tasklib/tests.py

   1 # coding=utf-8
   2
   3 import copy
   4 import datetime
   5 import itertools
   6 import json
   7 import pytz
   8 import six
   9 import shutil
  10 import tempfile
  11 import unittest
  12
  13 from .task import TaskWarrior, Task, ReadOnlyDictView, local_zone, DATE_FORMAT
  14
  15 # http://taskwarrior.org/docs/design/task.html , Section: The Attributes
  16 TASK_STANDARD_ATTRS = (
  17     'status',
  18     'uuid',
  19     'entry',
  20     'description',
  21     'start',
  22     'end',
  23     'due',
  24     'until',
  25     'wait',
  26     'modified',
  27     'scheduled',
  28     'recur',
  29     'mask',
  30     'imask',
  31     'parent',
  32     'project',
  33     'priority',
  34     'depends',
  35     'tags',
  36     'annotations',
  37 )
  38
  39 class TasklibTest(unittest.TestCase):
  40
  41     def setUp(self):
  42         self.tmp = tempfile.mkdtemp(dir='.')
  43         self.tw = TaskWarrior(data_location=self.tmp)
  44
  45     def tearDown(self):
  46         shutil.rmtree(self.tmp)
  47
  48
  49 class TaskFilterTest(TasklibTest):
  50
  51     def test_all_empty(self):
  52         self.assertEqual(len(self.tw.tasks.all()), 0)
  53
  54     def test_all_non_empty(self):
  55         Task(self.tw, description="test task").save()
  56         self.assertEqual(len(self.tw.tasks.all()), 1)
  57         self.assertEqual(self.tw.tasks.all()[0]['description'], 'test task')
  58         self.assertEqual(self.tw.tasks.all()[0]['status'], 'pending')
  59
  60     def test_pending_non_empty(self):
  61         Task(self.tw, description="test task").save()
  62         self.assertEqual(len(self.tw.tasks.pending()), 1)
  63         self.assertEqual(self.tw.tasks.pending()[0]['description'],
  64                          'test task')
  65         self.assertEqual(self.tw.tasks.pending()[0]['status'], 'pending')
  66
  67     def test_completed_empty(self):
  68         Task(self.tw, description="test task").save()
  69         self.assertEqual(len(self.tw.tasks.completed()), 0)
  70
  71     def test_completed_non_empty(self):
  72         Task(self.tw, description="test task").save()
  73         self.assertEqual(len(self.tw.tasks.completed()), 0)
  74         self.tw.tasks.all()[0].done()
  75         self.assertEqual(len(self.tw.tasks.completed()), 1)
  76
  77     def test_filtering_by_attribute(self):
  78         Task(self.tw, description="no priority task").save()
  79         Task(self.tw, priority="H", description="high priority task").save()
  80         self.assertEqual(len(self.tw.tasks.all()), 2)
  81
  82         # Assert that the correct number of tasks is returned
  83         self.assertEqual(len(self.tw.tasks.filter(priority="H")), 1)
  84
  85         # Assert that the correct tasks are returned
  86         high_priority_task = self.tw.tasks.get(priority="H")
  87         self.assertEqual(high_priority_task['description'], "high priority task")
  88
  89     def test_filtering_by_empty_attribute(self):
  90         Task(self.tw, description="no priority task").save()
  91         Task(self.tw, priority="H", description="high priority task").save()
  92         self.assertEqual(len(self.tw.tasks.all()), 2)
  93
  94         # Assert that the correct number of tasks is returned
  95         self.assertEqual(len(self.tw.tasks.filter(priority=None)), 1)
  96
  97         # Assert that the correct tasks are returned
  98         no_priority_task = self.tw.tasks.get(priority=None)
  99         self.assertEqual(no_priority_task['description'], "no priority task")
 100
 101     def test_filter_for_task_with_space_in_descripition(self):
 102         task = Task(self.tw, description="test task")
 103         task.save()
 104
 105         filtered_task = self.tw.tasks.get(description="test task")
 106         self.assertEqual(filtered_task['description'], "test task")
 107
 108     def test_filter_for_task_without_space_in_descripition(self):
 109         task = Task(self.tw, description="test")
 110         task.save()
 111
 112         filtered_task = self.tw.tasks.get(description="test")
 113         self.assertEqual(filtered_task['description'], "test")
 114
 115     def test_filter_for_task_with_space_in_project(self):
 116         task = Task(self.tw, description="test", project="random project")
 117         task.save()
 118
 119         filtered_task = self.tw.tasks.get(project="random project")
 120         self.assertEqual(filtered_task['project'], "random project")
 121
 122     def test_filter_for_task_without_space_in_project(self):
