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#!/usr/bin/env python
#
# Copyright (C) 2015 The Android Open Source Project
#
# 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.
#
"""Runs the libc++ tests against the platform libc++."""
from __future__ import print_function
import argparse
import logging
import os
import sys
THIS_DIR = os.path.dirname(os.path.realpath(__file__))
ANDROID_DIR = os.path.realpath(os.path.join(THIS_DIR, '../..'))
def logger():
"""Returns the logger for the module."""
return logging.getLogger(__name__)
def call(cmd, *args, **kwargs):
"""subprocess.call with logging."""
import subprocess
logger().info('call %s', ' '.join(cmd))
return subprocess.call(cmd, *args, **kwargs)
def check_call(cmd, *args, **kwargs):
"""subprocess.check_call with logging."""
import subprocess
logger().info('check_call %s', ' '.join(cmd))
return subprocess.check_call(cmd, *args, **kwargs)
class ArgParser(argparse.ArgumentParser):
"""Parses command line arguments."""
def __init__(self):
super(ArgParser, self).__init__()
self.add_argument(
'--compiler', choices=('clang', 'gcc'), default='clang')
self.add_argument(
'--bitness', choices=(32, 64), type=int, default=32)
self.add_argument('--host', action='store_true')
def gen_test_config(bitness, compiler, host):
"""Generates the test configuration makefile for buildcmds."""
testconfig_mk_path = os.path.join(THIS_DIR, 'buildcmds/testconfig.mk')
with open(testconfig_mk_path, 'w') as test_config:
if compiler == 'clang':
print('LOCAL_CLANG := true', file=test_config)
elif compiler == 'gcc':
print('LOCAL_CLANG := false', file=test_config)
if bitness == 32:
print('LOCAL_MULTILIB := 32', file=test_config)
elif bitness == 64:
print('LOCAL_MULTILIB := 64', file=test_config)
if compiler == 'clang':
print('LOCAL_CXX := $(LOCAL_PATH)/buildcmdscc $(CLANG_CXX)',
file=test_config)
else:
if host:
prefix = 'HOST_'
else:
prefix = 'TARGET_'
print('LOCAL_CXX := $(LOCAL_PATH)/buildcmdscc '
'$($(LOCAL_2ND_ARCH_VAR_PREFIX){}CXX)'.format(prefix),
file=test_config)
if host:
print('include $(BUILD_HOST_EXECUTABLE)', file=test_config)
else:
print('include $(BUILD_EXECUTABLE)', file=test_config)
def mmm(path):
"""Invokes the Android build command mmm."""
makefile = os.path.join(path, 'Android.mk')
main_mk = 'build/core/main.mk'
env = dict(os.environ)
env['ONE_SHOT_MAKEFILE'] = makefile
env['LIBCXX_TESTING'] = 'true'
cmd = [
'make', '-j', '-C', ANDROID_DIR, '-f', main_mk,
'MODULES-IN-' + path.replace('/', '-'),
]
check_call(cmd, env=env)
def gen_build_cmds(bitness, compiler, host):
"""Generates the build commands file for the test runner."""
gen_test_config(bitness, compiler, host)
mmm('external/libcxx/buildcmds')
def main():
"""Program entry point."""
logging.basicConfig(level=logging.INFO)
args, lit_args = ArgParser().parse_known_args()
lit_path = os.path.join(ANDROID_DIR, 'external/llvm/utils/lit/lit.py')
gen_build_cmds(args.bitness, args.compiler, args.host)
mode_str = 'host' if args.host else 'device'
android_mode_arg = '--param=android_mode=' + mode_str
site_cfg_path = os.path.join(THIS_DIR, 'test/lit.site.cfg')
site_cfg_arg = '--param=libcxx_site_config=' + site_cfg_path
default_test_path = os.path.join(THIS_DIR, 'test')
have_filter_args = False
for arg in lit_args:
# If the argument is a valid path with default_test_path, it is a test
# filter.
real_path = os.path.realpath(arg)
if not real_path.startswith(default_test_path):
continue
if not os.path.exists(real_path):
continue
have_filter_args = True
break # No need to keep scanning.
lit_args = ['-sv', android_mode_arg, site_cfg_arg] + lit_args
cmd = ['python', lit_path] + lit_args
if not have_filter_args:
cmd.append(default_test_path)
sys.exit(call(cmd))
if __name__ == '__main__':
main()
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