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Viewing changes to grackle/tests/test_client.py

  • Committer: Aaron Bentley
  • Date: 2012-01-10 10:46:26 UTC
  • Revision ID: aaron@canonical.com-20120110104626-39ehw9nhnzdzggtw
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1
 
from BaseHTTPServer import (
2
 
    HTTPServer,
3
 
    BaseHTTPRequestHandler,
4
 
    )
5
 
from email.message import Message
6
 
from email.mime.multipart import MIMEMultipart
7
 
from email.mime.text import MIMEText
8
 
import httplib
9
 
import logging
10
 
import os
11
 
from signal import SIGKILL
12
 
import simplejson
13
 
from StringIO import StringIO
14
 
import sys
15
 
from unittest import TestCase
16
 
from urlparse import urlparse
17
 
 
18
 
from testtools import ExpectedException
19
 
 
20
 
from grackle.client import (
21
 
    GrackleClient,
22
 
    UnparsableDateRange,
23
 
    UnsupportedDisplayType,
24
 
    UnsupportedOrder,
25
 
    )
26
 
from grackle.store import (
27
 
    make_json_message,
28
 
    MemoryStore,
29
 
    )
30
 
 
31
 
 
32
 
def make_message(message_id, body='body', headers=None, hidden=False):
33
 
    if headers is None:
34
 
        headers = {}
35
 
    message_headers = {
36
 
        'Message-Id': message_id,
37
 
        'date': '2005-01-01',
38
 
        'subject': 'subject',
39
 
        'from': 'author',
40
 
        'replies': '',
41
 
        }
42
 
    message_headers.update(headers.items())
43
 
    message = Message()
44
 
    message.set_payload(body)
45
 
    for key, value in message_headers.items():
46
 
        message[key] = value
47
 
    return make_json_message(message_id, message.as_string(), hidden)
48
 
 
49
 
 
50
 
def make_mime_message(message_id, body='body', headers=None, hidden=False,
51
 
                      attachment_type=None):
52
 
    parts = MIMEMultipart()
53
 
    parts.attach(MIMEText(body))
54
 
    if attachment_type is not None:
55
 
        attachment = Message()
56
 
        attachment.set_payload('attactment data.')
57
 
        attachment['Content-Type'] = attachment_type
58
 
        attachment['Content-Disposition'] = 'attachment; filename="file.ext"'
59
 
        parts.attach(attachment)
60
 
    return make_message(message_id, parts.as_string(), headers, hidden)
61
 
 
62
 
 
63
 
class ForkedFakeService:
64
 
    """A Grackle service fake, as a ContextManager."""
65
 
 
66
 
    def __init__(self, port, message_archives=None, write_logs=False):
67
 
        """Constructor.
68
 
 
69
 
        :param port: The tcp port to use.
70
 
        :param message_archives: A dict of lists of dicts representing
71
 
            archives of messages. The outer dict represents the archive,
72
 
            the list represents the list of messages for that archive.
73
 
        :param write_logs: If true, log messages will be written to stdout.
74
 
        """
75
 
        self.pid = None
76
 
        self.port = port
77
 
        if message_archives is None:
78
 
            self.message_archives = {}
79
 
        else:
80
 
            self.message_archives = message_archives
81
 
        self.read_end, self.write_end = os.pipe()
82
 
        self.write_logs = write_logs
83
 
 
84
 
    @staticmethod
85
 
    def from_client(client, message_archives=None):
86
 
        """Instantiate a ForkedFakeService from the client.
87
 
 
88
 
        :param port: The client to provide service for.
89
 
        :param message_archives: A dict of lists of dicts representing
90
 
            archives of messages. The outer dict represents the archive,
91
 
            the list represents the list of messages for that archive.
92
 
        """
93
 
        return ForkedFakeService(client.port, message_archives)
94
 
 
95
 
    def is_ready(self):
96
 
        """Tell the parent process that the server is ready for writes."""
97
 
        os.write(self.write_end, 'asdf')
98
 
 
99
 
    def __enter__(self):
100
 
        """Run the service.
101
 
 
102
 
        Fork and start a server in the child.  Return when the server is ready
103
 
        for use."""
104
 
        pid = os.fork()
105
 
        if pid == 0:
106
 
            self.start_server()
