mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-07-11 12:25:52 +00:00
8c8b97685b
This adds a lexer capable of handling the XDR protocol files. The lexical rquirements are detailed in https://www.rfc-editor.org/rfc/rfc4506#section-6.2 pytest is introduced as a build dependancy for testing python code. Reviewed-by: Michal Privoznik <mprivozn@redhat.com> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
117 lines
5.9 KiB
Python
117 lines
5.9 KiB
Python
# SPDX-License-Identifier: LGPL-2.1-or-later
|
|
|
|
from pathlib import Path
|
|
|
|
from rpcgen.lexer import (
|
|
XDRLexer,
|
|
XDRTokenIdentifier,
|
|
XDRTokenPunctuation,
|
|
XDRTokenConstant,
|
|
)
|
|
|
|
|
|
def test_lexer():
|
|
p = Path(Path(__file__).parent, "simple.x")
|
|
with p.open("r") as fp:
|
|
lexer = XDRLexer(fp)
|
|
|
|
tokens = []
|
|
while True:
|
|
tok = lexer.next()
|
|
if tok is None:
|
|
break
|
|
tokens.append(tok)
|
|
|
|
assert tokens == [
|
|
XDRTokenIdentifier(line=3, column=0, value="const"),
|
|
XDRTokenIdentifier(line=3, column=6, value="MAXUSERNAME"),
|
|
XDRTokenPunctuation(line=3, column=18, value="="),
|
|
XDRTokenConstant(line=3, column=20, value="32"),
|
|
XDRTokenPunctuation(line=3, column=22, value=";"),
|
|
XDRTokenIdentifier(line=4, column=0, value="const"),
|
|
XDRTokenIdentifier(line=4, column=6, value="MAXFILELEN"),
|
|
XDRTokenPunctuation(line=4, column=17, value="="),
|
|
XDRTokenConstant(line=4, column=19, value="65535"),
|
|
XDRTokenPunctuation(line=4, column=24, value=";"),
|
|
XDRTokenIdentifier(line=5, column=0, value="const"),
|
|
XDRTokenIdentifier(line=5, column=6, value="MAXNAMELEN"),
|
|
XDRTokenPunctuation(line=5, column=17, value="="),
|
|
XDRTokenConstant(line=5, column=19, value="255"),
|
|
XDRTokenPunctuation(line=5, column=22, value=";"),
|
|
XDRTokenIdentifier(line=10, column=0, value="enum"),
|
|
XDRTokenIdentifier(line=10, column=5, value="filekind"),
|
|
XDRTokenPunctuation(line=10, column=14, value="{"),
|
|
XDRTokenIdentifier(line=11, column=3, value="TEXT"),
|
|
XDRTokenPunctuation(line=11, column=8, value="="),
|
|
XDRTokenConstant(line=11, column=10, value="0"),
|
|
XDRTokenPunctuation(line=11, column=11, value=","),
|
|
XDRTokenIdentifier(line=12, column=3, value="DATA"),
|
|
XDRTokenPunctuation(line=12, column=8, value="="),
|
|
XDRTokenConstant(line=12, column=10, value="1"),
|
|
XDRTokenPunctuation(line=12, column=11, value=","),
|
|
XDRTokenIdentifier(line=13, column=3, value="EXEC"),
|
|
XDRTokenPunctuation(line=13, column=8, value="="),
|
|
XDRTokenConstant(line=13, column=10, value="2"),
|
|
XDRTokenPunctuation(line=14, column=0, value="}"),
|
|
XDRTokenPunctuation(line=14, column=1, value=";"),
|
|
XDRTokenIdentifier(line=19, column=0, value="union"),
|
|
XDRTokenIdentifier(line=19, column=6, value="filetype"),
|
|
XDRTokenIdentifier(line=19, column=15, value="switch"),
|
|
XDRTokenPunctuation(line=19, column=22, value="("),
|
|
XDRTokenIdentifier(line=19, column=23, value="filekind"),
|
|
XDRTokenIdentifier(line=19, column=32, value="kind"),
|
|
