bool is_row_equal(const int rowIndex, TrnGrid const * const left, TrnGrid const * const right)
{
TrnPositionInGrid pos;
pos.rowIndex = rowIndex;
int columnIndex;
for (columnIndex = 0 ; columnIndex < left->numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
TrnTetrominoType LeftType = trn_grid_get_cell(left, pos);
TrnTetrominoType RightType = trn_grid_get_cell(right, pos);
if ( LeftType != RightType) {
return false;
}
}
return true;
}
void test_clear_row(void) {
int numberOfRows = 20;
int numberOfColumns = 10;
TrnGrid* grid = trn_grid_new(numberOfRows, numberOfColumns);
TrnPositionInGrid pos;
// Initialization of our full grid.
int rowIndex;
int columnIndex;
trn_grid_fill(grid, TRN_TETROMINO_L);
// Choose a line and clear.
int rowIndexToClear = 5;
trn_grid_clear_row(grid, rowIndexToClear);
// Check that grid values are correct.
for (rowIndex = 0 ; rowIndex < numberOfRows; rowIndex++) {
pos.rowIndex = rowIndex;
TrnTetrominoType tetromino;
if (pos.rowIndex == rowIndexToClear) {
tetromino = TRN_TETROMINO_VOID;
}
else {
tetromino = TRN_TETROMINO_L;
}
for (columnIndex = 0 ; columnIndex < numberOfColumns ;columnIndex++ ) {
pos.columnIndex = columnIndex;
CU_ASSERT_EQUAL( trn_grid_get_cell(grid, pos), tetromino);
}
}
}
void test_grid_set_get_cell()
{
// Create a 3 rows grid.
int numberOfRows = 3;
int numberOfColumns = 2;
TrnGrid* grid = trn_grid_new(numberOfRows, numberOfColumns);
int columnIndex;
TrnPositionInGrid pos;
// Set first row.
pos.rowIndex = 0;
for (columnIndex = 0 ; columnIndex < numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
trn_grid_set_cell(grid, pos, TRN_TETROMINO_O);
}
// Set Third row.
pos.rowIndex = 2;
for (columnIndex = 0 ; columnIndex < numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
trn_grid_set_cell(grid, pos, TRN_TETROMINO_I);
}
// Check first row.
pos.rowIndex = 0;
for (columnIndex = 0 ; columnIndex < numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
CU_ASSERT( trn_grid_get_cell(grid, pos) == TRN_TETROMINO_O);
}
// Check second row, it has been initialize to TRN_TETROMINO_VOID by grid_new.
pos.rowIndex = 1;
for (columnIndex = 0 ; columnIndex < numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
CU_ASSERT( trn_grid_get_cell(grid, pos) == TRN_TETROMINO_VOID);
}
// Check third row.
pos.rowIndex = 2;
for (columnIndex = 0 ; columnIndex < numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
CU_ASSERT( trn_grid_get_cell(grid, pos) == TRN_TETROMINO_I);
}
}
void trn_grid_copy_row_bellow(TrnGrid * const grid, int const rowIndex)
{
TrnPositionInGrid top_pos;
TrnPositionInGrid bottom_pos;
top_pos.rowIndex = rowIndex;
bottom_pos.rowIndex = rowIndex+1;
int columnIndex;
TrnTetrominoType top_type;
for (columnIndex = 0 ; columnIndex < grid->numberOfColumns ; columnIndex++) {
top_pos.columnIndex = columnIndex;
bottom_pos.columnIndex = columnIndex;
top_type = trn_grid_get_cell(grid, top_pos);
trn_grid_set_cell(grid, bottom_pos, top_type);
}
}
bool trn_grid_is_row_complete(TrnGrid const * const grid, int const rowIndex)
{
int columnIndex;
TrnPositionInGrid pos;
pos.rowIndex = rowIndex;
TrnTetrominoType type;
for (columnIndex = 0 ; columnIndex < grid->numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
type = trn_grid_get_cell(grid, pos);
if (type == TRN_TETROMINO_VOID)
return false;
}
return true;
}
void test_grid_set_cells_with_piece()
{
// Create a grid.
