tasklib/tests.py

   1 # coding=utf-8
   2
   3 import datetime
   4 import itertools
   5 import json
   6 import pytz
   7 import six
   8 import shutil
   9 import tempfile
  10 import unittest
  11
  12 from .task import TaskWarrior, Task, local_zone, DATE_FORMAT
  13
  14 # http://taskwarrior.org/docs/design/task.html , Section: The Attributes
  15 TASK_STANDARD_ATTRS = (
  16     'status',
  17     'uuid',
  18     'entry',
  19     'description',
  20     'start',
  21     'end',
  22     'due',
  23     'until',
  24     'wait',
  25     'modified',
  26     'scheduled',
  27     'recur',
  28     'mask',
  29     'imask',
  30     'parent',
  31     'project',
  32     'priority',
  33     'depends',
  34     'tags',
  35     'annotations',
  36 )
  37
  38 class TasklibTest(unittest.TestCase):
  39
  40     def setUp(self):
  41         self.tmp = tempfile.mkdtemp(dir='.')
  42         self.tw = TaskWarrior(data_location=self.tmp)
  43
  44     def tearDown(self):
  45         shutil.rmtree(self.tmp)
  46
  47
  48 class TaskFilterTest(TasklibTest):
  49
  50     def test_all_empty(self):
  51         self.assertEqual(len(self.tw.tasks.all()), 0)
  52
  53     def test_all_non_empty(self):
  54         Task(self.tw, description="test task").save()
  55         self.assertEqual(len(self.tw.tasks.all()), 1)
  56         self.assertEqual(self.tw.tasks.all()[0]['description'], 'test task')
  57         self.assertEqual(self.tw.tasks.all()[0]['status'], 'pending')
  58
  59     def test_pending_non_empty(self):
  60         Task(self.tw, description="test task").save()
  61         self.assertEqual(len(self.tw.tasks.pending()), 1)
  62         self.assertEqual(self.tw.tasks.pending()[0]['description'],
  63                          'test task')
  64         self.assertEqual(self.tw.tasks.pending()[0]['status'], 'pending')
  65
  66     def test_completed_empty(self):
  67         Task(self.tw, description="test task").save()
  68         self.assertEqual(len(self.tw.tasks.completed()), 0)
  69
  70     def test_completed_non_empty(self):
  71         Task(self.tw, description="test task").save()
  72         self.assertEqual(len(self.tw.tasks.completed()), 0)
  73         self.tw.tasks.all()[0].done()
  74         self.assertEqual(len(self.tw.tasks.completed()), 1)
  75
  76     def test_filtering_by_attribute(self):
  77         Task(self.tw, description="no priority task").save()
  78         Task(self.tw, priority="H", description="high priority task").save()
  79         self.assertEqual(len(self.tw.tasks.all()), 2)
  80
  81         # Assert that the correct number of tasks is returned
  82         self.assertEqual(len(self.tw.tasks.filter(priority="H")), 1)
  83
  84         # Assert that the correct tasks are returned
  85         high_priority_task = self.tw.tasks.get(priority="H")
  86         self.assertEqual(high_priority_task['description'], "high priority task")
  87
  88     def test_filtering_by_empty_attribute(self):
  89         Task(self.tw, description="no priority task").save()
  90         Task(self.tw, priority="H", description="high priority task").save()
  91         self.assertEqual(len(self.tw.tasks.all()), 2)
  92
  93         # Assert that the correct number of tasks is returned
  94         self.assertEqual(len(self.tw.tasks.filter(priority=None)), 1)
  95
  96         # Assert that the correct tasks are returned
  97         no_priority_task = self.tw.tasks.get(priority=None)
  98         self.assertEqual(no_priority_task['description'], "no priority task")
  99
 100     def test_filter_for_task_with_space_in_descripition(self):
 101         task = Task(self.tw, description="test task")
 102         task.save()
 103
 104         filtered_task = self.tw.tasks.get(description="test task")
 105         self.assertEqual(filtered_task['description'], "test task")
 106
 107     def test_filter_for_task_without_space_in_descripition(self):
 108         task = Task(self.tw, description="test")
 109         task.save()
 110
 111         filtered_task = self.tw.tasks.get(description="test")
 112         self.assertEqual(filtered_task['description'], "test")
 113
 114     def test_filter_for_task_with_space_in_project(self):
 115         task = Task(self.tw, description="test", project="random project")
 116         task.save()
 117
 118         filtered_task = self.tw.tasks.get(project="random project")
 119         self.assertEqual(filtered_task['project'], "random project")
 120
 121     def test_filter_for_task_without_space_in_project(self):
 122         task = Task(self.tw, description="test", project="random")
 123         task.save()
 124
 125         filtered_task = self.tw.tasks.get(project="random")
