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

"""

Tests for :module:`pagure.lib.mimetype`.

"""

from __future__ import unicode_literals, absolute_import

import os

import unittest

import sys

from pagure.lib import mimetype

sys.path.insert(0, os.path.join(os.path.dirname(

    os.path.abspath(__file__)), '..'))

class TestMIMEType(unittest.TestCase):

    def test_guess_type(self):

        dataset = [

            ('hello.html', None, 'text/html', None),

            ('hello.html', b'#!', 'text/html', 'ascii'),

            ('hello', b'#!', 'text/plain', 'ascii'),

            ('hello.jpg', None, 'image/jpeg', None),

            ('hello.jpg', b'#!', 'image/jpeg', None),

            ('hello.jpg', b'\0', 'image/jpeg', None),

            (None, '😋'.encode("utf-8"), 'text/plain', 'utf-8'),

            ('hello', b'\0', 'application/octet-stream', None),

            ('hello', None, None, None)

        ]

        for data in dataset:

            result = mimetype.guess_type(data[0], data[1])

            self.assertEqual(

                (data[2], data[3]), result,

                "Wrong mimetype for filename %r and content %r"

                % (data[0], data[1])

            )

    def test_get_html_file_headers(self):

        result = mimetype.get_type_headers('hello.html', None)

        expected = {

            'Content-Type': 'application/octet-stream',

            'Content-Disposition': 'attachment',

            'X-Content-Type-Options': 'nosniff'

        }

        self.assertEqual(result, expected)

    def test_get_normal_headers(self):

        dataset = [

            ('hello', b'#!', 'text/plain; charset=ascii'),

            ('hello.jpg', None, 'image/jpeg'),

            ('hello.jpg', b'#!', 'image/jpeg'),

            ('hello.jpg', b'\0', 'image/jpeg'),

            (None, '😋'.encode("utf-8"), 'text/plain; charset=utf-8'),

            ('hello', b'\0', 'application/octet-stream')

        ]

        for data in dataset:

            result = mimetype.get_type_headers(data[0], data[1])

            self.assertEqual(

                result['Content-Type'], data[2],

                "Wrong Content-Type for filename %r and content %r"

                % (data[0], data[1])

            )

    def test_get_none_header(self):

        self.assertIsNone(mimetype.get_type_headers('hello', None))

if __name__ == '__main__':

    unittest.main(verbosity=2)