Synnefo

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"""

This is the burnin class that tests the Pithos functionality

"""

import os

import random

import tempfile

from synnefo_tools.burnin.common import BurninTests, Proper, \

    QPITHOS, QADD, QREMOVE

# pylint: disable=too-many-public-methods

class PithosTestSuite(BurninTests):

    """Test Pithos functionality"""

    containers = Proper(value=None)

    created_container = Proper(value=None)

    def test_001_list_containers(self):

        """Test container list actually returns containers"""

        self._set_pithos_account(self._get_uuid())

        self.containers = self._get_list_of_containers()

        self.assertGreater(len(self.containers), 0)

    def test_002_unique_containers(self):

        """Test if containers have unique names"""

        names = [n['name'] for n in self.containers]

        names = sorted(names)

        self.assertEqual(sorted(list(set(names))), names)

    def test_003_create_container(self):

        """Test creating a new container"""

        names = [n['name'] for n in self.containers]

        while True:

            rand_num = random.randint(1000, 9999)

            rand_name = "%s%s" % (self.run_id, rand_num)

            self.info("Trying container name %s", rand_name)

            if rand_name not in names:

                break

            self.info("Container name %s already exists", rand_name)

        # Create container

        self._create_pithos_container(rand_name)

        # Verify that container is created

        containers = self._get_list_of_containers()

        self.info("Verify that container %s is created", rand_name)

        names = [n['name'] for n in containers]

        self.assertIn(rand_name, names)

        # Keep the name of the container so we can remove it

        # at cleanup phase, if something goes wrong.

        self.created_container = rand_name

    def test_004_upload_file(self):

        """Test uploading a txt file to Pithos"""

        # Create a tmp file

        with tempfile.TemporaryFile(dir=self.temp_directory) as fout:

            fout.write("This is a temp file")

            fout.seek(0, 0)

            # Upload the file,

            # The container is the one choosen during the `create_container'

            self.clients.pithos.upload_object("test.txt", fout)

            # Verify quotas

            size = os.fstat(fout.fileno()).st_size

            changes = \

                {self._get_uuid(): [(QPITHOS, QADD, size, None)]}

            self._check_quotas(changes)

    def test_005_download_file(self):

        """Test downloading the file from Pithos"""

        # Create a tmp directory to save the file

        with tempfile.TemporaryFile(dir=self.temp_directory) as fout:

            self.clients.pithos.download_object("test.txt", fout)

            # Now read the file

            fout.seek(0, 0)

            contents = fout.read()

            # Compare results

            self.info("Comparing contents with the uploaded file")

            self.assertEqual(contents, "This is a temp file")

    def test_006_remove(self):

        """Test removing files and containers from Pithos"""

        self.info("Removing the file %s from container %s",

                  "test.txt", self.created_container)

        # The container is the one choosen during the `create_container'

        content_length = \

            self.clients.pithos.get_object_info("test.txt")['content-length']

        self.clients.pithos.del_object("test.txt")

        # Verify quotas

        changes = \

            {self._get_uuid(): [(QPITHOS, QREMOVE, content_length, None)]}

        self._check_quotas(changes)

        self.info("Removing the container %s", self.created_container)

        self.clients.pithos.purge_container()

        # List containers

        containers = self._get_list_of_containers()

        self.info("Check that the container %s has been deleted",

                  self.created_container)

        names = [n['name'] for n in containers]

        self.assertNotIn(self.created_container, names)

        # We successfully deleted our container, no need to do it

        # in our clean up phase

        self.created_container = None

    @classmethod

    def tearDownClass(cls):  # noqa

        """Clean up"""

        if cls.created_container is not None:

            cls.clients.pithos.del_container(delimiter='/')

            cls.clients.pithos.purge_container()