 126         self.assertEqual(filtered_task['project'], "random")
 127
 128
 129 class TaskTest(TasklibTest):
 130
 131     def test_create_unsaved_task(self):
 132         # Make sure a new task is not saved unless explicitly called for
 133         t = Task(self.tw, description="test task")
 134         self.assertEqual(len(self.tw.tasks.all()), 0)
 135
 136     # TODO: once python 2.6 compatiblity is over, use context managers here
 137     #       and in all subsequent tests for assertRaises
 138
 139     def test_delete_unsaved_task(self):
 140         t = Task(self.tw, description="test task")
 141         self.assertRaises(Task.NotSaved, t.delete)
 142
 143     def test_complete_unsaved_task(self):
 144         t = Task(self.tw, description="test task")
 145         self.assertRaises(Task.NotSaved, t.done)
 146
 147     def test_refresh_unsaved_task(self):
 148         t = Task(self.tw, description="test task")
 149         self.assertRaises(Task.NotSaved, t.refresh)
 150
 151     def test_delete_deleted_task(self):
 152         t = Task(self.tw, description="test task")
 153         t.save()
 154         t.delete()
 155
 156         self.assertRaises(Task.DeletedTask, t.delete)
 157
 158     def test_complete_completed_task(self):
 159         t = Task(self.tw, description="test task")
 160         t.save()
 161         t.done()
 162
 163         self.assertRaises(Task.CompletedTask, t.done)
 164
 165     def test_complete_deleted_task(self):
 166         t = Task(self.tw, description="test task")
 167         t.save()
 168         t.delete()
 169
 170         self.assertRaises(Task.DeletedTask, t.done)
 171
 172     def test_modify_simple_attribute_without_space(self):
 173         t = Task(self.tw, description="test")
 174         t.save()
 175
 176         self.assertEquals(t['description'], "test")
 177
 178         t['description'] = "test-modified"
 179         t.save()
 180
 181         self.assertEquals(t['description'], "test-modified")
 182
 183     def test_modify_simple_attribute_with_space(self):
 184         # Space can pose problems with parsing
 185         t = Task(self.tw, description="test task")
 186         t.save()
 187
 188         self.assertEquals(t['description'], "test task")
 189
 190         t['description'] = "test task modified"
 191         t.save()
 192
 193         self.assertEquals(t['description'], "test task modified")
 194
 195     def test_empty_dependency_set_of_unsaved_task(self):
 196         t = Task(self.tw, description="test task")
 197         self.assertEqual(t['depends'], set())
 198
 199     def test_empty_dependency_set_of_saved_task(self):
 200         t = Task(self.tw, description="test task")
 201         t.save()
 202         self.assertEqual(t['depends'], set())
 203
 204     def test_set_unsaved_task_as_dependency(self):
 205         # Adds only one dependency to task with no dependencies
 206         t = Task(self.tw, description="test task")
 207         dependency = Task(self.tw, description="needs to be done first")
 208
 209         # We only save the parent task, dependency task is unsaved
 210         t.save()
 211         t['depends'] = set([dependency])
 212
 213         self.assertRaises(Task.NotSaved, t.save)
 214
 215     def test_set_simple_dependency_set(self):
 216         # Adds only one dependency to task with no dependencies
 217         t = Task(self.tw, description="test task")
 218         dependency = Task(self.tw, description="needs to be done first")
 219
 220         t.save()
 221         dependency.save()
 222
 223         t['depends'] = set([dependency])
 224
 225         self.assertEqual(t['depends'], set([dependency]))
 226
 227     def test_set_complex_dependency_set(self):
 228         # Adds two dependencies to task with no dependencies
 229         t = Task(self.tw, description="test task")
 230         dependency1 = Task(self.tw, description="needs to be done first")
 231         dependency2 = Task(self.tw, description="needs to be done second")
 232
 233         t.save()
 234         dependency1.save()
 235         dependency2.save()
 236
 237         t['depends'] = set([dependency1, dependency2])
 238
 239         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 240
 241     def test_remove_from_dependency_set(self):
 242         # Removes dependency from task with two dependencies
 243         t = Task(self.tw, description="test task")
 244         dependency1 = Task(self.tw, description="needs to be done first")
 245         dependency2 = Task(self.tw, description="needs to be done second")
 246
 247         dependency1.save()
 248         dependency2.save()
 249