 123         task = Task(self.tw, description="test", project="random")
 124         task.save()
 125
 126         filtered_task = self.tw.tasks.get(project="random")
 127         self.assertEqual(filtered_task['project'], "random")
 128
 129     def test_filter_with_empty_uuid(self):
 130         self.assertRaises(ValueError, lambda: self.tw.tasks.get(uuid=''))
 131
 132     def test_filter_dummy_by_status(self):
 133         t = Task(self.tw, description="test")
 134         t.save()
 135
 136         tasks = self.tw.tasks.filter(status=t['status'])
 137         self.assertEqual(list(tasks), [t])
 138
 139     def test_filter_dummy_by_uuid(self):
 140         t = Task(self.tw, description="test")
 141         t.save()
 142
 143         tasks = self.tw.tasks.filter(uuid=t['uuid'])
 144         self.assertEqual(list(tasks), [t])
 145
 146     def test_filter_dummy_by_entry(self):
 147         t = Task(self.tw, description="test")
 148         t.save()
 149
 150         tasks = self.tw.tasks.filter(entry=t['entry'])
 151         self.assertEqual(list(tasks), [t])
 152
 153     def test_filter_dummy_by_description(self):
 154         t = Task(self.tw, description="test")
 155         t.save()
 156
 157         tasks = self.tw.tasks.filter(description=t['description'])
 158         self.assertEqual(list(tasks), [t])
 159
 160     def test_filter_dummy_by_start(self):
 161         t = Task(self.tw, description="test")
 162         t.save()
 163         t.start()
 164
 165         tasks = self.tw.tasks.filter(start=t['start'])
 166         self.assertEqual(list(tasks), [t])
 167
 168     def test_filter_dummy_by_end(self):
 169         t = Task(self.tw, description="test")
 170         t.save()
 171         t.done()
 172
 173         tasks = self.tw.tasks.filter(end=t['end'])
 174         self.assertEqual(list(tasks), [t])
 175
 176     def test_filter_dummy_by_due(self):
 177         t = Task(self.tw, description="test", due=datetime.datetime.now())
 178         t.save()
 179
 180         tasks = self.tw.tasks.filter(due=t['due'])
 181         self.assertEqual(list(tasks), [t])
 182
 183     def test_filter_dummy_by_until(self):
 184         t = Task(self.tw, description="test")
 185         t.save()
 186
 187         tasks = self.tw.tasks.filter(until=t['until'])
 188         self.assertEqual(list(tasks), [t])
 189
 190     def test_filter_dummy_by_modified(self):
 191         t = Task(self.tw, description="test")
 192         t.save()
 193
 194         tasks = self.tw.tasks.filter(modified=t['modified'])
 195         self.assertEqual(list(tasks), [t])
 196
 197     def test_filter_dummy_by_scheduled(self):
 198         t = Task(self.tw, description="test")
 199         t.save()
 200
 201         tasks = self.tw.tasks.filter(scheduled=t['scheduled'])
 202         self.assertEqual(list(tasks), [t])
 203
 204     def test_filter_dummy_by_tags(self):
 205         t = Task(self.tw, description="test", tags=["home"])
 206         t.save()
 207
 208         tasks = self.tw.tasks.filter(tags=t['tags'])
 209         self.assertEqual(list(tasks), [t])
 210
 211     def test_filter_dummy_by_projects(self):
 212         t = Task(self.tw, description="test", project="random")
 213         t.save()
 214
 215         tasks = self.tw.tasks.filter(project=t['project'])
 216         self.assertEqual(list(tasks), [t])
 217
 218     def test_filter_by_priority(self):
 219         t = Task(self.tw, description="test", priority="H")
 220         t.save()
 221
 222         tasks = self.tw.tasks.filter(priority=t['priority'])
 223         self.assertEqual(list(tasks), [t])
 224
 225
 226 class TaskTest(TasklibTest):
 227
 228     def test_create_unsaved_task(self):
 229         # Make sure a new task is not saved unless explicitly called for
 230         t = Task(self.tw, description="test task")
 231         self.assertEqual(len(self.tw.tasks.all()), 0)
 232
 233     # TODO: once python 2.6 compatiblity is over, use context managers here
 234     #       and in all subsequent tests for assertRaises
 235
 236     def test_delete_unsaved_task(self):
 237         t = Task(self.tw, description="test task")
 238         self.assertRaises(Task.NotSaved, t.delete)
 239
 240     def test_complete_unsaved_task(self):
 241         t = Task(self.tw, description="test task")
 242         self.assertRaises(Task.NotSaved, t.done)
 243
 244     def test_refresh_unsaved_task(self):
 245         t = Task(self.tw, description="test task")
 246         self.assertRaises(Task.NotSaved, t.refresh)
 247
