void test_piece_move_to_bottom()
{
TrnPiece expectedBottomPiece = trn_piece_create(TRN_TETROMINO_I,6,3,TRN_ANGLE_0);
TrnPiece piece = trn_piece_create(TRN_TETROMINO_I,5,3,TRN_ANGLE_0);
trn_piece_move_to_bottom(&piece);
CU_ASSERT( trn_piece_equal(piece,expectedBottomPiece) );
}
void test_piece_move_to_right()
{
TrnPiece expectedRightPiece = trn_piece_create(TRN_TETROMINO_I,5,3,TRN_ANGLE_0);
TrnPiece piece = trn_piece_create(TRN_TETROMINO_I,5,2,TRN_ANGLE_0);
trn_piece_move_to_right(&piece);
CU_ASSERT( trn_piece_equal(piece,expectedRightPiece) );
}
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);
// Create expected grid
TrnGrid* expected_grid = trn_grid_new(numberOfRows,
numberOfColumns);
TrnPositionInGrid pos = {2,5};
trn_grid_set_cell(expected_grid, pos, TRN_TETROMINO_I);
pos.rowIndex = 3;
pos.columnIndex = 5;
trn_grid_set_cell(expected_grid, pos, TRN_TETROMINO_I);
pos.rowIndex = 4;
pos.columnIndex = 5;
trn_grid_set_cell(expected_grid, pos, TRN_TETROMINO_I);
pos.rowIndex = 5;
pos.columnIndex = 5;
trn_grid_set_cell(expected_grid, pos, TRN_TETROMINO_I);
// Compare grids
CU_ASSERT_TRUE(trn_grid_equal(grid, expected_grid));
}
void test_piece_rotate_clockwise()
{
TrnPiece expectedPiece0 = trn_piece_create(TRN_TETROMINO_I,5,3,TRN_ANGLE_0);
TrnPiece expectedPiece90 = trn_piece_create(TRN_TETROMINO_I,5,3,TRN_ANGLE_90);
TrnPiece expectedPiece180 = trn_piece_create(TRN_TETROMINO_I,5,3,TRN_ANGLE_180);
TrnPiece expectedPiece270 = trn_piece_create(TRN_TETROMINO_I,5,3,TRN_ANGLE_270);
TrnPiece piece = trn_piece_create(TRN_TETROMINO_I,5,3,TRN_ANGLE_0);
trn_piece_rotate_clockwise(&piece);
CU_ASSERT( trn_piece_equal(piece,expectedPiece90) );
trn_piece_rotate_clockwise(&piece);
CU_ASSERT( trn_piece_equal(piece,expectedPiece180) );
trn_piece_rotate_clockwise(&piece);
CU_ASSERT( trn_piece_equal(piece,expectedPiece270) );
trn_piece_rotate_clockwise(&piece);
CU_ASSERT( trn_piece_equal(piece,expectedPiece0) );
}
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_piece_position_in_grid()
{
// Create a piece;
TrnPiece piece = trn_piece_create(TRN_TETROMINO_I,2,3,TRN_ANGLE_90);
// Expected result
TrnPositionInGrid expectedPos0 = {2,5};
TrnPositionInGrid expectedPos1 = {3,5};
TrnPositionInGrid expectedPos2 = {4,5};
TrnPositionInGrid expectedPos3 = {5,5};
// Actual results
TrnPositionInGrid pos0 = trn_piece_position_in_grid(&piece,0);
TrnPositionInGrid pos1 = trn_piece_position_in_grid(&piece,1);
TrnPositionInGrid pos2 = trn_piece_position_in_grid(&piece,2);
TrnPositionInGrid pos3 = trn_piece_position_in_grid(&piece,3);
// Check actual results versus expected.
CU_ASSERT( trn_position_in_grid_equal(pos0, expectedPos0) );
CU_ASSERT( trn_position_in_grid_equal(pos1, expectedPos1) );
CU_ASSERT( trn_position_in_grid_equal(pos2, expectedPos2) );
CU_ASSERT( trn_position_in_grid_equal(pos3, expectedPos3) );
}
void TestGridCanSetCellsWithPiece()
{
/* Reminder on tetromino_srs_i at TRN_ANGLE_0 and TRN_ANGLE_90:
T---+---+---+---+
| | | 9| | T: topLeftCorner position in grid
+---+---+---+---+ 0: tetromino cells a TRN_ANGLE_0
| 0 | 0 | 01| 0 | 9: tetromino cells a TRN_ANGLE_90
+---+---+---+---+
| | | 9| |
+---+---+---+---+
| | | 9| |
+---+---+---+---+
*/
// Create a grid.
int numberOfRows = 10;
int numberOfColumns = 10;
TrnGrid* grid = trn_grid_new(numberOfRows, numberOfColumns);
// For now, the grid has only void cells.
// Ok, in grid and void.
TrnPiece piece0 = trn_piece_create(TRN_TETROMINO_I,0,0,TRN_ANGLE_0);
CU_ASSERT_TRUE( trn_grid_can_set_cells_with_piece(grid, &piece0) )
// Ok, still in grid (in the first row).
TrnPiece piece1 = trn_piece_create(TRN_TETROMINO_I,-1,0,TRN_ANGLE_0);
CU_ASSERT_TRUE( trn_grid_can_set_cells_with_piece(grid, &piece1) )
// No more in grid.
TrnPiece piece2 = trn_piece_create(TRN_TETROMINO_I,-2,0,TRN_ANGLE_0);
CU_ASSERT_FALSE( trn_grid_can_set_cells_with_piece(grid, &piece2) )
// Ok, in grid and void.
TrnPiece piece3 = trn_piece_create(TRN_TETROMINO_I,5,0,TRN_ANGLE_90);
CU_ASSERT_TRUE( trn_grid_can_set_cells_with_piece(grid, &piece3) )
// Ok, still in grid (in the first column).
TrnPiece piece4 = trn_piece_create(TRN_TETROMINO_I,5,-2,TRN_ANGLE_90);
CU_ASSERT_TRUE( trn_grid_can_set_cells_with_piece(grid, &piece4) )
// No more in grid.
TrnPiece piece5 = trn_piece_create(TRN_TETROMINO_I,5,-3,TRN_ANGLE_90);
CU_ASSERT_FALSE( trn_grid_can_set_cells_with_piece(grid, &piece5) )
// Now, fill the last grid row with non-void tetrominos.
TrnPositionInGrid pos;
int columnIndex;
pos.rowIndex = numberOfRows-1 ;
for (columnIndex = 0 ; columnIndex < grid->numberOfColumns ; columnIndex++) {
pos.columnIndex = columnIndex;
trn_grid_set_cell(grid, pos, TRN_TETROMINO_I);
}
// Ok, in grid and void.
TrnPiece piece6 = trn_piece_create(TRN_TETROMINO_I,0,0,TRN_ANGLE_90);
CU_ASSERT_TRUE( trn_grid_can_set_cells_with_piece(grid, &piece6) )
// Still in grid and void, just above the non-void row.
TrnPiece piece7 = trn_piece_create(TRN_TETROMINO_I,numberOfRows-5,0,TRN_ANGLE_90);
CU_ASSERT_TRUE( trn_grid_can_set_cells_with_piece(grid, &piece7) )
// In grid, but last cell of piece overlap a non-void cell of the grid.
TrnPiece piece8 = trn_piece_create(TRN_TETROMINO_I,numberOfRows-4,0,TRN_ANGLE_90);
CU_ASSERT_FALSE( trn_grid_can_set_cells_with_piece(grid, &piece8) )
}