107
 
        self.pid = pid
108
 
        os.read(self.read_end, 1)
109
 
        return
110
 
 
111
 
    def start_server(self):
112
 
        """Start the HTTP server."""
113
 
        service = HTTPServer(('', self.port), FakeGrackleRequestHandler)
114
 
        service.store = MemoryStore(self.message_archives)
115
 
        for archive_id, messages in service.store.message_archives.iteritems():
116
 
            for message in messages:
117
 
                message.setdefault('headers', {})
118
 
        self.is_ready()
119
 
        if self.write_logs:
120
 
            logging.basicConfig(
121
 
                stream=sys.stderr, level=logging.INFO)
122
 
        service.serve_forever()
123
 
 
124
 
    def __exit__(self, exc_type, exc_val, traceback):
125
 
        os.kill(self.pid, SIGKILL)
126
 
 
127
 
 
128
 
class FakeGrackleRequestHandler(BaseHTTPRequestHandler):
129
 
    """A request handler that forwards to server.store."""
130
 
 
131
 
    def __init__(self, *args, **kwargs):
132
 
        """Constructor.  Sets up logging."""
133
 
        self.logger = logging.getLogger('http')
134
 
        BaseHTTPRequestHandler.__init__(self, *args, **kwargs)
135
 
 
136
 
    def do_POST(self):
137
 
        """Create a message on POST."""
138
 
        scheme, netloc, path, params, query_string, fragments = (
139
 
            urlparse(self.path))
140
 
        parts = path.split('/')
141
 
        if parts[1] != 'archive':
142
 
            # This is an unknonwn operation?
143
 
            return
144
 
        if 'content-length' in self.headers:
145
 
            operation = 'put_message'
146
 
        else:
147
 
            operation = 'hide_message'
148
 
        if operation == 'put_message':
149
 
            message = self.rfile.read(int(self.headers['content-length']))
150
 
            try:
151
 
                # This expected path is /archive/archive_id/message_id.
152
 
                self.server.store.put_message(parts[2], parts[3], message)
153
 
                self.send_response(httplib.CREATED)
154
 
                self.end_headers()
155
 
                self.wfile.close()
156
 
            except:
157
 
                self.send_error(httplib.BAD_REQUEST)
158
 
        elif operation == 'hide_message':
159
 
            try:
160
 
                # This expected path is /archive/archive_id/message_id.
161
 
                response = self.server.store.hide_message(
162
 
                    parts[2], parts[3], query_string)
163
 
                self.send_response(httplib.OK)
164
 
                self.end_headers()
165
 
                self.wfile.write(simplejson.dumps(response))
166
 
            except:
167
 
                self.send_error(httplib.BAD_REQUEST)
168
 
 
169
 
    def do_GET(self):
170
 
        """Retrieve a list of messages on GET."""
171
 
        scheme, netloc, path, params, query_string, fragments = (
172
 
            urlparse(self.path))
173
 
        parts = path.split('/')
174
 
        if parts[1] == 'archive':
175
 
            try:
176
 
                response = self.server.store.get_messages(
177
 
                    parts[2], query_string)
178
 
                self.send_response(httplib.OK)
179
 
                self.end_headers()
180
 
                self.wfile.write(simplejson.dumps(response))
181
 
            except Exception, error:
182
 
                self.send_response(
183
 
                    httplib.BAD_REQUEST, error.__doc__)
184
 
                return
185
 
 
186
 
    def log_message(self, format, *args):
187
 
        """Override log_message to use standard Python logging."""
188
 
        message = "%s - - [%s] %s\n" % (
189
 
            self.address_string(), self.log_date_time_string(), format % args)
190
 
        self.logger.info(message)
191
 
 
192
 
 
193
 
class TestPutMessage(TestCase):
194
 
 
195
 
    def test_put_message(self):
196
 
        client = GrackleClient('localhost', 8420)
197
 
        message_archives = {'arch1': []}
198
 
        with ForkedFakeService.from_client(client, message_archives):
199
 
            client.put_message('arch1', 'id1', StringIO('This is a message'))
