scratch/brainfuck/test/gbf_parser_test.gleam (view raw)
| 1 | import gbf/internal/lexer.{Position} |
| 2 | import gbf/internal/parser.{Block, Leaf, Node} |
| 3 | import gbf/internal/token.{DecrementByte, IncrementByte, IncrementPointer} |
| 4 | import gleeunit/should |
| 5 | |
| 6 | pub fn should_parse_test() { |
| 7 | "+[->+]>" |
| 8 | |> lexer.new |
| 9 | |> lexer.lex |
| 10 | |> parser.parse |
| 11 | |> should.equal( |
| 12 | Ok( |
| 13 | Node( |
| 14 | Block(position: Position(0), children: [ |
| 15 | Leaf(#(IncrementByte, Position(0))), |
| 16 | Node( |
| 17 | Block(position: Position(1), children: [ |
| 18 | Leaf(#(DecrementByte, Position(2))), |
| 19 | Leaf(#(IncrementPointer, Position(3))), |
| 20 | Leaf(#(IncrementByte, Position(4))), |
| 21 | ]), |
| 22 | ), |
| 23 | Leaf(#(IncrementPointer, Position(6))), |
| 24 | ]), |
| 25 | ), |
| 26 | ), |
| 27 | ) |
| 28 | } |