def test_normal_read(self):
with temppath() as tpath:
with open(tpath, 'w') as writer:
writer.write('abcd')
with open(tpath) as reader:
sreader = _SeekableReader(reader)
eq_(sreader.read(3), 'abc')
eq_(sreader.read(2), 'd')
ok_(not sreader.read(1))
def test_normal_read(self):
with temppath() as tpath:
with open(tpath, 'w') as writer:
writer.write('abcd')
with open(tpath) as reader:
sreader = _SeekableReader(reader)
eq_(sreader.read(3), 'abc')
eq_(sreader.read(2), 'd')
ok_(not sreader.read(1))
def test_buffered_read(self):
with temppath() as tpath:
with open(tpath, 'w') as writer:
writer.write('abcdefghi')
with open(tpath) as reader:
sreader = _SeekableReader(reader, 3)
eq_(sreader.read(1), 'a')
eq_(sreader.read(3), 'bcd')
sreader.seek(-3, os.SEEK_CUR)
eq_(sreader.read(2), 'bc')
eq_(sreader.read(6), 'defghi')
ok_(not sreader.read(1))
def test_buffered_read(self):
with temppath() as tpath:
with open(tpath, 'w') as writer:
writer.write('abcdefghi')
with open(tpath) as reader:
sreader = _SeekableReader(reader, 3)
eq_(sreader.read(1), 'a')
eq_(sreader.read(3), 'bcd')
sreader.seek(-3, os.SEEK_CUR)
eq_(sreader.read(2), 'bc')
eq_(sreader.read(6), 'defghi')
ok_(not sreader.read(1))