test/compute/test_voxel.py

# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
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# distributed under the License is distributed on an "AS IS" BASIS,
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import sys
import unittest
from libcloud.py3 import httplib

from libcloud.compute.base import Node, NodeSize, NodeImage, NodeLocation
from libcloud.compute.drivers.voxel import VoxelNodeDriver as Voxel
from libcloud.compute.types import InvalidCredsError

from test import MockHttp
from test.file_fixtures import ComputeFileFixtures

from test.secrets import VOXEL_PARAMS

class VoxelTest(unittest.TestCase):

    def setUp(self):

        Voxel.connectionCls.conn_classes = (None, VoxelMockHttp)
        VoxelMockHttp.type = None
        self.driver = Voxel(*VOXEL_PARAMS)

    def test_auth_failed(self):
        VoxelMockHttp.type = 'UNAUTHORIZED'
        try:
            self.driver.list_nodes()
        except Exception:
            e = sys.exc_info()[1]
            self.assertTrue(isinstance(e, InvalidCredsError))
        else:
            self.fail('test should have thrown')

    def test_response_failure(self):
        VoxelMockHttp.type = 'FAILURE'

        try:
            self.driver.list_nodes()
        except Exception:
            pass
        else:
            self.fail('Invalid response, but exception was not thrown')

    def test_list_nodes(self):
        VoxelMockHttp.type = 'LIST_NODES'
        nodes = self.driver.list_nodes()

        self.assertEqual(len(nodes), 1)
        self.assertEqual(nodes[0].name, 'www.voxel.net')

    def test_list_sizes(self):
        sizes = self.driver.list_sizes()

        self.assertEqual(len(sizes), 13)

    def test_list_images(self):
        VoxelMockHttp.type = 'LIST_IMAGES'
        images = self.driver.list_images()

        self.assertEqual(len(images), 1)

    def test_list_locations(self):
        VoxelMockHttp.type = 'LIST_LOCATIONS'
        locations = self.driver.list_locations()

        self.assertEqual(len(locations), 2)
        self.assertEqual(locations[0].name, 'Amsterdam')

    def test_create_node_invalid_disk_size(self):
        image = NodeImage(id=1, name='Ubuntu 8.10 (intrepid)', driver=self.driver)
        size = NodeSize(1, '256 slice', None, None, None, None, driver=self.driver)
        location = NodeLocation(id=1, name='Europe', country='England',
                                driver=self.driver)

        try:
            self.driver.create_node(name='foo', image=image, size=size,
                                    location=location)
        except ValueError:
            pass
        else:
            self.fail('Invalid disk size provided but an exception was not'
                      ' thrown')

    def test_create_node(self):
        VoxelMockHttp.type = 'CREATE_NODE'
        image = NodeImage(id=1, name='Ubuntu 8.10 (intrepid)', driver=self.driver)
        size = NodeSize(1, '256 slice', 1024, 500, None, None, driver=self.driver)
        location = NodeLocation(id=1, name='Europe', country='England',
                                driver=self.driver)

        node = self.driver.create_node(name='foo', image=image, size=size,
                                       location=location)
        self.assertEqual(node.id, '1234')

        node = self.driver.create_node(name='foo', image=image, size=size,
                                       location=location, voxel_access=True)
        self.assertEqual(node.id, '1234')

    def test_reboot_node(self):
        VoxelMockHttp.type = 'REBOOT_NODE'
        node = Node(id=72258, name=None, state=None, public_ips=None, private_ips=None,
                    driver=self.driver)

        self.assertTrue(node.reboot())

    def test_destroy_node(self):
        VoxelMockHttp.type = 'DESTROY_NODE'
        node = Node(id=72258, name=None, state=None, public_ips=None, private_ips=None,
                    driver=self.driver)

        self.assertTrue(node.destroy())

class VoxelMockHttp(MockHttp):

    fixtures = ComputeFileFixtures('voxel')

    def _UNAUTHORIZED(self, method, url, body, headers):
        body = self.fixtures.load('unauthorized.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

    def _FAILURE(self, method, url, body, headers):
        body = self.fixtures.load('failure.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

    def _LIST_NODES(self, method, url, body, headers):
        body = self.fixtures.load('nodes.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

    def _LIST_IMAGES(self, method, url, body, headers):
        body = self.fixtures.load('images.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

    def _LIST_LOCATIONS(self, method, url, body, headers):
        body = self.fixtures.load('locations.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

    def _CREATE_NODE(self, method, url, body, headers):
        body = self.fixtures.load('create_node.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

    def _REBOOT_NODE(self, method, url, body, headers):
        body = self.fixtures.load('success.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

    def _DESTROY_NODE(self, method, url, body, headers):
        body = self.fixtures.load('success.xml')
        return (httplib.OK, body, {}, httplib.responses[httplib.OK])

if __name__ == '__main__':
    sys.exit(unittest.main())