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Snake vs Block Game to be run upon K64F.
GameObjects/Snake/Snake-test.h
- Committer:
- AhmedPlaymaker
- Date:
- 2019-05-09
- Revision:
- 104:17040265b7b4
- Parent:
- 102:79d7bff6543f
File content as of revision 104:17040265b7b4:
#ifndef SNAKE_TEST_H #define SNAKE_TEST_H /** @file Snake-test.h * @brief Used to check response of the snake to different kinds of inputs. */ ///////////// prototypes ////////////// /** * @brief Checks that Snake object goes to correct position when moved and/ when collides. * @returns true if all the tests passed. */ bool Snake_test_movement(); /** * @brief Checks if that the snake gets initialised properly. * @returns true if the test passed. */ bool check_initialisation(); /** * @brief Checks that when the snake moves west, it updates as expected. * @returns true if the test passed. */ bool check_west_movement(); /** * @brief Checks that when the snake moves east, it updates as expected. * @returns true if the test passed. */ bool check_east_movement(); /** * @brief Checks that the snake properly freezes when the immobile_bead_n is disabled for all of them. * @returns true if the test passed. */ bool check_freeze_movement(); /** * @brief Checks that the snake properly exhibits chain reaction. * @returns true if the test passed. */ bool check_chain_reaction(); /** * @brief Checks that the snake length reduces accordingly when a block collision is simulated * @returns true if the test passed. */ bool check_block_collision_and_relative_movement(); /** * @brief Checks that the snake length increases accordingly when a food collision is simulated * @returns true if the test passed. */ bool check_food_collision_and_relative_movement(); /////////////// objects /////////////// Snake snake; //GLOBALS// Direction d; //represents the direction of movement of the snake. int immobile_bead_n[10]; //each element in this array represents the beed number in the snake. bool success_flag; //stores success / failure from a test. bool Snake_test_movement() { success_flag = true; success_flag = check_initialisation(); success_flag = check_west_movement(); success_flag = check_east_movement(); success_flag = check_freeze_movement(); success_flag = check_chain_reaction(); success_flag = check_block_collision_and_relative_movement(); success_flag = check_food_collision_and_relative_movement(); return success_flag; } bool check_initialisation() { // Change Snake to a length of 15, and x axis speed of 2. snake._setLength(15); snake._setSpeed(2); // Set the position to WIDTH/2, HEIGHT - 3 Vector2D initial_pos = {WIDTH/2, HEIGHT - 3}; //Spawns player sprite near the middle of the screen. snake.set_pos(initial_pos); // Read the position Vector2D read_pos_1 = snake.get_pos(0); printf("%f, %f\n", read_pos_1.x, read_pos_1.y); // Fail the test if the initial position is wrong if (read_pos_1.x != WIDTH/2 || read_pos_1.y != 18) { //18 because I'm testing the position of the first snake beed, from the top. success_flag = false; } return success_flag; } bool check_west_movement() { // Set the direction to W and set snake motion free by setting immobile_bead_n as 1; d = W; for(int i=0; i<=9; i++) { immobile_bead_n[i] = 1; } // Update the snake position snake.update(d, immobile_bead_n); // Read the position Vector2D read_pos_2 = snake.get_pos(0); //getting the position of the first beed printf("%f, %f\n", read_pos_2.x, read_pos_2.y); // Fail the test if the final position after moving West is wrong if (read_pos_2.x != ((WIDTH/2)-2) || read_pos_2.y != 18) { //18 because I'm testing the position of the first snake beed, from the top and ((WIDTH/2)-2) because speed is set to 2. success_flag = false; } return success_flag; } bool check_east_movement() { // Set the direction to E and set snake motion free by setting immobile_bead_n as 1; d = E; for(int i=0; i<=9; i++) { immobile_bead_n[i] = 1; } // Update the snake position snake.update(d, immobile_bead_n); // Read the position Vector2D read_pos_3 = snake.get_pos(0); //getting the position of the first beed printf("%f, %f\n", read_pos_3.x, read_pos_3.y); // Fail the test if the final position after moving East is wrong if (read_pos_3.x != ((WIDTH/2)) || read_pos_3.y != 18) { //18 because I'm testing the position of the first snake beed, from the top and ((WIDTH/2)) because speed