#!/usr/bin/env python3

#
#  command which created the keystore used in this test case:
#
#  $ for ALIAS in 'repokey a163ec9b d2d51ff2 dc3b169e 78688a0f'; \
#        do keytool -genkey -keystore dummy-keystore.jks \
#        -alias $ALIAS -keyalg 'RSA' -keysize '2048' \
#        -validity '10000' -storepass 123456 \
#        -keypass 123456 -dname 'CN=test, OU=F-Droid'; done
#

import inspect
import logging
import optparse
import os
import sys
import unittest
import tempfile
import textwrap
from unittest import mock
from testcommon import TmpCwd

localmodule = os.path.realpath(
    os.path.join(os.path.dirname(inspect.getfile(inspect.currentframe())), '..'))
print('localmodule: ' + localmodule)
if localmodule not in sys.path:
    sys.path.insert(0, localmodule)

from fdroidserver import common
from fdroidserver import rewritemeta
from fdroidserver.exception import FDroidException


class RewriteMetaTest(unittest.TestCase):
    '''fdroidserver/publish.py'''

    def setUp(self):
        logging.basicConfig(level=logging.DEBUG)
        self.basedir = os.path.join(localmodule, 'tests')
        self.tmpdir = os.path.abspath(os.path.join(self.basedir, '..', '.testfiles'))
        if not os.path.exists(self.tmpdir):
            os.makedirs(self.tmpdir)
        os.chdir(self.basedir)

    def test_rewrite_scenario_trivial(self):

        sys.argv = ['rewritemeta', 'a', 'b']

        with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
            os.mkdir('metadata')
            with open('metadata/a.txt', 'w') as f:
                f.write('Auto Name:a')
            with open('metadata/b.yml', 'w') as f:
                f.write('AutoName: b')

            rewritemeta.main()

            with open('metadata/a.txt') as f:
                self.assertEqual(f.read(), textwrap.dedent('''\
                    Categories:
                    License:Unknown
                    Web Site:
                    Source Code:
                    Issue Tracker:

                    Auto Name:a

                    Auto Update Mode:None
                    Update Check Mode:None
                    '''))

            with open('metadata/b.yml') as f:
                self.assertEqual(f.read(), textwrap.dedent('''\
                    License: Unknown

                    AutoName: b

                    AutoUpdateMode: None
                    UpdateCheckMode: None
                    '''))

    def test_rewrite_scenario_txt_to_yml(self):

        sys.argv = ['rewritemeta', '--to', 'yml', 'a']

        with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
            os.mkdir('metadata')
            with open('metadata/a.txt', 'w') as f:
                f.write('Auto Name:a')

            rewritemeta.main()

            with open('metadata/a.yml') as f:
                self.assertEqual(f.read(), textwrap.dedent('''\
                    License: Unknown

                    AutoName: a

                    AutoUpdateMode: None
                    UpdateCheckMode: None
                    '''))

    def test_rewrite_scenario_txt_to_yml_no_ruamel(self):

        sys.argv = ['rewritemeta', '--to', 'yml', 'a']

        with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
            os.mkdir('metadata')
            with open('metadata/a.txt', 'w') as f:
                f.write('Auto Name:a')

            def boom(*args):
                raise FDroidException(' '.join((str(x) for x in args)))

            with mock.patch('fdroidserver.metadata.write_yaml', boom):
                with self.assertRaises(FDroidException):
                    rewritemeta.main()

            with open('metadata/a.txt') as f:
                self.assertEqual(f.read(), textwrap.dedent('''\
                    Auto Name:a'''))

    def test_rewrite_scenario_yml_no_ruamel(self):
        sys.argv = ['rewritemeta', 'a']
        with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
            os.mkdir('metadata')
            with open('metadata/a.yml', 'w') as f:
                f.write('AutoName: a')

            def boom(*args):
                raise FDroidException(' '.join((str(x) for x in args)))

            with mock.patch('importlib.util.find_spec', boom):
                with self.assertRaises(FDroidException):
                    rewritemeta.main()

            with open('metadata/a.yml') as f:
                self.assertEqual(f.read(), textwrap.dedent('''\
                    AutoName: a'''))


if __name__ == "__main__":
    os.chdir(os.path.dirname(__file__))

    parser = optparse.OptionParser()
    parser.add_option("-v", "--verbose", action="store_true", default=False,
                      help="Spew out even more information than normal")
    (common.options, args) = parser.parse_args(['--verbose'])

    newSuite = unittest.TestSuite()
    newSuite.addTest(unittest.makeSuite(RewriteMetaTest))
    unittest.main(failfast=False)