int numberOfRows = 10;
int numberOfColumns = 10;
TrnGrid* grid = trn_grid_new(numberOfRows, numberOfColumns);
// Create a piece;
TrnPiece piece = trn_piece_create(TRN_TETROMINO_I,2,3,TRN_ANGLE_90);
trn_grid_set_cells_with_piece(grid, &piece, piece.type);
// The piece position in grid.
TrnPositionInGrid pos0 = {2,5};
TrnPositionInGrid pos1 = {3,5};
TrnPositionInGrid pos2 = {4,5};
TrnPositionInGrid pos3 = {5,5};
TrnPositionInGrid pos;
TrnTetrominoType type;
TrnTetrominoType expectedType;
int rowIndex;
int columnIndex;
for (rowIndex = 0 ; rowIndex < grid->numberOfRows; rowIndex++) {
for (columnIndex = 0 ; columnIndex < grid->numberOfColumns ; columnIndex++) {
pos.rowIndex = rowIndex;
pos.columnIndex = columnIndex;
if (trn_position_in_grid_equal(pos, pos0) ||
trn_position_in_grid_equal(pos, pos1) ||
trn_position_in_grid_equal(pos, pos2) ||
trn_position_in_grid_equal(pos, pos3))
{
expectedType = TRN_TETROMINO_I;
} else {
expectedType = TRN_TETROMINO_VOID;
}
type = trn_grid_get_cell(grid,pos);
CU_ASSERT_EQUAL(type,expectedType);
}
}
}
void test_set_grid_to_zero(void) {
int numberOfRows = 20;
int numberOfColumns = 10;
TrnGrid* grid = trn_grid_new(numberOfRows, numberOfColumns);
TrnPositionInGrid pos;
// Initialization full grid.
int rowIndex;
int columnIndex;
trn_grid_fill(grid, TRN_TETROMINO_L);
trn_grid_clear(grid);
// Check that grid is empty
for (rowIndex = 0 ; rowIndex < numberOfRows; rowIndex++) {
pos.rowIndex = rowIndex;
for (columnIndex = 0 ; columnIndex < numberOfColumns ;columnIndex++ ) {
pos.columnIndex = columnIndex;
CU_ASSERT_EQUAL( trn_grid_get_cell(grid, pos), TRN_TETROMINO_VOID);
}
}
}
void trn_grid_print(TrnGrid const * const grid)
{
TrnPositionInGrid pos;
int rowIndex;
int columnIndex;
TrnTetrominoType type;
char* symbols[] = {"I","O","T","S","Z","J","L"};
// Print top matrix border.
printf("+");
for (columnIndex = 1 ; columnIndex < grid->numberOfColumns+1 ; columnIndex++) {
printf("-");
}
printf("+\n");
// Print left matrix border, matrix type values, matrix right border.
for (rowIndex = 0 ; rowIndex < grid->numberOfRows ; rowIndex++) {
pos.rowIndex = rowIndex;
printf("|");
for (columnIndex = 0 ; columnIndex < grid->numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
type = trn_grid_get_cell(grid, pos);
if (type == TRN_TETROMINO_VOID) {
printf(" ");
} else {
printf("%s",symbols[type]);
}
}
printf("|\n");
}
// Print bottom matrix border.
printf("+");
for (columnIndex = 1 ; columnIndex < grid->numberOfColumns+1 ; columnIndex++) {
printf("-");
}
printf("+\n");
}
bool trn_grid_cell_is_in_grid_and_is_void(TrnGrid const * const grid,
TrnPositionInGrid const pos)
{
return trn_grid_cell_is_in_grid(grid,pos) &&
trn_grid_get_cell(grid, pos) == TRN_TETROMINO_VOID;
}
