Synnefo » ./kamaki

# Copyright 2013 GRNET S.A. All rights reserved.

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from unittest import makeSuite, TestSuite, TextTestRunner, TestCase

from time import sleep

from inspect import getmembers, isclass

from json import loads

from kamaki.clients.connection.test import (

    KamakiConnection,

    KamakiHTTPConnection,

    KamakiResponse,

    KamakiHTTPResponse)

from kamaki.clients.utils.test import Utils

from kamaki.clients.astakos.test import Astakos

from kamaki.clients.compute.test import Compute, ComputeRest

from kamaki.clients.cyclades.test import Cyclades, CycladesRest

from kamaki.clients.image.test import Image

from kamaki.clients.storage.test import Storage

from kamaki.clients.pithos.test import Pithos, PithosRest

class ClientError(TestCase):

    def test___init__(self):

        from kamaki.clients import ClientError

        for msg, status, details, exp_msg, exp_status, exp_details in (

                ('some msg', 42, 0.28, 0, 0, 0),

                ('some msg', 'fail', [], 0, 0, 0),

                ('some msg', 42, 'details on error', 0, 0, 0),

                (

                    '404 {"ExampleError":'

                    ' {"message": "a msg", "code": 42, "details": "dets"}}',

                    404,

                    0,

                    '404 ExampleError (a msg)\n',

                    42,

                    ['dets']),

                (

                    '404 {"ExampleError":'

                    ' {"message": "a msg", "code": 42}}',

                    404,

                    'details on error',

                    '404 ExampleError (a msg)\n',

                    42,

                    0),

                (

                    '404 {"ExampleError":'

                    ' {"details": "Explain your error"}}',

                    404,

                    'details on error',

                    '404 ExampleError',

                    0,

                    ['details on error', 'Explain your error']),

                ('some msg\n', -10, ['details', 'on', 'error'], 0, 0, 0)):

            ce = ClientError(msg, status, details)

            exp_msg = exp_msg or (msg if msg.endswith('\n') else msg + '\n')

            exp_status = exp_status or status

            exp_details = exp_details or details

            self.assertEqual('%s' % ce, exp_msg)

            self.assertEqual(

                exp_status if isinstance(exp_status, int) else 0,

                ce.status)

            self.assertEqual(exp_details, ce.details)

class SilentEvent(TestCase):

    def thread_content(self, methodid):

        wait = 0.1

        self.can_finish = -1

        while self.can_finish < methodid and wait < 4:

            sleep(wait)

            wait = 2 * wait

        self._value = methodid

        self.assertTrue(wait < 4)

    def setUp(self):

        from kamaki.clients import SilentEvent

        self.SE = SilentEvent

    def test_threads(self):

        threads = []

        for i in range(4):

            threads.append(self.SE(self.thread_content, i))

        for t in threads:

            t.start()

        for i in range(4):

            self.assertTrue(threads[i].is_alive())

            self.can_finish = i

            threads[i].join()

            self.assertFalse(threads[i].is_alive())

#  TestCase auxiliary methods

def runTestCase(cls, test_name, args=[], failure_collector=[]):

    """

    :param cls: (TestCase) a set of Tests

    :param test_name: (str)

    :param args: (list) these are prefixed with test_ and used as params when

        instantiating cls

    :param failure_collector: (list) collects info of test failures

    :returns: (int) total # of run tests

    """

    suite = TestSuite()

    if args:

        suite.addTest(cls('_'.join(['test'] + args)))

    else:

        suite.addTest(makeSuite(cls))

    print('* Test * %s *' % test_name)

    r = TextTestRunner(verbosity=2).run(suite)

    failure_collector += r.failures

    return r.testsRun

def _add_value(foo, value):

    def wrap(self):

        return foo(self, value)

    return wrap

def get_test_classes(module=__import__(__name__), name=''):

    module_stack = [module]

    while module_stack:

        module = module_stack[-1]

        module_stack = module_stack[:-1]

        for objname, obj in getmembers(module):

            if (objname == name or not name):

                if isclass(obj) and objname != 'TestCase' and (

                        issubclass(obj, TestCase)):

                    yield (obj, objname)

def main(argv):

    found = False

    failure_collector = list()

    num_of_tests = 0

    for cls, name in get_test_classes(name=argv[1] if len(argv) > 1 else ''):

        found = True

        num_of_tests += runTestCase(cls, name, argv[2:], failure_collector)

    if not found:

        print('Test "%s" not found' % ' '.join(argv[1:]))

    else:

        for i, failure in enumerate(failure_collector):

            print('Failure %s: ' % (i + 1))

            for field in failure:

                print('\t%s' % field)

        print('\nTotal tests run: %s' % num_of_tests)

        print('Total failures: %s' % len(failure_collector))

if __name__ == '__main__':

    from sys import argv

    main(argv)