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#!/usr/bin/env python3
# Copyright 2016 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS-IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from absl.testing import parameterized
from fruit_test_common import *
class TestDefnHIncludes(parameterized.TestCase):
def test_defn_file_inclusion(self):
if os.sep != '/':
# This only works in platforms where paths are /-separated.
return
include_pattern = re.compile(' *#include *<(.*)> *')
fruit_headers_root_absolute_path = os.path.abspath(PATH_TO_FRUIT_STATIC_HEADERS)
includes = {}
for root, _, files in os.walk(fruit_headers_root_absolute_path):
for file in files:
if file.endswith('.h'):
path = os.path.join(root, file)
with open(path, 'r') as f:
current_includes = set()
for line in f.readlines():
# Remove the newline
line = line[:-1]
matches = re.match(include_pattern, line)
if matches:
current_includes.add(matches.groups()[0])
root_relative_path = root.replace(fruit_headers_root_absolute_path, '')
relative_path = os.path.join(root_relative_path, file)
if relative_path.startswith(os.sep):
relative_path = relative_path[1:]
includes[relative_path] = current_includes
for defn_file, defn_file_includes in includes.items():
if defn_file.endswith('.defn.h'):
main_header_file = defn_file.replace('.defn.h', '.h')
# This is a special case where we don't follow the convention, so we need to specify the corresponding main
# header file explicitly.
if defn_file == 'fruit/impl/component_functors.defn.h':
main_header_file = 'fruit/component.h'
# The .defn.h files for headers in fruit/ are in fruit/impl/
alternative_main_header_file = main_header_file.replace('fruit/impl/', 'fruit/')
if main_header_file not in includes and alternative_main_header_file not in includes:
raise Exception('Can\'t find the .h header corresponding to: %s. Considered: %s' % (defn_file, (main_header_file, alternative_main_header_file)))
if main_header_file not in defn_file_includes and alternative_main_header_file not in defn_file_includes:
raise Exception('%s should have included %s, but it includes only: %s' % (defn_file, main_header_file, defn_file_includes))
if main_header_file in includes and defn_file not in includes[main_header_file]:
raise Exception('%s should have included %s, but it includes only: %s' % (main_header_file, defn_file, includes[main_header_file]))
if alternative_main_header_file in includes and defn_file not in includes[alternative_main_header_file]:
raise Exception('%s should have included %s, but it includes only: %s' % (main_header_file, defn_file, includes[alternative_main_header_file]))
for other_header, other_header_includes in includes.items():
if other_header not in (main_header_file, alternative_main_header_file) and defn_file in other_header_includes:
raise Exception('Unexpected direct include: %s includes %s' % (other_header, defn_file))
if __name__ == '__main__':
absltest.main()
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