def test_file_source(self):
text = ""
file_source = TextSource(TEST_SOURCE_1_LINE)
while not file_source.is_end_of_text():
text += file_source.read_char()
self.assertEqual("test Integer 5 Double 1;",
text,
msg='Error in first line.')
self.assertEqual(True, file_source.is_end_of_text(),
'Error when checking EOF')
def test_file_source_three_lines(self):
text = ""
file_source = TextSource(TEST_SOURCE_2_LINES)
while not file_source.is_end_of_text():
text += file_source.read_char()
self.assertEqual("test1 sampleId1\ntest2 sample_2",
text,
msg='Error in first line.')
self.assertEqual(True,
file_source.is_end_of_text(),
msg='Error when checking EOF')
def test_file_source(self):
from lexer.source_read import TextSource
textSource = TextSource(
'../test_files/test_parser_simple_function.txt')
parser = Parser(64, 256, textSource)
program = parser.parse()
program_repr = program.__repr__()
expected_repr = "Program:\nFunction:\nName:pow\nType:TokenType.K_VOID\nParameters:\nParameter:\nName:x\nType" \
":TokenType.K_DOUBLE\nRefer:True\nInstructions:\nAssign:\nLeft assign " \
"operand:\nVariable:\nx\nRight assign operand:\nMul:\nLeft mul operand:\nVariable:\nx\nRight " \
"mul operand:\nVariable:\nx"
self.assertEqual(program_repr, expected_repr)
def test_init_operation(self):
textSource = TextSource(TEST_SOURCE_1_LINE)
parser = Parser(64, 256, textSource)
tree = parser.parse()
visitor = Visitor(tree)
program = Interpreter(visitor, lib)
program.interpret()
printable = f'Returned {program.return_val}.'
print(printable)
self.assertEqual(printable, 'Returned 1296.')
def setUp(self) -> None:
self.parser = Parser(64, 256, TextSource(TEST_SOURCE_1_LINE))
def setUp(self) -> None:
self.lexer = LexerMain(maxIdentLength=64,
maxStringLength=256,
textSource=TextSource(TEST_SOURCE_1_LINE))
# Parses runtime arguments, like type of file input and file path
# (if text input is selected to be a file) and runs appropiate
# Lexer text input handlers to run the process of tokenization.
from argparse import ArgumentParser
from my_parser.parser import Parser
from objbrowser import browse
from lexer.source_read import TextSource
if __name__ == '__main__':
arg_parser = ArgumentParser()
arg_parser.add_argument('--file_path',
type=str,
default='../test_files/test_interpreter_code.txt')
arg_parser.add_argument('--ident_length', type=int, default=64)
arg_parser.add_argument('--string_length', type=int, default=256)
args = arg_parser.parse_args()
textSource = TextSource(args.file_path)
parser = Parser(args.ident_length, args.string_length, textSource)
program = parser.parse()
browse(program)