 248     def test_delete_deleted_task(self):
 249         t = Task(self.tw, description="test task")
 250         t.save()
 251         t.delete()
 252
 253         self.assertRaises(Task.DeletedTask, t.delete)
 254
 255     def test_complete_completed_task(self):
 256         t = Task(self.tw, description="test task")
 257         t.save()
 258         t.done()
 259
 260         self.assertRaises(Task.CompletedTask, t.done)
 261
 262     def test_complete_deleted_task(self):
 263         t = Task(self.tw, description="test task")
 264         t.save()
 265         t.delete()
 266
 267         self.assertRaises(Task.DeletedTask, t.done)
 268
 269     def test_modify_simple_attribute_without_space(self):
 270         t = Task(self.tw, description="test")
 271         t.save()
 272
 273         self.assertEquals(t['description'], "test")
 274
 275         t['description'] = "test-modified"
 276         t.save()
 277
 278         self.assertEquals(t['description'], "test-modified")
 279
 280     def test_modify_simple_attribute_with_space(self):
 281         # Space can pose problems with parsing
 282         t = Task(self.tw, description="test task")
 283         t.save()
 284
 285         self.assertEquals(t['description'], "test task")
 286
 287         t['description'] = "test task modified"
 288         t.save()
 289
 290         self.assertEquals(t['description'], "test task modified")
 291
 292     def test_empty_dependency_set_of_unsaved_task(self):
 293         t = Task(self.tw, description="test task")
 294         self.assertEqual(t['depends'], set())
 295
 296     def test_empty_dependency_set_of_saved_task(self):
 297         t = Task(self.tw, description="test task")
 298         t.save()
 299         self.assertEqual(t['depends'], set())
 300
 301     def test_set_unsaved_task_as_dependency(self):
 302         # Adds only one dependency to task with no dependencies
 303         t = Task(self.tw, description="test task")
 304         dependency = Task(self.tw, description="needs to be done first")
 305
 306         # We only save the parent task, dependency task is unsaved
 307         t.save()
 308         t['depends'] = set([dependency])
 309
 310         self.assertRaises(Task.NotSaved, t.save)
 311
 312     def test_set_simple_dependency_set(self):
 313         # Adds only one dependency to task with no dependencies
 314         t = Task(self.tw, description="test task")
 315         dependency = Task(self.tw, description="needs to be done first")
 316
 317         t.save()
 318         dependency.save()
 319
 320         t['depends'] = set([dependency])
 321
 322         self.assertEqual(t['depends'], set([dependency]))
 323
 324     def test_set_complex_dependency_set(self):
 325         # Adds two dependencies to task with no dependencies
 326         t = Task(self.tw, description="test task")
 327         dependency1 = Task(self.tw, description="needs to be done first")
 328         dependency2 = Task(self.tw, description="needs to be done second")
 329
 330         t.save()
 331         dependency1.save()
 332         dependency2.save()
 333
 334         t['depends'] = set([dependency1, dependency2])
 335
 336         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 337
 338     def test_remove_from_dependency_set(self):
 339         # Removes dependency from task with two dependencies
 340         t = Task(self.tw, description="test task")
 341         dependency1 = Task(self.tw, description="needs to be done first")
 342         dependency2 = Task(self.tw, description="needs to be done second")
 343
 344         dependency1.save()
 345         dependency2.save()
 346
 347         t['depends'] = set([dependency1, dependency2])
 348         t.save()
 349
 350         t['depends'].remove(dependency2)
 351         t.save()
 352
 353         self.assertEqual(t['depends'], set([dependency1]))
 354
 355     def test_add_to_dependency_set(self):
 356         # Adds dependency to task with one dependencies
 357         t = Task(self.tw, description="test task")
 358         dependency1 = Task(self.tw, description="needs to be done first")
 359         dependency2 = Task(self.tw, description="needs to be done second")
 360
 361         dependency1.save()
 362         dependency2.save()
 363
 364         t['depends'] = set([dependency1])
 365         t.save()
 366
 367         t['depends'].add(dependency2)
 368         t.save()
 369
 370         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 371
 372     def test_add_to_empty_dependency_set(self):
 373         # Adds dependency to task with one dependencies
