def test_write_big(ftp_writable):
host, port, user, pw = ftp_writable
fs = FTPFileSystem(host, port, user, pw, block_size=1000)
fn = '/bigger'
with fs.open(fn, 'wb') as f:
f.write(b'o' * 500)
assert not fs.exists(fn)
f.write(b'o' * 1000)
fs.invalidate_cache()
assert fs.exists(fn)
f.write(b'o' * 200)
f.flush()
assert f.buffer.tell() == 0
assert fs.cat(fn) == b'o' * 1700
def test_write_big(ftp_writable, cache_type):
host, port, user, pw = ftp_writable
fs = FTPFileSystem(host,
port,
user,
pw,
block_size=1000,
cache_type=cache_type)
fn = "/bigger"
with fs.open(fn, "wb") as f:
f.write(b"o" * 500)
assert not fs.exists(fn)
f.write(b"o" * 1000)
fs.invalidate_cache()
assert fs.exists(fn)
f.write(b"o" * 200)
f.flush()
assert fs.info(fn)["size"] == 1700
assert fs.cat(fn) == b"o" * 1700