# -*- coding: utf-8 -*-
#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2013  Vassilii Khachaturov
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty 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.
#

import unittest
from unittest.mock import Mock


class LexGettextTest(unittest.TestCase):
    SRC_WORD = "Inflect-me"
    CONTEXT = "how-to-use-lexgettext"
    MSGID = "|" + SRC_WORD

    def setUp(self):
        from ..grampslocale import GrampsTranslations
        from ..grampslocale import GrampsLocale as Loc

        self.trans = GrampsTranslations()

    def setup_sgettext_mock(self, msgval_expected):
        mock = Mock(return_value=msgval_expected)
        self.trans.sgettext = mock

    def tearDown(self):
        try:
            self.trans.sgettext.assert_called_once_with(self.MSGID, self.CONTEXT)
        except AttributeError as e:
            print("Apparently the test has never set up the mock: ", e)

    def testSrcWordOnlyIfNoTranslation(self):
        self.setup_sgettext_mock(self.SRC_WORD)
        result = self.trans.lexgettext(self.MSGID, self.CONTEXT)
        self.assertEqual(result, self.SRC_WORD)

    def test3InflectionsExtractableByNameThroughForm(self):
        translated = "n=TargetNom|g=TargetGen|d=TargetDat"
        self.setup_sgettext_mock(translated)
        lex = self.trans.lexgettext(self.MSGID, self.CONTEXT)
        formatted = "{lex.forms[n]},{lex.forms[g]},{lex.forms[d]}".format(lex=lex)
        self.assertEqual(formatted, "TargetNom,TargetGen,TargetDat")

    def testFirstLexemeFormExtractableAsDefaultString(self):
        translated = "def=Default|v1=Option1|a=AnotherOption"
        self.setup_sgettext_mock(translated)
        lex = self.trans.lexgettext(self.MSGID, self.CONTEXT)
        formatted = "{}".format(lex)
        self.assertEqual(formatted, "Default")


class LexemeTest(unittest.TestCase):
    def setUp(self):
        from ..grampstranslation import Lexeme

        self.lex = Lexeme((("a", "aaa"), ("b", "bbb"), ("c", "ccc")))
        self.zlex = Lexeme({"z": "zzz"})
        self.elex = Lexeme({})

    def testIsHashable(self):
        hash(self.lex)  # throws if not hashable

    # test delegation to an arbitrary string method pulled in from unicode
    def testDefaultStringStartsWithAA(self):
        self.assertTrue(
            self.lex.startswith("aa"),
            msg="default string: {} dict: {}".format(self.lex, self.lex.__dict__),
        )

    def testCanConcatenateStringAndLexeme(self):
        moo = "moo"
        self.assertEqual(moo + self.lex, "mooaaa")

    def testCanConcatenateStringAndLexemeInPlace(self):
        moo = "moo"
        moo += self.lex
        self.assertEqual(moo, "mooaaa")

    def testCanConcatenateLexemeAndStringInPlace(self):
        moo = "moo"
        self.lex += moo
        self.assertEqual(self.lex, "aaamoo")

    def testCanConcatenateTwoLexemes(self):
        aaazzz = self.lex + self.zlex
        self.assertEqual(aaazzz, "aaazzz")

    def testCanJoinTwoLexemes(self):
        aaa_zzz = "_".join([self.lex, self.zlex])
        self.assertEqual(aaa_zzz, "aaa_zzz")

    def testEmptyIterableLikeEmptyString(self):
        self.assertEqual(self.elex, "")


if __name__ == "__main__":
    unittest.main()
