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 trn_grid_set_cells_with_piece(TrnGrid * const grid,
TrnPiece const * const piece,
TrnTetrominoType const type)
{
int squareIndex;
TrnPositionInGrid pos;
for (squareIndex = 0 ;
squareIndex < TRN_TETROMINO_NUMBER_OF_SQUARES ;
squareIndex++)
{
pos = trn_piece_position_in_grid(piece, squareIndex);
trn_grid_set_cell(grid, pos, type);
}
}
bool trn_grid_can_set_cells_with_piece(TrnGrid * const grid,
TrnPiece const * const piece)
{
int squareIndex;
TrnPositionInGrid pos;
for (squareIndex = 0 ;
squareIndex < TRN_TETROMINO_NUMBER_OF_SQUARES ;
squareIndex++)
{
pos = trn_piece_position_in_grid(piece, squareIndex);
if (! trn_grid_cell_is_in_grid_and_is_void(grid,pos) ) return false;
}
return true;
}
