class CharacterStreamTest(TestCase):
def setUp(self):
self._text = "sample text"
self._handler = MagicMock()
self._stream = Stream(iter(self._text), self._handler)
def test_returns_all_characters(self):
self.assertEqual(self._text, "".join(self._stream.take_all()))
def test_triggers_handler(self):
self._stream.take_all()
self.assertEqual(len(self._text), self._handler.call_count)
def test_look_ahead_does_not_trigger_handler(self):
self._stream.look_ahead()
self._handler.assert_not_called()
class ListStreamTest(TestCase):
def setUp(self):
self._text = "sample text"
self._handler = MagicMock()
self._stream = Stream([c for c in self._text], self._handler)
def test_returns_all_characters(self):
self.assertEqual(self._text, "".join(self._stream.take_all()))
class CharacterStreamTest(TestCase):
def setUp(self):
self._text = "sample text"
self._handler = MagicMock()
self._stream = Stream(iter(self._text), self._handler)
def test_returns_all_characters(self):
self.assertEqual(self._text, "".join(self._stream.take_all()))
def test_triggers_handler(self):
self._stream.take_all()
self.assertEqual(len(self._text), self._handler.call_count)
def test_look_ahead_does_not_trigger_handler(self):
self._stream.look_ahead()
self._handler.assert_not_called()
class ListStreamTest(TestCase):
def setUp(self):
self._text = "sample text"
self._handler = MagicMock()
self._stream = Stream([c for c in self._text], self._handler)
def test_returns_all_characters(self):
self.assertEqual(self._text, "".join(self._stream.take_all()))
class ListStreamTest(TestCase):
def setUp(self):
self._text = "sample text"
self._handler = MagicMock()
self._stream = Stream([c for c in self._text], self._handler)
def test_returns_all_characters(self):
self._verify_stream_content_is(self._text)
def test_push(self):
self._stream.push("abcdef")
self._verify_stream_content_is("abcdef" + self._text)
def _verify_stream_content_is(self, expected):
self.assertEqual(expected, "".join(self._stream.take_all()))