def test_obscure(self):
program = bf.read_program('tests/obscure.bf')
jump_pairs = bf.build_jump_pairs(program)
expected_output = 'H\n'
bf.bf_run(self.bfm, program, jump_pairs)
self.assertEqual(self.captured_output.getvalue(), expected_output)
def test_array_length(self):
program = bf.read_program('tests/array_length.bf')
jump_pairs = bf.build_jump_pairs(program)
expected_output = '#\n'
bf.bf_run(self.bfm, program, jump_pairs)
self.assertEqual(self.captured_output.getvalue(), expected_output)
def test_quine(self):
quine = 'programs/quine.bf'
with open(quine) as f:
expected_output = f.read().strip()
program = bf.read_program(quine)
jump_pairs = bf.build_jump_pairs(program)
bf.bf_run(self.bfm, program, jump_pairs)
self.assertEqual(self.captured_output.getvalue(), expected_output)
def test_newline_eof_input(self):
program = bf.read_program('tests/newline_eof.bf')
jump_pairs = bf.build_jump_pairs(program)
program_input = '\n'
expected_output = 'LK\nLK\n'
with StringIO(initial_value=program_input) as f:
self.bfm = bf.BFMachine(f)
bf.bf_run(self.bfm, program, jump_pairs)
self.assertEqual(self.captured_output.getvalue(), expected_output)
def test_rot13(self):
program = bf.read_program('programs/rot13.bf')
jump_pairs = bf.build_jump_pairs(program)
program_input = '~mlk zyx\n'
expected_output = '~zyx mlk\n'
with StringIO(initial_value=program_input) as f:
self.bfm = bf.BFMachine(input_source=f)
bf.bf_run(self.bfm, program, jump_pairs)
self.assertEqual(self.captured_output.getvalue(), expected_output)
def test_mismatched_lb(self):
program = bf.read_program('tests/mismatched_lb.bf')
with self.assertRaises(IndexError):
bf.build_jump_pairs(program)
def setUp(self):
self.bfm = bf.BFMachine()
self.test_program_file = 'programs/helloworld_commented.bf'
self.program = bf.read_program(self.test_program_file)
self.jump_pairs = bf.build_jump_pairs(self.program)
def test_build_jump_pairs(self):
program = ['[', ']']
pairs = {'opening': {0: 1}, 'closing': {1: 0}}
self.assertEqual(bf.build_jump_pairs(program), pairs)