# -*- coding: utf-8 -*-
# test__resource.py
# Copyright (C) 2017 LEAP
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
"""
Tests for Soledad server main resource.
"""
from twisted.trial import unittest
from twisted.web.test.test_web import DummyRequest
from twisted.web.wsgi import WSGIResource
from twisted.web.resource import getChildForRequest
from twisted.internet import reactor

from leap.soledad.server._resource import PublicResource
from leap.soledad.server._resource import LocalResource
from leap.soledad.server._server_info import ServerInfo
from leap.soledad.server._blobs import BlobsResource
from leap.soledad.server._incoming import IncomingResource
from leap.soledad.server.gzip_middleware import GzipMiddleware


_pool = reactor.getThreadPool()


class PublicResourceTestCase(unittest.TestCase):

    def test_get_root(self):
        blobs_resource = None  # doesn't matter
        resource = PublicResource(
            blobs_resource=blobs_resource, sync_pool=_pool)
        request = DummyRequest([''])
        child = getChildForRequest(resource, request)
        self.assertIsInstance(child, ServerInfo)

    def test_get_blobs_enabled(self):
        blobs_resource = BlobsResource("filesystem", '/tmp')
        resource = PublicResource(
            blobs_resource=blobs_resource, sync_pool=_pool)
        request = DummyRequest(['blobs'])
        child = getChildForRequest(resource, request)
        self.assertIsInstance(child, BlobsResource)

    def test_get_blobs_disabled(self):
        blobs_resource = None
        resource = PublicResource(
            blobs_resource=blobs_resource, sync_pool=_pool)
        request = DummyRequest(['blobs'])
        child = getChildForRequest(resource, request)
        # if blobs is disabled, the request should be routed to sync
        self.assertIsInstance(child, WSGIResource)
        self.assertIsInstance(child._application, GzipMiddleware)

    def test_get_sync(self):
        blobs_resource = None  # doesn't matter
        resource = PublicResource(
            blobs_resource=blobs_resource, sync_pool=_pool)
        request = DummyRequest(['user-db', 'sync-from', 'source-id'])
        child = getChildForRequest(resource, request)
        self.assertIsInstance(child, WSGIResource)
        self.assertIsInstance(child._application, GzipMiddleware)

    def test_no_incoming_on_public_resource(self):
        resource = PublicResource(None, sync_pool=_pool)
        request = DummyRequest(['incoming'])
        child = getChildForRequest(resource, request)
        # WSGIResource is returned if a path is unknown
        self.assertIsInstance(child, WSGIResource)

    def test_get_incoming(self):
        resource = LocalResource()
        request = DummyRequest(['incoming'])
        child = getChildForRequest(resource, request)
        self.assertIsInstance(child, IncomingResource)