ganeti.rapi.resources_unittest.py 4.05 KB
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#!/usr/bin/python
#

# Copyright (C) 2007, 2008 Google Inc.
#
# 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.


"""Script for unittesting the rapi.resources module"""


import os
import unittest
import tempfile
import time

from ganeti import errors
from ganeti.rapi import httperror
from ganeti.rapi import resources
from ganeti.rapi import RESTHTTPServer


class MapperTests(unittest.TestCase):
  """Tests for remote API URI mapper."""

  def setUp(self):
    self.map = resources.Mapper()

  def _TestUri(self, uri, result):
    self.assertEquals(self.map.getController(uri), result)

  def _TestFailingUri(self, uri):
    self.failUnlessRaises(httperror.HTTPNotFound, self.map.getController, uri)

  def testMapper(self):
    """Testing resources.Mapper"""

    self._TestUri("/tags", (resources.R_tags, [], {}))

    self._TestUri('/instances/www.test.com',
                  (resources.R_instances_name,
                   ['www.test.com'],
                   {}))

    self._TestUri('/instances/www.test.com/tags?f=5&f=6&alt=html',
                  (resources.R_instances_name_tags,
                   ['www.test.com'],
                   {'alt': ['html'],
                    'f': ['5', '6'],
                   }))

    self._TestFailingUri("/tag")
    self._TestFailingUri("/instances/does/not/exist")


class R_RootTests(unittest.TestCase):
  """Testing for R_root class."""

  def setUp(self):
    self.root = resources.R_root(None, None, None)

  def testGet(self):
    expected = [
      {'name': 'info', 'uri': '/info'},
      {'name': 'instances', 'uri': '/instances'},
      {'name': 'nodes', 'uri': '/nodes'},
      {'name': 'os', 'uri': '/os'},
      {'name': 'tags', 'uri': '/tags'},
      {'name': 'version', 'uri': '/version'},
      ]
    self.assertEquals(self.root.GET(), expected)


class HttpLogfileTests(unittest.TestCase):
  """Rests for HttpLogfile class."""

  class FakeRequest:
    FAKE_ADDRESS = "1.2.3.4"

    def address_string(self):
      return self.FAKE_ADDRESS

  def setUp(self):
    self.tmpfile = tempfile.NamedTemporaryFile()
    self.logfile = RESTHTTPServer.HttpLogfile(self.tmpfile.name)

  def testFormatLogTime(self):
    self._TestInTimezone(1208646123.0, "Europe/London",
                         "19/Apr/2008:23:02:03 +0000")
    self._TestInTimezone(1208646123, "Europe/Zurich",
                         "19/Apr/2008:23:02:03 +0000")
    self._TestInTimezone(1208646123, "Australia/Sydney",
                         "19/Apr/2008:23:02:03 +0000")

  def _TestInTimezone(self, seconds, timezone, expected):
    """Tests HttpLogfile._FormatLogTime with a specific timezone

    """
    # Preserve environment
    old_TZ = os.environ.get("TZ", None)
    try:
      os.environ["TZ"] = timezone
      time.tzset()
      result = self.logfile._FormatLogTime(seconds)
    finally:
      # Restore environment
      if old_TZ is not None:
        os.environ["TZ"] = old_TZ
      elif "TZ" in os.environ:
        del os.environ["TZ"]
      time.tzset()

    self.assertEqual(result, expected)

  def testClose(self):
    self.logfile.Close()

  def testCloseAndWrite(self):
    request = self.FakeRequest()
    self.logfile.Close()
    self.assertRaises(errors.ProgrammerError, self.logfile.LogRequest,
                      request, "Message")

  def testLogRequest(self):
    request = self.FakeRequest()
    self.logfile.LogRequest(request, "This is only a %s", "test")
    self.logfile.Close()


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