コード例 #1
0
class MatlabGraderTest(TransactionTestCase):
    """Test that we can send messages to the xqueue
    and receive a response from a Mathworks server

    The test requires that the Mathworks end-point is set up
    correctly in the settings:

    * `XQUEUES` must contain an entry for matlab: `{'matlab': URL }`

    * `MATLAB_API_KEY` must contain the API key to send the Mathworks servers.

    You can specify these in test_env.json (see test_settings.py for details)
    If the required settings cannot be loaded, the test will fail."""

    # Choose a unique queue name to prevent conflicts in Jenkins
    QUEUE_NAME = 'matlab_%s' % uuid4().hex

    def setUp(self):
        """Set up the client and stubs to be used across tests."""

        # Attempt to load settings for the Mathworks servers
        self.api_key = settings.MATHWORKS_API_KEY
        self.grader_url = settings.XQUEUES.get('matlab', None)

        # Skip if the settings are missing
        if self.api_key is None or self.grader_url is None:
            raise SkipTest('You must specify an API key and URL for Mathworks in test_env.json')

        # Create the response listener
        # which listens for responses on an open port
        self.response_listener = GradeResponseListener()

        # Create the client (input submissions)
        # and configure it to send messages
        # that xqueue will send to our response listener
        self.client = XQueueTestClient(self.response_listener.port_num())

        # Create the user and make sure we are logged in
        XQueueTestClient.create_user('test', '*****@*****.**', 'password')
        self.client.login(username='******', password='******')

        # Start up workers to pull messages from the queue
        # and forward them to our grader
        PassiveGraderStub.start_workers_for_grader_url(MatlabGraderTest.QUEUE_NAME,
                                                       self.grader_url)

    def tearDown(self):
        """Stop each of the listening services to free up the ports"""
        self.response_listener.stop()

        # Stop the workers we started earlier
        PassiveGraderStub.stop_workers()

        # Delete the queue we created
        PassiveGraderStub.delete_queue(MatlabGraderTest.QUEUE_NAME)

    def test_matlab_check_correct(self):
        response = self._submit_to_mathworks("assert(isequal(x,1))", "x=1")

        expected = dedent("""
        <div class='matlabResponse'><div style='white-space:pre' class='commandWindowOutput'>
        x =

             1

        </div><ul></ul></div>
        """).strip()

        self.assertEqual(response.get('msg', None), expected)
        self.assertEqual(response.get('correct', None), True)
        self.assertEqual(response.get('score', None), 1)

    def test_matlab_check_incorrect(self):
        response = self._submit_to_mathworks("assert(isequal(x,1))", "x=5")

        expected = dedent("""
        <div class='matlabResponse'><div style='white-space:pre' class='commandWindowOutput'>
        x =

             5

        </div><ul><li>Assertion failed.
        </li></ul></div>
        """).strip()

        self.assertEqual(response.get('msg', None), expected)
        self.assertEqual(response.get('correct', None), False)
        self.assertEqual(response.get('score', None), 0)

    def test_matlab_graph(self):
        response = self._submit_to_mathworks("peaks;", "")

        # The response message is usually very long,
        # so we scan for the CSS tag instead.
        response_msg = response.get('msg', '')
        self.assertTrue('matlabFigures' in response_msg)

        self.assertEqual(response.get('correct', None), True)
        self.assertEqual(response.get('score', None), 1)

    def test_matlab_invalid(self):
        response = self._submit_to_mathworks("invalid", "x=5")

        expected = dedent("""
        <div class='matlabResponse'><div style='white-space:pre' class='commandWindowOutput'>
        x =

             5

        </div><ul><li>Undefined function or variable 'invalid'.
        </li></ul></div>
        """).strip()

        self.assertEqual(response.get('msg', None), expected)
        self.assertEqual(response.get('correct', None), False)
        self.assertEqual(response.get('score', None), 0)

    def _submit_to_mathworks(self, matlab_code, student_input):
        """Assert that Mathworks servers provide the correct response.