XDRTokenPunctuation(line=19, column=36, value=")"),
|
|
XDRTokenPunctuation(line=19, column=38, value="{"),
|
|
XDRTokenIdentifier(line=20, column=0, value="case"),
|
|
XDRTokenIdentifier(line=20, column=5, value="TEXT"),
|
|
XDRTokenPunctuation(line=20, column=9, value=":"),
|
|
XDRTokenIdentifier(line=21, column=3, value="void"),
|
|
XDRTokenPunctuation(line=21, column=7, value=";"),
|
|
XDRTokenIdentifier(line=22, column=0, value="case"),
|
|
XDRTokenIdentifier(line=22, column=5, value="DATA"),
|
|
XDRTokenPunctuation(line=22, column=9, value=":"),
|
|
XDRTokenIdentifier(line=23, column=3, value="string"),
|
|
XDRTokenIdentifier(line=23, column=10, value="creator"),
|
|
XDRTokenPunctuation(line=23, column=17, value="<"),
|
|
XDRTokenIdentifier(line=23, column=18, value="MAXNAMELEN"),
|
|
XDRTokenPunctuation(line=23, column=28, value=">"),
|
|
XDRTokenPunctuation(line=23, column=29, value=";"),
|
|
XDRTokenIdentifier(line=24, column=0, value="case"),
|
|
XDRTokenIdentifier(line=24, column=5, value="EXEC"),
|
|
XDRTokenPunctuation(line=24, column=9, value=":"),
|
|
XDRTokenIdentifier(line=25, column=3, value="string"),
|
|
XDRTokenIdentifier(line=25, column=10, value="interpretor"),
|
|
XDRTokenPunctuation(line=25, column=21, value="<"),
|
|
XDRTokenIdentifier(line=25, column=22, value="MAXNAMELEN"),
|
|
XDRTokenPunctuation(line=25, column=32, value=">"),
|
|
XDRTokenPunctuation(line=25, column=33, value=";"),
|
|
XDRTokenPunctuation(line=26, column=0, value="}"),
|
|
XDRTokenPunctuation(line=26, column=1, value=";"),
|
|
XDRTokenIdentifier(line=30, column=0, value="struct"),
|
|
XDRTokenIdentifier(line=30, column=7, value="file"),
|
|
XDRTokenPunctuation(line=30, column=12, value="{"),
|
|
XDRTokenIdentifier(line=31, column=3, value="string"),
|
|
XDRTokenIdentifier(line=31, column=10, value="filename"),
|
|
XDRTokenPunctuation(line=31, column=18, value="<"),
|
|
XDRTokenIdentifier(line=31, column=19, value="MAXNAMELEN"),
|
|
XDRTokenPunctuation(line=31, column=29, value=">"),
|
|
XDRTokenPunctuation(line=31, column=30, value=";"),
|
|
XDRTokenIdentifier(line=32, column=3, value="filetype"),
|
|
XDRTokenIdentifier(line=32, column=12, value="type"),
|
|
XDRTokenPunctuation(line=32, column=16, value=";"),
|
|
XDRTokenIdentifier(line=33, column=3, value="string"),
|
|
XDRTokenIdentifier(line=33, column=10, value="owner"),
|
|
XDRTokenPunctuation(line=33, column=15, value="<"),
|
|
XDRTokenIdentifier(line=33, column=16, value="MAXUSERNAME"),
|
|
XDRTokenPunctuation(line=33, column=27, value=">"),
|
|
XDRTokenPunctuation(line=33, column=28, value=";"),
|
|
XDRTokenIdentifier(line=34, column=3, value="opaque"),
|
|
XDRTokenIdentifier(line=34, column=10, value="data"),
|
|
XDRTokenPunctuation(line=34, column=14, value="<"),
|
|
XDRTokenIdentifier(line=34, column=15, value="MAXFILELEN"),
|
|
XDRTokenPunctuation(line=34, column=25, value=">"),
|
|
XDRTokenPunctuation(line=34, column=26, value=";"),
|
|
XDRTokenPunctuation(line=35, column=0, value="}"),
|
|
XDRTokenPunctuation(line=35, column=1, value=";"),
|
|
]
|