def test_next_line(self): """A test of the next_line method of the JavaLikeScanner class.""" scanner = JavaLikeScanner("one two three\nfour\tfive six") self.assertEqual(scanner.next_line(), "one two three") self.assertEqual(scanner.next_line(), "four\tfive six") self.assertEqual(scanner.next_line(), None) self.assertEqual(scanner.contents, "") scanner = JavaLikeScanner("") self.assertEqual(scanner.next_line(), None)
def test_has_next_int(self): """A test of the has_next_int method of the JavaLikeScanner class.""" scanner = JavaLikeScanner("1234") self.assertEqual(scanner.has_next_int(), True) self.assertEqual(scanner.contents, "1234") scanner = JavaLikeScanner("1.2") self.assertEqual(scanner.has_next_int(), False) self.assertEqual(scanner.contents, "1.2") scanner = JavaLikeScanner("\t\t1234") self.assertEqual(scanner.has_next_int(), True) self.assertEqual(scanner.contents, "\t\t1234") scanner = JavaLikeScanner("\t\t") self.assertEqual(scanner.has_next_int(), False) self.assertEqual(scanner.contents, "\t\t") scanner = JavaLikeScanner("") self.assertEqual(scanner.has_next_int(), False) self.assertEqual(scanner.contents, "")
def test_has_next_line(self): """A test of the has_next_line method of the JavaLikeScanner class.""" scanner = JavaLikeScanner("one two three") self.assertEqual(scanner.has_next_line(), True) scanner = JavaLikeScanner("") self.assertEqual(scanner.has_next_line(), False) scanner = JavaLikeScanner("one two three\n") self.assertEqual(scanner.has_next_line(), True)
def test_has_next(self): """A test of the has_next method of the JavaLikeScanner class.""" scanner = JavaLikeScanner("test") self.assertEqual(scanner.has_next(), True) self.assertEqual(scanner.contents, "test") scanner = JavaLikeScanner("\t\ttest2") self.assertEqual(scanner.has_next(), True) self.assertEqual(scanner.contents, "\t\ttest2") scanner = JavaLikeScanner("\t\t") self.assertEqual(scanner.has_next(), False)
def test_next(self): """A test of the next method of the JavaLikeScanner class.""" scanner = JavaLikeScanner("one two three\nfour\tfive six\t") self.assertEqual(scanner.next(), "one") self.assertEqual(scanner.next(), "two") self.assertEqual(scanner.next(), "three") self.assertEqual(scanner.next(), "four") self.assertEqual(scanner.next(), "five") self.assertEqual(scanner.next(), "six") self.assertEqual(scanner.next(), None) scanner = JavaLikeScanner("seven eight\t\tnine\n\t ten\n\t \t") self.assertEqual(scanner.next(), "seven") self.assertEqual(scanner.next(), "eight") self.assertEqual(scanner.next(), "nine") self.assertEqual(scanner.next(), "ten") self.assertEqual(scanner.next(), None) self.assertEqual(scanner.contents, "\n\t \t") scanner = JavaLikeScanner("") self.assertEqual(scanner.next(), None)
def test_next_int(self): """A test of the next_int method of the JavaLikeScanner class.""" scanner = JavaLikeScanner("0 1 23 456\n7\t8 9 test 10") self.assertEqual(scanner.next_int(), 0) self.assertEqual(scanner.next_int(), 1) self.assertEqual(scanner.next_int(), 23) self.assertEqual(scanner.next_int(), 456) self.assertEqual(scanner.next_int(), 7) self.assertEqual(scanner.next_int(), 8) self.assertEqual(scanner.next_int(), 9) self.assertEqual(scanner.next_int(), None) self.assertEqual(scanner.next_int(), None) scanner = JavaLikeScanner("1 \t2 1.5\t5") self.assertEqual(scanner.next_int(), 1) self.assertEqual(scanner.next_int(), 2) self.assertEqual(scanner.next_int(), None) self.assertEqual(scanner.next_int(), None) self.assertEqual(scanner.contents, " 1.5\t5") scanner = JavaLikeScanner("1\t \t") self.assertEqual(scanner.next_int(), 1) self.assertEqual(scanner.next_int(), None) self.assertEqual(scanner.contents, "\t \t") scanner = JavaLikeScanner("") self.assertEqual(scanner.next_int(), None)