 374         t = Task(self.tw, description="test task")
 375         dependency = Task(self.tw, description="needs to be done first")
 376
 377         dependency.save()
 378
 379         t['depends'].add(dependency)
 380         t.save()
 381
 382         self.assertEqual(t['depends'], set([dependency]))
 383
 384     def test_simple_dependency_set_save_repeatedly(self):
 385         # Adds only one dependency to task with no dependencies
 386         t = Task(self.tw, description="test task")
 387         dependency = Task(self.tw, description="needs to be done first")
 388         dependency.save()
 389
 390         t['depends'] = set([dependency])
 391         t.save()
 392
 393         # We taint the task, but keep depends intact
 394         t['description'] = "test task modified"
 395         t.save()
 396
 397         self.assertEqual(t['depends'], set([dependency]))
 398
 399         # We taint the task, but assign the same set to the depends
 400         t['depends'] = set([dependency])
 401         t['description'] = "test task modified again"
 402         t.save()
 403
 404         self.assertEqual(t['depends'], set([dependency]))
 405
 406     def test_compare_different_tasks(self):
 407         # Negative: compare two different tasks
 408         t1 = Task(self.tw, description="test task")
 409         t2 = Task(self.tw, description="test task")
 410
 411         t1.save()
 412         t2.save()
 413
 414         self.assertEqual(t1 == t2, False)
 415
 416     def test_compare_same_task_object(self):
 417         # Compare Task object wit itself
 418         t = Task(self.tw, description="test task")
 419         t.save()
 420
 421         self.assertEqual(t == t, True)
 422
 423     def test_compare_same_task(self):
 424         # Compare the same task using two different objects
 425         t1 = Task(self.tw, description="test task")
 426         t1.save()
 427
 428         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 429         self.assertEqual(t1 == t2, True)
 430
 431     def test_compare_unsaved_tasks(self):
 432         # t1 and t2 are unsaved tasks, considered to be unequal
 433         # despite the content of data
 434         t1 = Task(self.tw, description="test task")
 435         t2 = Task(self.tw, description="test task")
 436
 437         self.assertEqual(t1 == t2, False)
 438
 439     def test_hash_unsaved_tasks(self):
 440         # Considered equal, it's the same object
 441         t1 = Task(self.tw, description="test task")
 442         t2 = t1
 443         self.assertEqual(hash(t1) == hash(t2), True)
 444
 445     def test_hash_same_task(self):
 446         # Compare the hash of the task using two different objects
 447         t1 = Task(self.tw, description="test task")
 448         t1.save()
 449
 450         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 451         self.assertEqual(t1.__hash__(), t2.__hash__())
 452
 453     def test_adding_task_with_priority(self):
 454         t = Task(self.tw, description="test task", priority="M")
 455         t.save()
 456
 457     def test_removing_priority_with_none(self):
 458         t = Task(self.tw, description="test task", priority="L")
 459         t.save()
 460
 461         # Remove the priority mark
 462         t['priority'] = None
 463         t.save()
 464
 465         # Assert that priority is not there after saving
 466         self.assertEqual(t['priority'], None)
 467
 468     def test_adding_task_with_due_time(self):
 469         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 470         t.save()
 471
 472     def test_removing_due_time_with_none(self):
 473         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 474         t.save()
 475
 476         # Remove the due timestamp
 477         t['due'] = None
 478         t.save()
 479
 480         # Assert that due timestamp is no longer there
 481         self.assertEqual(t['due'], None)
 482
 483     def test_modified_fields_new_task(self):
 484         t = Task(self.tw)
 485
 486         # This should be empty with new task
 487         self.assertEqual(set(t._modified_fields), set())
 488
 489         # Modify the task
 490         t['description'] = "test task"
 491         self.assertEqual(set(t._modified_fields), set(['description']))
 492
 493         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 494         self.assertEqual(set(t._modified_fields), set(['description', 'due']))
 495
 496         t['project'] = "test project"
 497         self.assertEqual(set(t._modified_fields),