200
 
            response = client.get_messages('arch1')
201
 
        self.assertEqual(1, len(response['messages']))
202
 
        message = response['messages'][0]
203
 
        self.assertEqual('id1', message['message_id'])
204
 
 
205
 
    def test_put_message_without_archive(self):
206
 
        client = GrackleClient('localhost', 8421)
207
 
        message_archives = {'arch1': []}
208
 
        with ForkedFakeService.from_client(client, message_archives):
209
 
            with ExpectedException(Exception, 'wtf'):
210
 
                client.put_message('no-archive', 'id1', StringIO('message'))
211
 
 
212
 
 
213
 
class TestGetMessages(TestCase):
214
 
 
215
 
    def assertIDOrder(self, ids, messages):
216
 
        self.assertEqual(ids, [m['message_id'] for m in messages])
217
 
 
218
 
    def assertMessageIDs(self, ids, messages):
219
 
        self.assertIDOrder(
220
 
            sorted(ids), sorted(messages, key=lambda m: m['message_id']))
221
 
 
222
 
    def test_get_messages(self):
223
 
        client = GrackleClient('localhost', 8430)
224
 
        archive = {
225
 
            'baz': [make_message('foo'), make_message('bar')]}
226
 
        with ForkedFakeService.from_client(client, archive):
227
 
            response = client.get_messages('baz')
228
 
        self.assertEqual(['bar', 'foo'], sorted(m['message_id'] for m in
229
 
            response['messages']))
230
 
        self.assertIs(None, response['next_memo'])
231
 
        self.assertIs(None, response['previous_memo'])
232
 
 
233
 
    def test_get_messages_by_id(self):
234
 
        client = GrackleClient('localhost', 8437)
235
 
        archive = {
236
 
            'baz': [make_message('foo'), make_message('bar')]}
237
 
        with ForkedFakeService.from_client(client, archive):
238
 
            response = client.get_messages('baz', message_ids=['foo'])
239
 
        message, = response['messages']
240
 
        self.assertEqual('foo', message['message_id'])
241
 
 
242
 
    def test_get_messages_batching(self):
243
 
        client = GrackleClient('localhost', 8438)
244
 
        archive = {'baz': [make_message('foo'), make_message('bar')]}
245
 
        with ForkedFakeService.from_client(client, archive):
246
 
            response = client.get_messages('baz', limit=1)
247
 
            self.assertEqual(1, len(response['messages']))
248
 
            messages = response['messages']
249
 
            response = client.get_messages(
250
 
                'baz', limit=1, memo=response['next_memo'])
251
 
            self.assertEqual(1, len(response['messages']))
252
 
            messages.extend(response['messages'])
253
 
            self.assertMessageIDs(['foo', 'bar'], messages)
254
 
 
255
 
    def get_messages_member_order_test(self, key):
256
 
        client = GrackleClient('localhost', 8439)
257
 
        if key == 'author':
258
 
            header_name = 'from'
259
 
        else:
260
 
            header_name = key
261
 
        archive = {
262
 
            'baz': [
263
 
                make_message('foo', headers={header_name: '2011-03-25'}),
264
 
                make_message('bar', headers={header_name: '2011-03-24'}),
265
 
             ]}
266
 
        with ForkedFakeService.from_client(client, archive):
267
 
            response = client.get_messages('baz')
268
 
            self.assertIDOrder(['foo', 'bar'], response['messages'])
269
 
            response = client.get_messages('baz', order=key)
270
 
            self.assertIDOrder(['bar', 'foo'], response['messages'])
271
 
 
272
 
    def test_get_messages_date_order(self):
273
 
        self.get_messages_member_order_test('date')
274
 
 
275
 
    def test_get_messages_author_order(self):
276
 
        self.get_messages_member_order_test('author')
277
 
 
278
 
    def test_get_messages_subject_order(self):
279
 
        self.get_messages_member_order_test('subject')
280
 
 
281
 
    def test_get_messages_thread_subject_order(self):
282
 
        archive = {
283
 
            'baz': [
284
 
                make_message('bar', headers={'subject': 'y'}),
285
 
                make_message('qux', headers={'subject': 'z'}),