 250         t['depends'] = set([dependency1, dependency2])
 251         t.save()
 252
 253         t['depends'].remove(dependency2)
 254         t.save()
 255
 256         self.assertEqual(t['depends'], set([dependency1]))
 257
 258     def test_add_to_dependency_set(self):
 259         # Adds dependency to task with one dependencies
 260         t = Task(self.tw, description="test task")
 261         dependency1 = Task(self.tw, description="needs to be done first")
 262         dependency2 = Task(self.tw, description="needs to be done second")
 263
 264         dependency1.save()
 265         dependency2.save()
 266
 267         t['depends'] = set([dependency1])
 268         t.save()
 269
 270         t['depends'].add(dependency2)
 271         t.save()
 272
 273         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 274
 275     def test_add_to_empty_dependency_set(self):
 276         # Adds dependency to task with one dependencies
 277         t = Task(self.tw, description="test task")
 278         dependency = Task(self.tw, description="needs to be done first")
 279
 280         dependency.save()
 281
 282         t['depends'].add(dependency)
 283         t.save()
 284
 285         self.assertEqual(t['depends'], set([dependency]))
 286
 287     def test_simple_dependency_set_save_repeatedly(self):
 288         # Adds only one dependency to task with no dependencies
 289         t = Task(self.tw, description="test task")
 290         dependency = Task(self.tw, description="needs to be done first")
 291         dependency.save()
 292
 293         t['depends'] = set([dependency])
 294         t.save()
 295
 296         # We taint the task, but keep depends intact
 297         t['description'] = "test task modified"
 298         t.save()
 299
 300         self.assertEqual(t['depends'], set([dependency]))
 301
 302         # We taint the task, but assign the same set to the depends
 303         t['depends'] = set([dependency])
 304         t['description'] = "test task modified again"
 305         t.save()
 306
 307         self.assertEqual(t['depends'], set([dependency]))
 308
 309     def test_compare_different_tasks(self):
 310         # Negative: compare two different tasks
 311         t1 = Task(self.tw, description="test task")
 312         t2 = Task(self.tw, description="test task")
 313
 314         t1.save()
 315         t2.save()
 316
 317         self.assertEqual(t1 == t2, False)
 318
 319     def test_compare_same_task_object(self):
 320         # Compare Task object wit itself
 321         t = Task(self.tw, description="test task")
 322         t.save()
 323
 324         self.assertEqual(t == t, True)
 325
 326     def test_compare_same_task(self):
 327         # Compare the same task using two different objects
 328         t1 = Task(self.tw, description="test task")
 329         t1.save()
 330
 331         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 332         self.assertEqual(t1 == t2, True)
 333
 334     def test_compare_unsaved_tasks(self):
 335         # t1 and t2 are unsaved tasks, considered to be unequal
 336         # despite the content of data
 337         t1 = Task(self.tw, description="test task")
 338         t2 = Task(self.tw, description="test task")
 339
 340         self.assertEqual(t1 == t2, False)
 341
 342     def test_hash_unsaved_tasks(self):
 343         # Considered equal, it's the same object
 344         t1 = Task(self.tw, description="test task")
 345         t2 = t1
 346         self.assertEqual(hash(t1) == hash(t2), True)
 347
 348     def test_hash_same_task(self):
 349         # Compare the hash of the task using two different objects
 350         t1 = Task(self.tw, description="test task")
 351         t1.save()
 352
 353         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 354         self.assertEqual(t1.__hash__(), t2.__hash__())
 355
 356     def test_adding_task_with_priority(self):
 357         t = Task(self.tw, description="test task", priority="M")
 358         t.save()
 359
 360     def test_removing_priority_with_none(self):
 361         t = Task(self.tw, description="test task", priority="L")
 362         t.save()
 363
 364         # Remove the priority mark
 365         t['priority'] = None
 366         t.save()
 367
 368         # Assert that priority is not there after saving
 369         self.assertEqual(t['priority'], None)
 370
 371     def test_adding_task_with_due_time(self):
 372         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 373         t.save()
 374
 375     def test_removing_due_time_with_none(self):
 376         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 377         t.save()
 378
 379         # Remove the due timestamp