        `matlab_code`: Matlab code to be processed by external servers (string)

        `student_input`: The student's response (string)

        Returns the response from Mathworks (dict)"""

        payload = "%%api_key=%s\n%%%%\n%s\n" % (self.api_key, matlab_code)

        # Tell the xqueue to forward messages to the mathworks grader
        # using our unique queue name
        xqueue_settings = {MatlabGraderTest.QUEUE_NAME: self.grader_url}
        with override_settings(XQUEUES=xqueue_settings):

            # Send the XQueue a submission to be graded
            submission = self.client.build_request(MatlabGraderTest.QUEUE_NAME,
                                                   grader_payload=payload,
                                                   student_response=student_input)

            self.client.send_request(submission)

            # Poll the response listener until we get a response
            # or reach the timeout
            def poll_func(listener):
                return len(listener.get_grade_responses()) > 0
            success = self.response_listener.block_until(poll_func,
                                                         sleep_time=0.5,
                                                         timeout=10.0)

        # Check that we did not time out
        self.assertTrue(success, 'Timed out waiting for response')

        # Return the response
        responses = self.response_listener.get_grade_responses()
        xqueue_body = responses[0]['response']['xqueue_body']
        return xqueue_body
コード例 #2
0
class MatlabGraderTest(TransactionTestCase):
    """Test that we can send messages to the xqueue
    and receive a response from a Mathworks server

    The test requires that the Mathworks end-point is set up
    correctly in the settings:

    * `XQUEUES` must contain an entry for matlab: `{'matlab': URL }`

    * `MATLAB_API_KEY` must contain the API key to send the Mathworks servers.

    You can specify these in test_env.json (see test_settings.py for details)
    If the required settings cannot be loaded, the test will fail."""

    # Choose a unique queue name to prevent conflicts in Jenkins
    QUEUE_NAME = 'matlab_%s' % uuid4().hex

    def setUp(self):
        """Set up the client and stubs to be used across tests."""

        # Attempt to load settings for the Mathworks servers
        self.api_key = settings.MATHWORKS_API_KEY
        self.grader_url = settings.XQUEUES.get('matlab', None)

        # Skip if the settings are missing
        if self.api_key is None or self.grader_url is None:
            raise SkipTest(
                'You must specify an API key and URL for Mathworks in test_env.json'
            )

        # Create the response listener
        # which listens for responses on an open port
        self.response_listener = GradeResponseListener()

        # Create the client (input submissions)
        # and configure it to send messages
        # that xqueue will send to our response listener
        self.client = XQueueTestClient(self.response_listener.port_num())

        # Create the user and make sure we are logged in
        XQueueTestClient.create_user('test', '*****@*****.**', 'password')
        self.client.login(username='******', password='******')

        # Start up workers to pull messages from the queue
        # and forward them to our grader
        PassiveGraderStub.start_workers_for_grader_url(
            MatlabGraderTest.QUEUE_NAME, self.grader_url)

    def tearDown(self):
        """Stop each of the listening services to free up the ports"""
        self.response_listener.stop()

        # Stop the workers we started earlier
        PassiveGraderStub.stop_workers()

        # Delete the queue we created
        PassiveGraderStub.delete_queue(MatlabGraderTest.QUEUE_NAME)

    def test_matlab_check_correct(self):
        response = self._submit_to_mathworks("assert(isequal(x,1))", "x=1")

        expected = dedent("""
        <div class='matlabResponse'><div style='white-space:pre' class='commandWindowOutput'>
        x =

             1

        </div><ul></ul></div>
        """).strip()

        self.assertEqual(response.get('msg', None), expected)
        self.assertEqual(response.get('correct', None), True)
        self.assertEqual(response.get('score', None), 1)

    def test_matlab_check_incorrect(self):
        response = self._submit_to_mathworks("assert(isequal(x,1))", "x=5")

        expected = dedent("""
        <div class='matlabResponse'><div style='white-space:pre' class='commandWindowOutput'>
        x =

             5

        </div><ul><li>Assertion failed.
        </li></ul></div>
        """).strip()

        self.assertEqual(response.get('msg', None), expected)
        self.assertEqual(response.get('correct', None), False)
        self.assertEqual(response.get('score', None), 0)

    def test_matlab_graph(self):
        response = self._submit_to_mathworks("peaks;", "")

        # The response message is usually very long,
        # so we scan for the CSS tag instead.
        response_msg = response.get('msg', '')
        self.assertTrue('matlabFigures' in response_msg)

        self.assertEqual(response.get('correct', None), True)
        self.assertEqual(response.get('score', None), 1)

    def test_matlab_invalid(self):
        response = self._submit_to_mathworks("invalid", "x=5")

        expected = dedent("""
        <div class='matlabResponse'><div style='white-space:pre' class='commandWindowOutput'>
        x =

             5

        </div><ul><li>Undefined function or variable 'invalid'.
        </li></ul></div>
        """).strip()

        self.assertEqual(response.get('msg', None), expected)
        self.assertEqual(response.get('correct', None), False)
        self.assertEqual(response.get('score', None), 0)

    def _submit_to_mathworks(self, matlab_code, student_input):
        """Assert that Mathworks servers provide the correct response.

