def test_parse_dtab():
assert parse_dtab('') == Dtab.empty()
assert parse_dtab(' /=>! ') == Dtab([Dentry(Path.empty(), NameTree.Fail)])
assert parse_dtab('/=>!;') == Dtab([Dentry(Path.empty(), NameTree.Fail)])
assert parse_dtab('/=>!;/foo=>/bar') == Dtab([
Dentry(Path.empty(), NameTree.Fail),
Dentry(Path('foo'), NameTree.Leaf(Path('bar')))
])
def test_tdispatch(tag):
for contexts in [(), (('foo', 'bar'),), (('foo', 'bar'), ('bork', 'bonk'))]:
for body in ['', 'baz']:
for dest in ['/wat', '/x/y/z']:
msg = Tdispatch(tag, contexts, dest, Dtab.empty(), body.encode('utf-8'))
msg2 = Packet.decode(msg.encode())
assert msg.tag == msg2.tag
assert msg.dest == msg2.dest
assert msg.contexts == msg2.contexts
assert msg.dtab == msg2.dtab
assert msg.body == msg2.body
