# This file is part of beets.
# Copyright 2016, Fabrice Laporte.
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.

"""Tests for the 'hidden' utility."""

import ctypes
import errno
import subprocess
import sys
import tempfile
import unittest

from beets import util
from beets.util import bytestring_path, hidden


class HiddenFileTest(unittest.TestCase):
    def setUp(self):
        pass

    def test_osx_hidden(self):
        if not sys.platform == "darwin":
            self.skipTest("sys.platform is not darwin")
            return

        with tempfile.NamedTemporaryFile(delete=False) as f:
            try:
                command = ["chflags", "hidden", f.name]
                subprocess.Popen(command).wait()
            except OSError as e:
                if e.errno == errno.ENOENT:
                    self.skipTest("unable to find chflags")
                else:
                    raise e

            assert hidden.is_hidden(bytestring_path(f.name))

    def test_windows_hidden(self):
        if not sys.platform == "win32":
            self.skipTest("sys.platform is not windows")
            return

        # FILE_ATTRIBUTE_HIDDEN = 2 (0x2) from GetFileAttributes documentation.
        hidden_mask = 2

        with tempfile.NamedTemporaryFile() as f:
            # Hide the file using
            success = ctypes.windll.kernel32.SetFileAttributesW(
                f.name, hidden_mask
            )

            if not success:
                self.skipTest("unable to set file attributes")

            assert hidden.is_hidden(f.name)

    def test_other_hidden(self):
        if sys.platform == "darwin" or sys.platform == "win32":
            self.skipTest("sys.platform is known")
            return

        with tempfile.NamedTemporaryFile(prefix=".tmp") as f:
            fn = util.bytestring_path(f.name)
            assert hidden.is_hidden(fn)