def test_scroll_reverse(self):
scrolled = scroller.scroll(self.test_str)
test_length = len(self.test_str) - 1
for _ in range(test_length):
string = next(scrolled)
scrolled = scroller.scroll(string, rev=True)
for _ in range(test_length):
string = next(scrolled)
self.assertEqual(string, self.test_str)
def test_scroll_separator_when_reversed(self):
sep = ' '
scrolled = scroller.scroll(self.test_str, sep=sep, rev=True)
string = self.test_str + sep
for i in range(len(self.test_str)):
string = scroller.permute(string, rev=True)
self.assertEqual(next(scrolled), string)
def test_scroll_separator(self):
sep = ' '
scrolled = scroller.scroll(self.test_str, sep=sep)
string = self.test_str + sep
for _ in range(len(self.test_str)):
string = scroller.permute(string)
self.assertEqual(next(scrolled), string)
def test_scroll_static_when_reversed(self):
scrolled = scroller.scroll(self.test_str, static=True, rev=True)
for i in range(len(self.test_str)):
self.assertEqual(next(scrolled), self.test_str)
def test_scroll(self):
scrolled = scroller.scroll(self.test_str)
string = self.test_str
for _ in range(len(self.test_str)):
string = scroller.permute(string)
self.assertEqual(next(scrolled), string)