 380         t['due'] = None
 381         t.save()
 382
 383         # Assert that due timestamp is no longer there
 384         self.assertEqual(t['due'], None)
 385
 386     def test_modified_fields_new_task(self):
 387         t = Task(self.tw)
 388
 389         # This should be empty with new task
 390         self.assertEqual(set(t._modified_fields), set())
 391
 392         # Modify the task
 393         t['description'] = "test task"
 394         self.assertEqual(set(t._modified_fields), set(['description']))
 395
 396         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 397         self.assertEqual(set(t._modified_fields), set(['description', 'due']))
 398
 399         t['project'] = "test project"
 400         self.assertEqual(set(t._modified_fields),
 401                          set(['description', 'due', 'project']))
 402
 403         # List of modified fields should clear out when saved
 404         t.save()
 405         self.assertEqual(set(t._modified_fields), set())
 406
 407         # Reassigning the fields with the same values now should not produce
 408         # modified fields
 409         t['description'] = "test task"
 410         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 411         t['project'] = "test project"
 412         self.assertEqual(set(t._modified_fields), set())
 413
 414     def test_modified_fields_loaded_task(self):
 415         t = Task(self.tw)
 416
 417         # Modify the task
 418         t['description'] = "test task"
 419         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 420         t['project'] = "test project"
 421
 422         dependency = Task(self.tw, description="dependency")
 423         dependency.save()
 424         t['depends'] = set([dependency])
 425
 426         # List of modified fields should clear out when saved
 427         t.save()
 428         self.assertEqual(set(t._modified_fields), set())
 429
 430         # Get the task by using a filter by UUID
 431         t2 = self.tw.tasks.get(uuid=t['uuid'])
 432
 433         # Reassigning the fields with the same values now should not produce
 434         # modified fields
 435         t['description'] = "test task"
 436         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 437         t['project'] = "test project"
 438         t['depends'] = set([dependency])
 439         self.assertEqual(set(t._modified_fields), set())
 440
 441     def test_modified_fields_not_affected_by_reading(self):
 442         t = Task(self.tw)
 443
 444         for field in TASK_STANDARD_ATTRS:
 445             value = t[field]
 446
 447         self.assertEqual(set(t._modified_fields), set())
 448
 449     def test_setting_read_only_attrs_through_init(self):
 450         # Test that we are unable to set readonly attrs through __init__
 451         for readonly_key in Task.read_only_fields:
 452             kwargs = {'description': 'test task', readonly_key: 'value'}
 453             self.assertRaises(RuntimeError,
 454                               lambda: Task(self.tw, **kwargs))
 455
 456     def test_setting_read_only_attrs_through_setitem(self):
 457         # Test that we are unable to set readonly attrs through __init__
 458         for readonly_key in Task.read_only_fields:
 459             t = Task(self.tw, description='test task')
 460             self.assertRaises(RuntimeError,
 461                               lambda: t.__setitem__(readonly_key, 'value'))
 462
 463     def test_saving_unmodified_task(self):
 464         t = Task(self.tw, description="test task")
 465         t.save()
 466         t.save()
 467
 468     def test_adding_tag_by_appending(self):
 469         t = Task(self.tw, description="test task", tags=['test1'])
 470         t.save()
 471         t['tags'].append('test2')
 472         t.save()
 473         self.assertEqual(t['tags'], ['test1', 'test2'])
 474
 475     def test_adding_tag_by_appending_empty(self):
 476         t = Task(self.tw, description="test task")
 477         t.save()
 478         t['tags'].append('test')
 479         t.save()
 480         self.assertEqual(t['tags'], ['test'])
 481
 482     def test_serializers_returning_empty_string_for_none(self):
 483         # Test that any serializer returns '' when passed None
 484         t = Task(self.tw)
 485         serializers = [getattr(t, serializer_name) for serializer_name in
 486                        filter(lambda x: x.startswith('serialize_'), dir(t))]
 487         for serializer in serializers:
 488             self.assertEqual(serializer(None), '')
 489
 490     def test_deserializer_returning_empty_value_for_empty_string(self):
 491         # Test that any deserializer returns empty value when passed ''