is set to 2 //and it moves back from its previous position. success_flag = false; } return success_flag; } bool check_freeze_movement() { // Set the direction to W, length and speed both to 10 and set snake motion stopped by setting immobile_bead_n as 0 (simulates block sides collision) ; d = W; snake._setLength(10); snake._setSpeed(10); for(int i=0; i<=9; i++) { immobile_bead_n[i] = 0; } // Update the snake position snake.update(d, immobile_bead_n); // Read the position Vector2D read_pos_4 = snake.get_pos(0); //getting the position of the first beed printf("%f, %f\n", read_pos_4.x, read_pos_4.y); // Fail the test if the final position after moving West but stopping motion using immobile_bead_n[i] = 0; is wrong. if (read_pos_4.x != ((WIDTH/2)) || read_pos_4.y != 18) { //18 because I'm testing the position of the first snake beed, from the top and ((WIDTH/2)) because it is not meant to move. success_flag = false; } return success_flag; } bool check_chain_reaction() { // Set the direction to W, length to 20 and speed to 2 and set snake motion free by setting immobile_bead_n as 1; d = W; snake._setLength(20); snake._setSpeed(2); for(int i=0; i<=9; i++) { immobile_bead_n[i] = 1; } // Update the snake position 3 times because i want to read the position of the third bead that only moves with a chain reaction. snake.update(d, immobile_bead_n); snake.update(d, immobile_bead_n); snake.update(d, immobile_bead_n); // Read the position Vector2D read_pos_5 = snake.get_pos(2); //getting the position of the third beed printf("%f, %f\n", read_pos_5.x, read_pos_5.y); // Fail the test if the final position of the third beed after moving West and after 3 itterations; is wrong. if (read_pos_5.x != ((WIDTH/2)-2) || read_pos_5.y != 24) { //24 because I'm testing the position of the third snake beed, from the top and ((WIDTH/2)) because it is not meant to move. success_flag = false; } return success_flag; } bool check_block_collision_and_relative_movement() { // Set the direction to E, length to 8 and set snake motion free by setting immobile_bead_n as 1; d = E; snake._setLength(8); for(int i=0; i<=9; i++) { immobile_bead_n[i] = 1; } // Update the snake position 2 times and then reduce length to 7 (this can simulate block collision of number 1). snake.update(d, immobile_bead_n); snake.update(d, immobile_bead_n); snake._setLength(7); d = E;//now direction is set to east as it continues to move after collision and then update snake object again. snake.update(d, immobile_bead_n); // Read the position Vector2D read_pos_6 = snake.get_pos(0); //getting the position of the first beed printf("%f, %f\n", read_pos_6.x, read_pos_6.y); // Fail the test if the final position of the first beed after moving East 3 times and colliding with block numbered 1; is wrong. if (read_pos_6.x != ((WIDTH/2)+2) || read_pos_6.y != 27) { //27 because I'm testing the position of the first snake beed of length 8, from the top // and colliding once with a block numbered 1, read_pos_6.x = ((WIDTH/2)+2) because the 7th beed from bottom moved only 2 times in effect. success_flag = false; } return success_flag; } bool check_food_collision_and_relative_movement() { // Set the direction to W, length to 7 and set snake motion free by setting immobile_bead_n as 1; d = W; snake._setLength(7); for(int i=0; i<=9; i++) { immobile_bead_n[i] = 1; } // Update the snake position 2 times (2 game loops) and then increase length to 9 (this can simulate food collision of 2 times). snake.update(d, immobile_bead_n); snake.update(d, immobile_bead_n); snake._setLength(9); d = W;//now direction is set to west as it continues to move after food collision and then update snake object again. snake.update(d, immobile_bead_n); // Read the position Vector2D read_pos_7 = snake.get_pos(0); //getting the position of the first beed printf("%f, %f\n", read_pos_7.x, read_pos_7.y); // Fail the test if the final position of the first beed after moving East 3 times and colliding with block numbered 1; is wrong. if (read_pos_7.x != ((WIDTH/2)-4) || read_pos_7.y != 21) { //21 because I'm testing the position of the first snake beed of length 9, from the top // and colliding twice with food, read_pos_7.x = ((WIDTH/2)-4) because the current top beed moved same number of times to the top beed before it ate food. success_flag = false; } return success_flag; } #endif