# -*- python -*-
# Copyright 2016 The Native Client Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import os

Import('env')

# The "-m" flag is not supported on Windows.
if env.Bit('host_windows') or env.Bit('nacl_glibc'):
  Return()

env = env.Clone()

# Create a temporary directory and populate it with some files.
# Layout:
#
# | tempDir (MOUNTED DIRECTORY)
#   >   tempFile
#   >   tempSymlink
#   |   tempSubDir
#     >   tempSubFile
# | inaccessibleDir (INACCESSIBLE)
# | inaccessibleFile (INACCESSIBLE)

temp_dir_path = env.MakeTempDir(prefix='temp_dir')
temp_file_path = env.MakeEmptyFile(prefix='temp_file', dir=temp_dir_path)
temp_symlink_path = os.path.join(temp_dir_path, 'temp_symlink')
os.symlink(temp_file_path, temp_symlink_path)
temp_sub_dir_path = env.MakeTempDir(prefix='temp_sub_dir', dir=temp_dir_path)
temp_sub_dir_file_path = env.MakeEmptyFile(prefix='temp_sub_file',
                                           dir=temp_sub_dir_path)
inaccessible_dir_path = env.MakeTempDir(prefix='temp_inaccessible_dir')
inaccessible_file_path = env.MakeEmptyFile(prefix='temp_inaccessible_file')

temp_directory_files = [temp_dir_path, temp_file_path, temp_symlink_path,
                        temp_sub_dir_path, temp_sub_dir_file_path,
                        inaccessible_dir_path, inaccessible_file_path]

# Only grab the suffix of the file path
temp_directory_files = [os.path.basename(f) for f in temp_directory_files]
mounted_directory = temp_dir_path

limited_file_access_nexe = env.ComponentProgram('limited_file_access',
                                                'limited_file_access.cc',
                                                EXTRA_LIBS=['${PTHREAD_LIBS}',
                                                            '${NONIRT_LIBS}'])

node = env.CommandSelLdrTestNacl(
    'limited_file_access_test.out',
    limited_file_access_nexe,
    args=temp_directory_files,
    sel_ldr_flags=['-m', mounted_directory])

env.AddNodeToTestSuite(node, ['small_tests'], 'run_limited_file_access_test')