test/lit.site.cfg

import os

config.configuration_variant = 'libcxx.android'
config.android_root = os.getenv('ANDROID_BUILD_TOP')
config.libcxx_src_root = os.path.join(config.android_root, 'external/libcxx')
config.python_executable = '/usr/bin/python'

config.timeout = '300'

# Let the main config do the real work.
lit_config.load_config(
    config, os.path.join(config.libcxx_src_root, 'test/lit.cfg'))