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# Copyright 2014-2017 Insight Software Consortium.
# Copyright 2004-2009 Roman Yakovenko.
# Distributed under the Boost Software License, Version 1.0.
# See http://www.boost.org/LICENSE_1_0.txt
import os
from . import autoconfig
from pygccxml import parser
TEST_FILE = os.path.join(autoconfig.data_directory, 'core_cache.hpp')
cache_file = os.path.join(
autoconfig.data_directory,
'pygccxml.cache')
def reset_cache():
if os.path.exists(cache_file) and os.path.isfile(cache_file):
os.remove(cache_file)
def touch():
# Need to change file.
with open(TEST_FILE, "a+") as header:
header.write("//touch")
def test_update_cache():
reset_cache()
config = autoconfig.cxx_parsers_cfg.config.clone()
# Save the content of the header file for later
with open(TEST_FILE, "r") as old_header:
content = old_header.read()
declarations = parser.parse([TEST_FILE], config)
cache = parser.file_cache_t(cache_file)
cache.update(
source_file=TEST_FILE,
configuration=config,
declarations=declarations,
included_files=[])
assert declarations == cache.cached_value(
TEST_FILE,
config)
touch()
assert cache.cached_value(TEST_FILE, config) is None
# We wrote a //touch in the header file. Just replace the file with the
# original content. The touched file would be sometimes commited by
# error as it was modified.
with open(TEST_FILE, "w") as new_header:
new_header.write(content)
def test_cache_from_file():
reset_cache()
config = autoconfig.cxx_parsers_cfg.config.clone()
declarations = parser.parse([TEST_FILE], config)
cache = parser.file_cache_t(cache_file)
cache.update(
source_file=TEST_FILE,
configuration=config,
declarations=declarations,
included_files=[])
assert declarations == cache.cached_value(
TEST_FILE,
config)
cache.flush()
cache = parser.file_cache_t(cache_file)
assert declarations == cache.cached_value(
TEST_FILE,
config)
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