286
 
                make_message('foo', headers={'subject': 'x',
287
 
                                             'in-reply-to': 'qux'}),
288
 
             ]}
289
 
        client = GrackleClient('localhost', 8439)
290
 
        with ForkedFakeService.from_client(client, archive):
291
 
            response = client.get_messages('baz')
292
 
            self.assertIDOrder(['bar', 'qux', 'foo'], response['messages'])
293
 
            response = client.get_messages('baz', order='subject')
294
 
            self.assertIDOrder(['foo', 'bar', 'qux'], response['messages'])
295
 
            response = client.get_messages('baz', order='thread_subject')
296
 
            self.assertIDOrder(['bar', 'qux', 'foo'], response['messages'])
297
 
 
298
 
    def test_get_messages_thread_oldest_order(self):
299
 
        client = GrackleClient('localhost', 8439)
300
 
        archive = {
301
 
            'baz': [
302
 
                make_message('bar', headers={'date': 'x'}),
303
 
                make_message('qux', headers={'date': 'z'}),
304
 
                make_message('foo', headers={'date': 'y',
305
 
                                             'in-reply-to': 'qux'}),
306
 
            ]}
307
 
        with ForkedFakeService.from_client(client, archive):
308
 
            response = client.get_messages('baz')
309
 
            self.assertIDOrder(['bar', 'qux', 'foo'], response['messages'])
310
 
            response = client.get_messages('baz', order='date')
311
 
            self.assertIDOrder(['bar', 'foo', 'qux'], response['messages'])
312
 
            response = client.get_messages('baz', order='thread_oldest')
313
 
            self.assertIDOrder(['bar', 'qux', 'foo'], response['messages'])
314
 
 
315
 
    def test_get_messages_thread_newest_order(self):
316
 
        client = GrackleClient('localhost', 8439)
317
 
        archive = {
318
 
            'baz': [
319
 
                make_message('bar', headers={'date': 'x'}),
320
 
                make_message('qux', headers={'date': 'w'}),
321
 
                make_message('foo', headers={'date': 'y',
322
 
                                             'in-reply-to': 'bar'}),
323
 
                make_message('baz', headers={'date': 'z',
324
 
                                             'in-reply-to': 'qux'}),
325
 
            ]}
326
 
        with ForkedFakeService.from_client(client, archive):
327
 
            response = client.get_messages('baz', order='date')
328
 
            self.assertIDOrder(
329
 
                ['qux', 'bar', 'foo', 'baz'], response['messages'])
330
 
            response = client.get_messages('baz', order='thread_newest')
331
 
            self.assertIDOrder(
332
 
                ['bar', 'foo', 'qux', 'baz'], response['messages'])
333
 
 
334
 
    def test_get_messages_unsupported_order(self):
335
 
        client = GrackleClient('localhost', 8439)
336
 
        archive = {
337
 
            'baz': [
338
 
                make_message('foo', headers={'date': '2011-03-25'}),
339
 
                make_message('foo', headers={'date': '2011-03-24'}),
340
 
            ]}
341
 
        with ForkedFakeService.from_client(client, archive):
342
 
            with ExpectedException(UnsupportedOrder, ''):
343
 
                client.get_messages('baz', order='nonsense')
344
 
 
345
 
    def test_get_messages_headers_no_headers(self):
346
 
        client = GrackleClient('localhost', 8440)
347
 
        archive = {'baz': [make_message('foo')]}
348
 
        with ForkedFakeService.from_client(client, archive):
349
 
            response = client.get_messages('baz', headers=[
350
 
                'Subject', 'Date', 'X-Launchpad-Message-Rationale'])
351
 
        first_message = response['messages'][0]
352
 
        self.assertEqual('foo', first_message['message_id'])
353
 
        self.assertEqual({}, first_message['headers'])
354
 
 
355
 
    def test_get_messages_headers_exclude_headers(self):
356
 
        client = GrackleClient('localhost', 8441)
357
 
        archive = {
358
 
            'baz': [make_message('foo', headers={'From': 'me'})]}
359
 
        with ForkedFakeService.from_client(client, archive):
