Commit cff9b961 authored by Christopher Happe's avatar Christopher Happe
Browse files

Tests für Breakpoints und unbekannte Tokens

parent 6bc3dc18
from interpreter import interpret
import unittest
from unittest import mock
def input_exit(prompt):
return "EXIT"
def input_continue(prompt):
return ""
def init_without_tokens(self, regex_to_token, program):
self.regex_to_token = {}
self.program = program
self.current_position = 0
class InterpreterTest(unittest.TestCase):
def test_assignment_default_zero(self):
......@@ -207,3 +218,17 @@ class InterpreterTest(unittest.TestCase):
x0:=x2+2'''), 5)
self.assertEqual(interpret('x1:=x1-2;\n x0:=x1+2'), 2)
@mock.patch('interpreter.input', side_effect=input_exit)
def test_break_exit(self, input):
self.assertEqual(interpret('x1:=2; BREAK x0:=2'), -1)
self.assertEqual(interpret('LOOP x1 DO BREAK x2:= 2 END'), -1)
@mock.patch('interpreter.input', side_effect=input_continue)
def test_break_continue(self, input):
self.assertEqual(interpret('x1:=2; LOOP x1 DO x0:=x0+2 BREAK END'), 4)
@mock.patch('lexer.Lexer.__init__', init_without_tokens)
def test_unknown_tokens(self):
with self.assertRaises(SyntaxError):
\ No newline at end of file
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