dogecode/translation_tests.py

   1 import translation
   2
   3 import unittest
   4
   5 # Hello World, from Wikipedia
   6 HELLO_WORLD = "++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---.+++++++..+++.>>.<-.<.+++.------.--------.>>+.>++."
   7
   8
   9 class TestTranslation(unittest.TestCase):
  10
  11     def test_to_and_from_tokens(self):
  12         tokens = translation.source_to_tokens(HELLO_WORLD, True)
  13         source = translation.token_runs_to_code(tokens)
  14         self.assertEqual(source, HELLO_WORLD)
  15
  16     def test_token_list_equality(self):
  17         t1 = translation.TokenList()
  18         t1.append("INCB", 8)
  19         t1.append("JFOR", 1)
  20         t1.append("INCP", 1)
  21         t1.append("INCB", 4)
  22         t1.append("JFOR", 1)
  23         t2 = translation.TokenList()
  24         t2.append("INCB", 8)
  25         t2.append("JFOR", 1)
  26         t2.append("INCP", 1)
  27         t2.append("INCB", 4)
  28         t2.append("JFOR", 1)
  29         # Identity
  30         self.assertTrue(t1.equals(t1))
  31         self.assertTrue(t2.equals(t2))
  32         # Reflexivity
  33         self.assertTrue(t1.equals(t2))
  34         self.assertTrue(t2.equals(t1))
  35
  36     def test_token_list_subsequence(self):
  37         t1 = translation.TokenList()
  38         t1.append("INCB", 8)
  39         t1.append("JFOR", 1)
  40         t1.append("INCP", 1)
  41         t1.append("INCB", 4)
  42         t1.append("JFOR", 1)
  43         t2 = translation.TokenList()
  44         t2.append("INCB", 8)
  45         t2.append("JFOR", 1)
  46         t2.append("INCP", 1)
  47         self.assertTrue(t2.is_subsequence_of(t1))
  48         self.assertFalse(t1.is_subsequence_of(t2))
  49         self.assertFalse(t1.is_subsequence_of(t1))
  50
  51 if __name__ == '__main__':
  52     unittest.main()