360
 
            response = client.get_messages('baz', headers=[
361
 
                'Subject', 'Date', 'X-Launchpad-Message-Rationale'])
362
 
        first_message = response['messages'][0]
363
 
        self.assertEqual('foo', first_message['message_id'])
364
 
        self.assertEqual({}, first_message['headers'])
365
 
 
366
 
    def test_get_messages_headers_include_headers(self):
367
 
        client = GrackleClient('localhost', 8442)
368
 
        archive = {
369
 
            'baz': [
370
 
                make_message('foo', headers={'From': 'me', 'To': 'you'})]}
371
 
        with ForkedFakeService.from_client(client, archive):
372
 
            response = client.get_messages('baz', headers=[
373
 
                'From', 'To'])
374
 
        first_message = response['messages'][0]
375
 
        self.assertEqual('foo', first_message['message_id'])
376
 
        self.assertEqual({'From': 'me', 'To': 'you'}, first_message['headers'])
377
 
 
378
 
    def test_get_messages_max_body_length(self):
379
 
        client = GrackleClient('localhost', 8443)
380
 
        archive = {'baz': [make_message('foo', body=u'abcdefghi')]}
381
 
        with ForkedFakeService.from_client(client, archive):
382
 
            response = client.get_messages('baz', max_body_length=3)
383
 
        first_message = response['messages'][0]
384
 
        self.assertEqual('abc', first_message['body'])
385
 
 
386
 
    def test_include_hidden(self):
387
 
        client = GrackleClient('localhost', 8444)
388
 
        archive = {
389
 
            'baz': [
390
 
                make_message('foo', hidden=True),
391
 
                make_message('bar', hidden=False),
392
 
            ]}
393
 
        with ForkedFakeService.from_client(client, archive):
394
 
            response = client.get_messages('baz', include_hidden=True)
395
 
            self.assertMessageIDs(['bar', 'foo'], response['messages'])
396
 
            response = client.get_messages('baz', include_hidden=False)
397
 
            self.assertMessageIDs(['bar'], response['messages'])
398
 
 
399
 
    def test_display_type_unknown_value(self):
400
 
        client = GrackleClient('localhost', 8445)
401
 
        archive = {'baz': [make_message('foo', body=u'abcdefghi')]}
402
 
        with ForkedFakeService.from_client(client, archive):
403
 
            with ExpectedException(UnsupportedDisplayType, ''):
404
 
                client.get_messages('baz', display_type='unknown')
405
 
 
406
 
    def test_display_type_headers_only(self):
407
 
        client = GrackleClient('localhost', 8446)
408
 
        archive = {
409
 
            'baz': [
410
 
                make_message('foo', body=u'abcdefghi',
411
 
                             headers={'From': 'me', 'To': 'you'})]}
412
 
        with ForkedFakeService.from_client(client, archive):
413
 
            response = client.get_messages('baz', display_type='headers-only')
414
 
        first_message = response['messages'][0]
415
 
        self.assertEqual('foo', first_message['message_id'])
416
 
        self.assertEqual(
417
 
            archive['baz'][0]['headers'], first_message['headers'])
418
 
        self.assertNotIn('body', first_message)
419
 
 
420
 
    def test_display_type_text_only(self):
421
 
        client = GrackleClient('localhost', 8446)
422
 
        archive = {
423
 
            'baz': [
424
 
                make_mime_message(
425
 
                    'foo', 'abcdefghi',
426
 
                    headers={'From': 'me', 'To': 'you'},
427
 
                    attachment_type='text/x-diff')]}
428
 
        with ForkedFakeService.from_client(client, archive):
429
 
            response = client.get_messages('baz', display_type='text-only')
430
 
        first_message = response['messages'][0]
431
 
        self.assertEqual('foo', first_message['message_id'])
432
 
        self.assertEqual('me', first_message['headers']['From'])
433
 
        self.assertEqual('you', first_message['headers']['To'])
434
 
        self.assertEqual(archive['baz'][0]['body'], first_message['body'])
435
 
 
436
 
    def test_display_type_all(self):
437
 
