# -*- coding: utf-8 -*-
# Copyright (c) 2011, Sebastian Wiesner <lunaryorn@gmail.com>
# All rights reserved.

# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:

# 1. Redistributions of source code must retain the above copyright notice,
#    this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

from __future__ import (print_function, division, unicode_literals,
                        absolute_import)

import pytest

from sphinxcontrib.programoutput import _slice


def test_slice_simple():
    assert _slice('2') == (2, None)
    assert _slice('2,2') == (2, 2)


def test_slice_empty():
    with pytest.raises(ValueError) as exc:
        assert _slice('')
    assert str(exc.value) == "invalid literal for int() with base 10: ''"


def test_slice_no_int():
    with pytest.raises(ValueError) as exc:
        _slice('foo,2')
    assert str(exc.value) == "invalid literal for int() with base 10: 'foo'"


def test_slice_too_many():
    with pytest.raises(ValueError) as exc:
        _slice('2,2,2')
    assert str(exc.value) == 'too many slice parts'