def test_readline_and_read(self):
"""Test exercising one byte reads, readline, and then read again."""
transport = self.get_transport()
transport.put_bytes('sample', '0\n2\n4\n')
f = pack.ReadVFile(transport.readv('sample', [(0, 6)]))
results = []
results.append(f.read(1))
results.append(f.readline())
results.append(f.read(4))
self.assertEqual(['0', '\n', '2\n4\n'], results)
def test_readline(self):
"""Test using readline() as ContainerReader does.
This is always within a readv hunk, never across it.
"""
transport = self.get_transport()
transport.put_bytes('sample', '0\n2\n4\n')
f = pack.ReadVFile(transport.readv('sample', [(0, 2), (2, 4)]))
results = []
results.append(f.readline())
results.append(f.readline())
results.append(f.readline())
self.assertEqual(['0\n', '2\n', '4\n'], results)
def test_read_bytes(self):
"""Test reading of both single bytes and all bytes in a hunk."""
transport = self.get_transport()
transport.put_bytes('sample', '0123456789')
f = pack.ReadVFile(
transport.readv('sample', [(0, 1), (1, 2), (4, 1), (6, 2)]))
results = []
results.append(f.read(1))
results.append(f.read(2))
results.append(f.read(1))
results.append(f.read(1))
results.append(f.read(1))
self.assertEqual(['0', '12', '4', '6', '7'], results)