# -*- coding: utf-8 -*-

# Copyright (C) 2014-2018 Red Hat, Inc.

#

# This copyrighted material is made available to anyone wishing to use,

# modify, copy, or redistribute it subject to the terms and conditions of

# the GNU General Public License v.2, or (at your option) any later version.

# This program is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY expressed or implied, including the implied warranties of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General

# Public License for more details.  You should have received a copy of the

# GNU General Public License along with this program; if not, write to the

# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.  Any Red Hat trademarks that are incorporated in the

# source code or documentation are not subject to the GNU General Public

# License and may only be used or replicated with the express permission of

# Red Hat, Inc.

#

from __future__ import absolute_import

from __future__ import unicode_literals

import io

import dnf.cli.term

import tests.support

from tests.support import mock

class TermTest(tests.support.TestCase):

    """Tests of ```dnf.cli.term.Term``` class."""

    def test_mode_tty(self):

        """Test whether all modes are properly set if the stream is a tty.

        It also ensures that all the values are unicode strings.

        """

        tty = mock.create_autospec(io.IOBase)

        tty.isatty.return_value = True

        def tigetstr(name):

            return '<cap_%(name)s>' % locals()

        with mock.patch('curses.tigetstr', autospec=True, side_effect=tigetstr):

            term = dnf.cli.term.Term(tty)

        self.assertEqual(term.MODE,

                         {u'blink': tigetstr(u'blink'),

                          u'bold': tigetstr(u'bold'),

                          u'dim': tigetstr(u'dim'),

                          u'normal': tigetstr(u'sgr0'),

                          u'reverse': tigetstr(u'rev'),

                          u'underline': tigetstr(u'smul')})

    def test_mode_tty_incapable(self):

        """Test whether modes correct if the stream is an incapable tty.

        It also ensures that all the values are unicode strings.

        """

        tty = mock.create_autospec(io.IOBase)

        tty.isatty.return_value = True

        with mock.patch('curses.tigetstr', autospec=True, return_value=None):

            term = dnf.cli.term.Term(tty)

        self.assertEqual(term.MODE,

                         {u'blink': u'',

                          u'bold': u'',

                          u'dim': u'',

                          u'normal': u'',

                          u'reverse': u'',

                          u'underline': u''})

    def test_mode_nontty(self):

        """Test whether all modes are properly set if the stream is not a tty.

        It also ensures that all the values are unicode strings.

        """

        nontty = mock.create_autospec(io.IOBase)

        nontty.isatty.return_value = False

        term = dnf.cli.term.Term(nontty)

        self.assertEqual(term.MODE,

                         {u'blink': u'',

                          u'bold': u'',

                          u'dim': u'',

                          u'normal': u'',

                          u'reverse': u'',

                          u'underline': u''})