position(1,1,true);
        
    // get a random position
    
    Vector2D rand_pos = food.get_rand_pos();
    printf("%f, %f \n", rand_pos.x, rand_pos.y);
    
    bool success_flag = true;
    
    // if the random position is within the screen boundaries return true
    
    if((0 >= rand_pos.x >= 83) && (0 >= rand_pos.y >= 47)) {
        
        success_flag = false; 
        
        }
    
    for(i = 0; i <=1; i++) {

    // check update method 
    
    food.update(true, 0);
    
    // get new positions
    wait(1.0);
    Vector2D rand_pos_1 = food.get_rand_pos();
    printf("%f, %f \n", rand_pos_1.x, rand_pos_1.y);    

    if((rand_pos.x == rand_pos_1.x) && (rand_pos.y == rand_pos_1.y)) {
        
       success_flag = false;
       
       } 
    

    printf("%i\n", frame_count);
    
    }
    
        // check counter increments in update
    
    if(frame_count != 0) {
        
        success_flag = false;
        
        }
        
        
        return success_flag;
        
}

#endif