 492         t = Task(self.tw)
 493         deserializers = [getattr(t, deserializer_name) for deserializer_name in
 494                         filter(lambda x: x.startswith('deserialize_'), dir(t))]
 495         for deserializer in deserializers:
 496             self.assertTrue(deserializer('') in (None, [], set()))
 497
 498     def test_normalizers_returning_empty_string_for_none(self):
 499         # Test that any normalizer can handle None as a valid value
 500         t = Task(self.tw)
 501         normalizers = [getattr(t, normalizer_name) for normalizer_name in
 502                        filter(lambda x: x.startswith('normalize_'), dir(t))]
 503         for normalizer in normalizers:
 504             normalizer(None)
 505
 506     def test_recurrent_task_generation(self):
 507         today = datetime.date.today()
 508         t = Task(self.tw, description="brush teeth",
 509                  due=today, recur="daily")
 510         t.save()
 511         self.assertEqual(len(self.tw.tasks.pending()), 2)
 512
 513 class TaskFromHookTest(TasklibTest):
 514
 515     input_add_data = six.StringIO(
 516         '{"description":"Buy some milk",'
 517         '"entry":"20141118T050231Z",'
 518         '"status":"pending",'
 519         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 520
 521     input_modify_data = six.StringIO(input_add_data.getvalue() + '\n' +
 522         '{"description":"Buy some milk finally",'
 523         '"entry":"20141118T050231Z",'
 524         '"status":"completed",'
 525         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 526
 527     exported_raw_data = (
 528         '{"project":"Home",'
 529          '"due":"20150101T232323Z",'
 530          '"description":"test task"}')
 531
 532     def test_setting_up_from_add_hook_input(self):
 533         t = Task.from_input(input_file=self.input_add_data)
 534         self.assertEqual(t['description'], "Buy some milk")
 535         self.assertEqual(t.pending, True)
 536
 537     def test_setting_up_from_modified_hook_input(self):
 538         t = Task.from_input(input_file=self.input_modify_data, modify=True)
 539         self.assertEqual(t['description'], "Buy some milk finally")
 540         self.assertEqual(t.pending, False)
 541         self.assertEqual(t.completed, True)
 542
 543         self.assertEqual(t._original_data['status'], "pending")
 544         self.assertEqual(t._original_data['description'], "Buy some milk")
 545         self.assertEqual(set(t._modified_fields),
 546                          set(['status', 'description']))
 547
 548     def test_export_data(self):
 549         t = Task(self.tw, description="test task",
 550             project="Home",
 551             due=pytz.utc.localize(datetime.datetime(2015,1,1,23,23,23)))
 552
 553         # Check that the output is a permutation of:
 554         # {"project":"Home","description":"test task","due":"20150101232323Z"}
 555         allowed_segments = self.exported_raw_data[1:-1].split(',')
 556         allowed_output = [
 557             '{' + ','.join(segments) + '}'
 558             for segments in itertools.permutations(allowed_segments)
 559         ]
 560
 561         self.assertTrue(any(t.export_data() == expected
 562                             for expected in allowed_output))
 563
 564 class TimezoneAwareDatetimeTest(TasklibTest):
 565
 566     def setUp(self):
 567         super(TimezoneAwareDatetimeTest, self).setUp()
 568         self.zone = local_zone
 569         self.localdate_naive = datetime.datetime(2015,2,2)
 570         self.localtime_naive = datetime.datetime(2015,2,2,0,0,0)
 571         self.localtime_aware = self.zone.localize(self.localtime_naive)
 572         self.utctime_aware = self.localtime_aware.astimezone(pytz.utc)
 573
 574     def test_timezone_naive_datetime_setitem(self):
 575         t = Task(self.tw, description="test task")
 576         t['due'] = self.localtime_naive
 577         self.assertEqual(t['due'], self.localtime_aware)
 578
 579     def test_timezone_naive_datetime_using_init(self):
 580         t = Task(self.tw, description="test task", due=self.localtime_naive)
 581         self.assertEqual(t['due'], self.localtime_aware)
 582
 583     def test_filter_by_naive_datetime(self):
 584         t = Task(self.tw, description="task1", due=self.localtime_naive)
 585         t.save()
 586         matching_tasks = self.tw.tasks.filter(due=self.localtime_naive)
 587         self.assertEqual(len(matching_tasks), 1)
 588
 589     def test_serialize_naive_datetime(self):
 590         t = Task(self.tw, description="task1", due=self.localtime_naive)
 591         self.assertEqual(json.loads(t.export_data())['due'],