        `matlab_code`: Matlab code to be processed by external servers (string)

        `student_input`: The student's response (string)

        Returns the response from Mathworks (dict)"""

        payload = "%%api_key=%s\n%%%%\n%s\n" % (self.api_key, matlab_code)

        # Tell the xqueue to forward messages to the mathworks grader
        # using our unique queue name
        xqueue_settings = {MatlabGraderTest.QUEUE_NAME: self.grader_url}
        with override_settings(XQUEUES=xqueue_settings):

            # Send the XQueue a submission to be graded
            submission = self.client.build_request(
                MatlabGraderTest.QUEUE_NAME,
                grader_payload=payload,
                student_response=student_input)

            self.client.send_request(submission)

            # Poll the response listener until we get a response
            # or reach the timeout
            def poll_func(listener):
                return len(listener.get_grade_responses()) > 0

            success = self.response_listener.block_until(poll_func,
                                                         sleep_time=0.5,
                                                         timeout=10.0)

        # Check that we did not time out
        self.assertTrue(success, 'Timed out waiting for response')

        # Return the response
        responses = self.response_listener.get_grade_responses()
        xqueue_body = responses[0]['response']['xqueue_body']
        return xqueue_body
コード例 #3
0
class PassiveGraderTest(TransactionTestCase):
    """Test that we can send messages to the xqueue
    and receive a response when using a "passive" external
    grader (one that expects xqueue to send it submissions)"""

    GRADER_RESPONSE = {'submission_data': 'test'}

    # Choose a unique queue name to prevent conflicts
    # in Jenkins
    QUEUE_NAME = 'test_queue_%s' % uuid4().hex

    def setUp(self):
        """Set up the client and stubs to be used across tests."""
        # Create the grader
        self.grader = SimplePassiveGrader(PassiveGraderTest.GRADER_RESPONSE)

        # Create the response listener
        # and configure it to receive messages on a local port
        self.response_listener = GradeResponseListener()

        # Create the client (input submissions)
        # and configure it to send messages
        # that will be sent back to our response listener
        self.client = XQueueTestClient(self.response_listener.port_num())

        # Create the user and make sure we are logged in
        XQueueTestClient.create_user('test', '*****@*****.**', 'password')
        self.client.login(username='******', password='******')

        # Start up workers to pull messages from the queue
        # and forward them to our grader
        self.grader.start_workers(PassiveGraderTest.QUEUE_NAME)

    def tearDown(self):
        """Stop each of the listening services to free up the ports"""
        self.grader.stop()
        self.response_listener.stop()

        # Stop the workers we started earlier
        SimplePassiveGrader.stop_workers()

        # Delete the queue we created
        SimplePassiveGrader.delete_queue(PassiveGraderTest.QUEUE_NAME)

    def test_submission(self):
        """Submit a single response to the XQueue and check that
        we get the expected response."""

        payload = {'test': 'test'}
        student_input = 'test response'

        # Tell the xqueue to forward messages to our grader
        xqueue_settings = {PassiveGraderTest.QUEUE_NAME: self.grader.grader_url()}
        with override_settings(XQUEUES=xqueue_settings):

            # Send the XQueue a submission to be graded
            submission = self.client.build_request(PassiveGraderTest.QUEUE_NAME,
                                                   grader_payload=payload,
                                                   student_response=student_input)

            self.client.send_request(submission)

            # Poll the response listener until we get a response
            # or reach the timeout
            def poll_func(listener):
                return len(listener.get_grade_responses()) > 0
            success = self.response_listener.block_until(poll_func,
                                                         sleep_time=0.5,
                                                         timeout=4.0)

