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#!/usr/bin/env python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Sets environment variables needed to run a chromium unit test."""
import os
import subprocess
import sys
# This is hardcoded to be src/ relative to this script.
ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
def fix_python_path(cmd):
"""Returns the fixed command line to call the right python executable."""
out = cmd[:]
if out[0] == 'python':
out[0] = sys.executable
elif out[0].endswith('.py'):
out.insert(0, sys.executable)
return out
def run_executable(cmd, env):
"""Runs an executable with:
- environment variable CR_SOURCE_ROOT set to the root directory.
- environment variable LANGUAGE to en_US.UTF-8.
- Reuses sys.executable automatically.
"""
# Many tests assume a English interface...
env['LANG'] = 'en_US.UTF-8'
# Used by base/base_paths_linux.cc as an override. Just make sure the default
# logic is used.
env.pop('CR_SOURCE_ROOT', None)
# Ensure paths are correctly separated on windows.
cmd[0] = cmd[0].replace('/', os.path.sep)
cmd = fix_python_path(cmd)
try:
return subprocess.call(cmd, env=env)
except OSError:
print >> sys.stderr, 'Failed to start %s' % cmd
raise
def main():
return run_executable(sys.argv[1:], os.environ.copy())
if __name__ == '__main__':
sys.exit(main())
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