# Copyright (C) 2007, 2009, 2010, 2011 Canonical Ltd
#
# 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

"""Testing of breezy.transport.http.ca_bundle module."""

import os
import sys

from ..transport.http import ca_bundle
from . import TestCaseInTempDir, TestSkipped


class TestGetCAPath(TestCaseInTempDir):
    def setUp(self):
        super().setUp()
        self.overrideEnv("CURL_CA_BUNDLE", None)
        self.overrideEnv("PATH", None)

    def _make_file(self, in_dir="."):
        fname = os.path.join(in_dir, "curl-ca-bundle.crt")
        with open(fname, "w") as f:
            f.write("spam")

    def test_found_nothing(self):
        self.assertEqual("", ca_bundle.get_ca_path(use_cache=False))

    def test_env_var(self):
        self.overrideEnv("CURL_CA_BUNDLE", "foo.bar")
        self._make_file()
        self.assertEqual("foo.bar", ca_bundle.get_ca_path(use_cache=False))

    def test_in_path(self):
        if sys.platform != "win32":
            raise TestSkipped("Searching in PATH implemented only for win32")
        os.mkdir("foo")
        in_dir = os.path.join(self.test_dir, "foo")
        self._make_file(in_dir=in_dir)
        self.overrideEnv("PATH", in_dir)
        shouldbe = os.path.join(in_dir, "curl-ca-bundle.crt")
        self.assertEqual(shouldbe, ca_bundle.get_ca_path(use_cache=False))