        # Check that we did not time out
        self.assertTrue(success)

        # Check the response matches what we expect
        responses = self.response_listener.get_grade_responses()
        xqueue_body = responses[0]['response']['xqueue_body']
        self.assertEqual(PassiveGraderTest.GRADER_RESPONSE, xqueue_body)
コード例 #4
0
class PassiveGraderTest(unittest.TestCase):
    """Test that we can send messages to the xqueue
    and receive a response when using a "passive" external
    grader (one that expects xqueue to send it submissions)"""

    GRADER_RESPONSE = {'submission_data': 'test'}

    # Choose a unique queue name to prevent conflicts
    # in Jenkins
    QUEUE_NAME = 'test_queue_%s' % uuid4().hex

    def setUp(self):
        """Set up the client and stubs to be used across tests."""
        # Create the grader
        self.grader = SimplePassiveGrader(PassiveGraderTest.GRADER_RESPONSE)

        # Create the response listener
        # and configure it to receive messages on a local port
        self.response_listener = GradeResponseListener()

        # Create the client (input submissions)
        # and configure it to send messages
        # that will be sent back to our response listener
        self.client = XQueueTestClient(self.response_listener.port_num())

        # Create the user and make sure we are logged in
        XQueueTestClient.create_user('test', '*****@*****.**', 'password')
        self.client.login(username='******', password='******')

        # Start up workers to pull messages from the queue
        # and forward them to our grader
        self.grader.start_workers(PassiveGraderTest.QUEUE_NAME)

    def tearDown(self):
        """Stop each of the listening services to free up the ports"""
        self.grader.stop()
        self.response_listener.stop()

        # Stop the workers we started earlier
        SimplePassiveGrader.stop_workers()

        # Delete the queue we created
        SimplePassiveGrader.delete_queue(PassiveGraderTest.QUEUE_NAME)

    def test_submission(self):
        """Submit a single response to the XQueue and check that
        we get the expected response."""

        payload = {'test': 'test'}
        student_input = 'test response'

        # Tell the xqueue to forward messages to our grader
        xqueue_settings = {
            PassiveGraderTest.QUEUE_NAME: self.grader.grader_url()
        }
        with override_settings(XQUEUES=xqueue_settings):

            # Send the XQueue a submission to be graded
            submission = self.client.build_request(
                PassiveGraderTest.QUEUE_NAME,
                grader_payload=payload,
                student_response=student_input)

            self.client.send_request(submission)

            # Poll the response listener until we get a response
            # or reach the timeout
            poll_func = lambda listener: len(listener.get_grade_responses()
                                             ) > 0
            success = self.response_listener.block_until(poll_func,
                                                         sleep_time=0.5,
                                                         timeout=4.0)

        # Check that we did not time out
        self.assertTrue(success)

        # Check the response matches what we expect
        responses = self.response_listener.get_grade_responses()
        xqueue_body = responses[0]['response']['xqueue_body']
        self.assertEqual(PassiveGraderTest.GRADER_RESPONSE, xqueue_body)
コード例 #5
0
class ActiveGraderTest(TransactionTestCase):
    """Test that we can send messages to the xqueue
    and receive a response when using an "active" external
    grader (one that polls the XQueue and pushes responses using
    a REST-like interface)
    """

    GRADER_RESPONSE = {'submission_data': 'test'}

    # Choose a unique queue name to prevent conflicts
    # in Jenkins
    QUEUE_NAME = 'test_queue_%s' % uuid4().hex

    def setUp(self):
        """Set up the client and stubs to be used across tests."""
        # Create the grader
        self.grader = SimpleActiveGrader(ActiveGraderTest.QUEUE_NAME,
                                         ActiveGraderTest.GRADER_RESPONSE)

        # Create the response listener
        # and configure it to receive messages on a local port
        self.response_listener = GradeResponseListener()

        # Create the client (input submissions)
        # and configure it to send messages
        # that will be sent back to our response listener
        self.client = XQueueTestClient(self.response_listener.port_num())

        # Create the user and make sure we are logged in
        XQueueTestClient.create_user('test', '*****@*****.**', 'password')
        self.client.login(username='******', password='******')