 592                          self.utctime_aware.strftime(DATE_FORMAT))
 593
 594     def test_timezone_naive_date_setitem(self):
 595         t = Task(self.tw, description="test task")
 596         t['due'] = self.localdate_naive
 597         self.assertEqual(t['due'], self.localtime_aware)
 598
 599     def test_timezone_naive_date_using_init(self):
 600         t = Task(self.tw, description="test task", due=self.localdate_naive)
 601         self.assertEqual(t['due'], self.localtime_aware)
 602
 603     def test_filter_by_naive_date(self):
 604         t = Task(self.tw, description="task1", due=self.localdate_naive)
 605         t.save()
 606         matching_tasks = self.tw.tasks.filter(due=self.localdate_naive)
 607         self.assertEqual(len(matching_tasks), 1)
 608
 609     def test_serialize_naive_date(self):
 610         t = Task(self.tw, description="task1", due=self.localdate_naive)
 611         self.assertEqual(json.loads(t.export_data())['due'],
 612                          self.utctime_aware.strftime(DATE_FORMAT))
 613
 614     def test_timezone_aware_datetime_setitem(self):
 615         t = Task(self.tw, description="test task")
 616         t['due'] = self.localtime_aware
 617         self.assertEqual(t['due'], self.localtime_aware)
 618
 619     def test_timezone_aware_datetime_using_init(self):
 620         t = Task(self.tw, description="test task", due=self.localtime_aware)
 621         self.assertEqual(t['due'], self.localtime_aware)
 622
 623     def test_filter_by_aware_datetime(self):
 624         t = Task(self.tw, description="task1", due=self.localtime_aware)
 625         t.save()
 626         matching_tasks = self.tw.tasks.filter(due=self.localtime_aware)
 627         self.assertEqual(len(matching_tasks), 1)
 628
 629     def test_serialize_aware_datetime(self):
 630         t = Task(self.tw, description="task1", due=self.localtime_aware)
 631         self.assertEqual(json.loads(t.export_data())['due'],
 632                          self.utctime_aware.strftime(DATE_FORMAT))
 633
 634 class AnnotationTest(TasklibTest):
 635
 636     def setUp(self):
 637         super(AnnotationTest, self).setUp()
 638         Task(self.tw, description="test task").save()
 639
 640     def test_adding_annotation(self):
 641         task = self.tw.tasks.get()
 642         task.add_annotation('test annotation')
 643         self.assertEqual(len(task['annotations']), 1)
 644         ann = task['annotations'][0]
 645         self.assertEqual(ann['description'], 'test annotation')
 646
 647     def test_removing_annotation(self):
 648         task = self.tw.tasks.get()
 649         task.add_annotation('test annotation')
 650         ann = task['annotations'][0]
 651         ann.remove()
 652         self.assertEqual(len(task['annotations']), 0)
 653
 654     def test_removing_annotation_by_description(self):
 655         task = self.tw.tasks.get()
 656         task.add_annotation('test annotation')
 657         task.remove_annotation('test annotation')
 658         self.assertEqual(len(task['annotations']), 0)
 659
 660     def test_removing_annotation_by_obj(self):
 661         task = self.tw.tasks.get()
 662         task.add_annotation('test annotation')
 663         ann = task['annotations'][0]
 664         task.remove_annotation(ann)
 665         self.assertEqual(len(task['annotations']), 0)
 666
 667     def test_annotation_after_modification(self):
 668          task = self.tw.tasks.get()
 669          task['project'] = 'test'
 670          task.add_annotation('I should really do this task')
 671          self.assertEqual(task['project'], 'test')
 672          task.save()
 673          self.assertEqual(task['project'], 'test')
 674
 675     def test_serialize_annotations(self):
 676         # Test that serializing annotations is possible
 677         t = Task(self.tw, description="test")
 678         t.save()
 679
 680         t.add_annotation("annotation1")
 681         t.add_annotation("annotation2")
 682
 683         data = t._serialize('annotations', t._data['annotations'])
 684
 685         self.assertEqual(len(data), 2)
 686         self.assertEqual(type(data[0]), dict)
 687         self.assertEqual(type(data[1]), dict)
 688
 689         self.assertEqual(data[0]['description'], "annotation1")
 690         self.assertEqual(data[1]['description'], "annotation2")
 691
 692
 693 class UnicodeTest(TasklibTest):
 694
 695     def test_unicode_task(self):
 696         Task(self.tw, description="†åßk").save()
 697         self.tw.tasks.get()
 698
 699     def test_non_unicode_task(self):
 700         Task(self.tw, description="test task").save()
 701         self.tw.tasks.get()