        client = GrackleClient('localhost', 8447)
438
 
        archive = {
439
 
            'baz': [
440
 
                make_mime_message(
441
 
                    'foo', 'abcdefghi',
442
 
                    headers={'From': 'me', 'To': 'you'},
443
 
                    attachment_type='text/x-diff')]}
444
 
        with ForkedFakeService.from_client(client, archive):
445
 
            response = client.get_messages('baz', display_type='all')
446
 
        first_message = response['messages'][0]
447
 
        self.assertEqual('foo', first_message['message_id'])
448
 
        self.assertEqual('me', first_message['headers']['From'])
449
 
        self.assertEqual('you', first_message['headers']['To'])
450
 
        self.assertEqual(archive['baz'][0]['body'], first_message['body'])
451
 
 
452
 
    def test_date_range(self):
453
 
        client = GrackleClient('localhost', 8448)
454
 
        archive = {
455
 
            'baz': [
456
 
                make_mime_message(
457
 
                    'foo', 'abcdefghi', headers={'date': '2011-12-31'}),
458
 
                make_mime_message(
459
 
                    'bar', 'abcdefghi', headers={'date': '2012-01-01'}),
460
 
                make_mime_message(
461
 
                    'qux', 'abcdefghi', headers={'date': '2012-01-15'}),
462
 
                make_mime_message(
463
 
                    'naf', 'abcdefghi', headers={'date': '2012-01-31'}),
464
 
                make_mime_message(
465
 
                    'doh', 'abcdefghi', headers={'date': '2012-02-01'}),
466
 
                    ]}
467
 
        with ForkedFakeService.from_client(client, archive):
468
 
            response = client.get_messages(
469
 
                'baz', date_range='2012-01-01..2012-01-31')
470
 
        ids = sorted(m['message_id'] for m in response['messages'])
471
 
        self.assertEqual(['bar', 'naf', 'qux'], ids)
472
 
 
473
 
    def test_date_range_unparsabledaterange(self):
474
 
        client = GrackleClient('localhost', 8449)
475
 
        archive = {'baz': [make_message('foo', body=u'abcdefghi')]}
476
 
        with ForkedFakeService.from_client(client, archive):
477
 
            with ExpectedException(UnparsableDateRange, ''):
478
 
                client.get_messages('baz', date_range='2012-01-01')
479
 
 
480
 
    def test_date_range_unparsabledaterange_missing_part(self):
481
 
        client = GrackleClient('localhost', 8450)
482
 
        archive = {'baz': [make_message('foo', body=u'abcdefghi')]}
483
 
        with ForkedFakeService.from_client(client, archive):
484
 
            with ExpectedException(UnparsableDateRange, ''):
485
 
                client.get_messages('baz', date_range='2012-01-01..')
486
 
 
487
 
    def test_date_range_unparsabledaterange_extra_part(self):
488
 
        client = GrackleClient('localhost', 8451)
489
 
        archive = {'baz': [make_message('foo', body=u'abcdefghi')]}
490
 
        with ForkedFakeService.from_client(client, archive):
491
 
            with ExpectedException(UnparsableDateRange, ''):
492
 
                client.get_messages('baz', date_range='2012-01..12-02..12-03')
493
 
 
494
 
 
495
 
class TestHideMessages(TestCase):
496
 
 
497
 
    def test_hide_message_true(self):
498
 
        client = GrackleClient('localhost', 8470)
499
 
        archive = {
500
 
            'baz': [
501
 
                make_message('foo', hidden=False),
502
 
            ]}
503
 
        with ForkedFakeService.from_client(client, archive):
504
 
            response = client.hide_message('baz', 'foo', hidden=True)
505
 
        self.assertEqual('foo', response['message_id'])
506
 
        self.assertIs(True, response['hidden'])
507
 
 
508
 
    def test_hide_message_false(self):
509
 
        client = GrackleClient('localhost', 8470)
510
 
        archive = {
511
 
            'baz': [
512
 
                make_message('foo', hidden=True),
513
 
            ]}
514
 
        with ForkedFakeService.from_client(client, archive):
515
 
            response = client.hide_message('baz', 'foo', hidden=False)
516
 
        self.assertEqual('foo', response['message_id'])
517
 
        self.assertIs(False, response['hidden'])