def test_exception_effect(self):
reader = OFReader("abcdefg")
with self.assertRaisesRegexp(loxi.ProtocolError, "Buffer too short"):
reader.skip(8)
self.assertEquals(reader.is_empty(), False)
reader.skip(7)
self.assertEquals(reader.is_empty(), True)
def test_exception_effect(self):
reader = OFReader(b"abcdefg")
with self.assertRaisesRegex(loxi.ProtocolError, "Buffer too short"):
reader.skip(8)
self.assertEqual(reader.is_empty(), False)
reader.skip(7)
self.assertEqual(reader.is_empty(), True)
def test_peek(self):
reader = OFReader("abcdefg")
self.assertEquals(reader.peek('2s')[0], "ab")
self.assertEquals(reader.peek('2s')[0], "ab")
self.assertEquals(reader.read('2s')[0], "ab")
self.assertEquals(reader.peek('2s')[0], "cd")
reader.skip(2)
self.assertEquals(reader.read('3s')[0], "efg")
with self.assertRaisesRegexp(loxi.ProtocolError, "Buffer too short"):
reader.peek('s')
def test_peek(self):
reader = OFReader(b"abcdefg")
self.assertEqual(reader.peek('2s')[0], b"ab")
self.assertEqual(reader.peek('2s')[0], b"ab")
self.assertEqual(reader.read('2s')[0], b"ab")
self.assertEqual(reader.peek('2s')[0], b"cd")
reader.skip(2)
self.assertEqual(reader.read('3s')[0], b"efg")
with self.assertRaisesRegex(loxi.ProtocolError, "Buffer too short"):
reader.peek('s')
def test_empty(self):
reader = OFReader("abcdefg")
self.assertEquals(reader.is_empty(), False)
reader.skip(6)
self.assertEquals(reader.is_empty(), False)
reader.skip(1)
self.assertEquals(reader.is_empty(), True)
with self.assertRaisesRegexp(loxi.ProtocolError, "Buffer too short"):
reader.skip(1)
def test_skip(self):
reader = OFReader("abcdefg")
reader.skip(4)
self.assertEquals(reader.read('s')[0], "e")
with self.assertRaisesRegexp(loxi.ProtocolError, "Buffer too short"):
reader.skip(3)
def test_slice(self):
reader = OFReader("abcdefg")
reader.skip(2)
self.assertEquals(reader.slice(3).read_all(), "cde")
self.assertEquals(reader.slice(2).read_all(), "fg")
self.assertEquals(reader.is_empty(), True)
def test_read_all(self):
reader = OFReader("abcdefg")
reader.skip(2)
self.assertEquals(reader.read_all(), "cdefg")
self.assertEquals(reader.read_all(), "")
def test_slice(self):
reader = OFReader(b"abcdefg")
reader.skip(2)
self.assertEqual(reader.slice(3).read_all(), b"cde")
self.assertEqual(reader.slice(2).read_all(), b"fg")
self.assertEqual(reader.is_empty(), True)
def test_read_all(self):
reader = OFReader(b"abcdefg")
reader.skip(2)
self.assertEqual(reader.read_all(), b"cdefg")
self.assertEqual(reader.read_all(), b"")
def test_skip(self):
reader = OFReader(b"abcdefg")
reader.skip(4)
self.assertEqual(reader.read('s')[0], b"e")
with self.assertRaisesRegex(loxi.ProtocolError, "Buffer too short"):
reader.skip(3)
