def test_recover(self):
# basic without range
reader = ChunkReader(None, None, {})
reader.recover(10)
self.assertEqual(reader.request_headers['Range'], 'bytes=10-')
# full byte range
reader = ChunkReader(None, None, {'Range': 'bytes=21-40'})
reader.recover(10)
self.assertEqual(reader.request_headers['Range'], 'bytes=31-40')
# ask byte range too large
self.assertRaises(exc.UnsatisfiableRange, reader.recover, 100)
# ask empty byte range
self.assertRaises(exc.EmptyByteRange, reader.recover, 10)
# prefix byte range
reader = ChunkReader(None, None, {'Range': 'bytes=11-'})
reader.recover(10)
self.assertEqual(reader.request_headers['Range'], 'bytes=21-')
# suffix byte range
reader = ChunkReader(None, None, {'Range': 'bytes=-50'})
reader.recover(10)
self.assertEqual(reader.request_headers['Range'], 'bytes=-40')
# single byte range
reader = ChunkReader(None, None, {'Range': 'bytes=0-0'})
# ask empty byte range
self.assertRaises(exc.EmptyByteRange, reader.recover, 1)
def test_recover(self):
# basic without range
reader = ChunkReader(None, None, {})
reader.recover(10)
self.assertEqual(reader.request_headers["Range"], "bytes=10-")
# full byte range
reader = ChunkReader(None, None, {"Range": "bytes=21-40"})
reader.recover(10)
self.assertEqual(reader.request_headers["Range"], "bytes=31-40")
# ask byte range too large
self.assertRaises(exc.UnsatisfiableRange, reader.recover, 100)
# ask empty byte range
self.assertRaises(exc.EmptyByteRange, reader.recover, 10)
# prefix byte range
reader = ChunkReader(None, None, {"Range": "bytes=11-"})
reader.recover(10)
self.assertEqual(reader.request_headers["Range"], "bytes=21-")
# suffix byte range
reader = ChunkReader(None, None, {"Range": "bytes=-50"})
reader.recover(10)
self.assertEqual(reader.request_headers["Range"], "bytes=-40")
# single byte range
reader = ChunkReader(None, None, {"Range": "bytes=0-0"})
# ask empty byte range
self.assertRaises(exc.EmptyByteRange, reader.recover, 1)
