def test_condition_stream(self):
tokentream_oracle = TokenStream([
IncrementCell(0),
ConditionalStatement(Condition(3), [PointerRight(6)]),
OutputNumCell(12)
])
actual_tokenstream = Parser.start(
TokenStream([
IncrementCell(0),
Condition(3),
PointerRight(6),
JumpBack(9),
OutputNumCell(12)
]))
self.assertSequenceEqual(actual_tokenstream, tokentream_oracle)
def test_direct_input_stream(self):
tokenstream_oracle = TokenStream(
[InputNumDirect(Integer(0, 111), InputNumCell(3))])
actual_tokenstream = Parser.start(
TokenStream([Integer(0, 111), InputNumCell(3)]))
self.assertSequenceEqual(actual_tokenstream, tokenstream_oracle)
def test_direct_output_stream(self):
tokenstream_oracle = TokenStream(
[OutputNumDirect(Integer(0, 2223), OutputNumCell(4))])
actual_tokenstream = Parser.start(
TokenStream([Integer(0, 2223), OutputNumCell(4)]))
self.assertSequenceEqual(actual_tokenstream, tokenstream_oracle)
def test_direct_input_stream(self):
tokenstream_oracle = TokenStream([InputNumDirect(Integer(0, 111), InputNumCell(3))])
actual_tokenstream = Parser.start(TokenStream([Integer(0, 111), InputNumCell(3)]))
self.assertSequenceEqual(actual_tokenstream, tokenstream_oracle)
def test_nested_condition_stream(self):
tokentream_oracle = TokenStream([IncrementCell(0), ConditionalStatement(Condition(3), [PointerRight(6), ConditionalStatement(Condition(9), [PointerLeft(12)])]), OutputNumCell(21)])
actual_tokenstream = Parser.start(TokenStream([IncrementCell(0), Condition(3), PointerRight(6), Condition(9), PointerLeft(12), JumpBack(15), JumpBack(18), OutputNumCell(21)]))
self.assertSequenceEqual(actual_tokenstream, tokentream_oracle)
def test_direct_output_stream(self):
tokenstream_oracle = TokenStream([OutputNumDirect(Integer(0, 2223), OutputNumCell(4))])
actual_tokenstream = Parser.start(TokenStream([Integer(0, 2223), OutputNumCell(4)]))
self.assertSequenceEqual(actual_tokenstream, tokenstream_oracle)
def run_interpreter(stream):
token_stream = Lexer.start(stream)
parsed_stream = Parser.start(token_stream)
return Interpreter.simulate_statements(parsed_stream)
def run_interpreter(stream):
token_stream = Lexer.start(stream)
parsed_stream = Parser.start(token_stream)
return Interpreter.simulate_statements(parsed_stream)