        # Since the ActiveGraderStub is polling the XQueue,
        # we do NOT need to start any workers (consumers)
        # that pull messages from the XQueue and pass them on

    def tearDown(self):
        """Stop each of the listening services to free up the ports"""
        self.grader.stop()
        self.response_listener.stop()

    def test_submission(self):
        """Submit a single response to the XQueue and check that
        we get the expected response."""
        payload = {'test': 'test'}
        student_input = 'test response'

        # Add our queue to the available queues
        # Otherwise, XQueue will not process our messages
        # We set the callback URL to None because XQueue does not
        # need to forward the messages; instead, our ActiveGrader
        # polls for them
        xqueue_settings = settings.XQUEUES
        xqueue_settings[ActiveGraderTest.QUEUE_NAME] = None
        with override_settings(XQUEUES=xqueue_settings):

            # Send the XQueue a submission to be graded
            submission = self.client.build_request(
                ActiveGraderTest.QUEUE_NAME,
                grader_payload=payload,
                student_response=student_input)

            self.client.send_request(submission)

            # Poll the response listener until we get a response
            # or reach the timeout
            def poll_func(listener):
                return len(listener.get_grade_responses()) > 0

            success = self.response_listener.block_until(poll_func,
                                                         sleep_time=0.5,
                                                         timeout=4.0)

        # Check that we did not time out
        self.assertTrue(success)

        # Check the response matches what we expect
        responses = self.response_listener.get_grade_responses()
        xqueue_body = responses[0]['response']['xqueue_body']
        self.assertEqual(ActiveGraderTest.GRADER_RESPONSE, xqueue_body)
コード例 #6
0
class ActiveGraderTest(TransactionTestCase):
    """Test that we can send messages to the xqueue
    and receive a response when using an "active" external
    grader (one that polls the XQueue and pushes responses using
    a REST-like interface)
    """

    GRADER_RESPONSE = {'submission_data': 'test'}

    # Choose a unique queue name to prevent conflicts
    # in Jenkins
    QUEUE_NAME = 'test_queue_%s' % uuid4().hex

    def setUp(self):
        """Set up the client and stubs to be used across tests."""
        # Create the grader
        self.grader = SimpleActiveGrader(ActiveGraderTest.QUEUE_NAME,
                                         ActiveGraderTest.GRADER_RESPONSE)

        # Create the response listener
        # and configure it to receive messages on a local port
        self.response_listener = GradeResponseListener()

        # Create the client (input submissions)
        # and configure it to send messages
        # that will be sent back to our response listener
        self.client = XQueueTestClient(self.response_listener.port_num())

        # Create the user and make sure we are logged in
        XQueueTestClient.create_user('test', '*****@*****.**', 'password')
        self.client.login(username='******', password='******')

        # Since the ActiveGraderStub is polling the XQueue,
        # we do NOT need to start any workers (consumers)
        # that pull messages from the XQueue and pass them on

    def tearDown(self):
        """Stop each of the listening services to free up the ports"""
        self.grader.stop()
        self.response_listener.stop()

        # Delete the queue we created
        SimpleActiveGrader.delete_queue(ActiveGraderTest.QUEUE_NAME)

    def test_submission(self):
        """Submit a single response to the XQueue and check that
        we get the expected response."""
        payload = {'test': 'test'}
        student_input = 'test response'

        # Add our queue to the available queues
        # Otherwise, XQueue will not process our messages
        # We set the callback URL to None because XQueue does not
        # need to forward the messages; instead, our ActiveGrader
        # polls for them
        xqueue_settings = settings.XQUEUES
        xqueue_settings[ActiveGraderTest.QUEUE_NAME] = None
        with override_settings(XQUEUES=xqueue_settings):

            # Send the XQueue a submission to be graded
            submission = self.client.build_request(ActiveGraderTest.QUEUE_NAME,
                                                   grader_payload=payload,
                                                   student_response=student_input)

            self.client.send_request(submission)

            # Poll the response listener until we get a response
            # or reach the timeout
            def poll_func(listener):
                return len(listener.get_grade_responses()) > 0
            success = self.response_listener.block_until(poll_func,
                                                         sleep_time=0.5,
                                                         timeout=4.0)

        # Check that we did not time out
        self.assertTrue(success)

        # Check the response matches what we expect
        responses = self.response_listener.get_grade_responses()
        xqueue_body = responses[0]['response']['xqueue_body']
        self.assertEqual(ActiveGraderTest.GRADER_RESPONSE, xqueue_body)