 498                          set(['description', 'due', 'project']))
 499
 500         # List of modified fields should clear out when saved
 501         t.save()
 502         self.assertEqual(set(t._modified_fields), set())
 503
 504         # Reassigning the fields with the same values now should not produce
 505         # modified fields
 506         t['description'] = "test task"
 507         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 508         t['project'] = "test project"
 509         self.assertEqual(set(t._modified_fields), set())
 510
 511     def test_modified_fields_loaded_task(self):
 512         t = Task(self.tw)
 513
 514         # Modify the task
 515         t['description'] = "test task"
 516         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 517         t['project'] = "test project"
 518
 519         dependency = Task(self.tw, description="dependency")
 520         dependency.save()
 521         t['depends'] = set([dependency])
 522
 523         # List of modified fields should clear out when saved
 524         t.save()
 525         self.assertEqual(set(t._modified_fields), set())
 526
 527         # Get the task by using a filter by UUID
 528         t2 = self.tw.tasks.get(uuid=t['uuid'])
 529
 530         # Reassigning the fields with the same values now should not produce
 531         # modified fields
 532         t['description'] = "test task"
 533         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 534         t['project'] = "test project"
 535         t['depends'] = set([dependency])
 536         self.assertEqual(set(t._modified_fields), set())
 537
 538     def test_modified_fields_not_affected_by_reading(self):
 539         t = Task(self.tw)
 540
 541         for field in TASK_STANDARD_ATTRS:
 542             value = t[field]
 543
 544         self.assertEqual(set(t._modified_fields), set())
 545
 546     def test_setting_read_only_attrs_through_init(self):
 547         # Test that we are unable to set readonly attrs through __init__
 548         for readonly_key in Task.read_only_fields:
 549             kwargs = {'description': 'test task', readonly_key: 'value'}
 550             self.assertRaises(RuntimeError,
 551                               lambda: Task(self.tw, **kwargs))
 552
 553     def test_setting_read_only_attrs_through_setitem(self):
 554         # Test that we are unable to set readonly attrs through __init__
 555         for readonly_key in Task.read_only_fields:
 556             t = Task(self.tw, description='test task')
 557             self.assertRaises(RuntimeError,
 558                               lambda: t.__setitem__(readonly_key, 'value'))
 559
 560     def test_saving_unmodified_task(self):
 561         t = Task(self.tw, description="test task")
 562         t.save()
 563         t.save()
 564
 565     def test_adding_tag_by_appending(self):
 566         t = Task(self.tw, description="test task", tags=['test1'])
 567         t.save()
 568         t['tags'].append('test2')
 569         t.save()
 570         self.assertEqual(t['tags'], ['test1', 'test2'])
 571
 572     def test_adding_tag_by_appending_empty(self):
 573         t = Task(self.tw, description="test task")
 574         t.save()
 575         t['tags'].append('test')
 576         t.save()
 577         self.assertEqual(t['tags'], ['test'])
 578
 579     def test_serializers_returning_empty_string_for_none(self):
 580         # Test that any serializer returns '' when passed None
 581         t = Task(self.tw)
 582         serializers = [getattr(t, serializer_name) for serializer_name in
 583                        filter(lambda x: x.startswith('serialize_'), dir(t))]
 584         for serializer in serializers:
 585             self.assertEqual(serializer(None), '')
 586
 587     def test_deserializer_returning_empty_value_for_empty_string(self):
 588         # Test that any deserializer returns empty value when passed ''
 589         t = Task(self.tw)
 590         deserializers = [getattr(t, deserializer_name) for deserializer_name in
 591                         filter(lambda x: x.startswith('deserialize_'), dir(t))]
 592         for deserializer in deserializers:
 593             self.assertTrue(deserializer('') in (None, [], set()))
 594
 595     def test_normalizers_handling_none(self):
 596         # Test that any normalizer can handle None as a valid value
 597         t = Task(self.tw)
 598
 599         for key in TASK_STANDARD_ATTRS:
 600             t._normalize(key, None)
 601
 602     def test_recurrent_task_generation(self):
 603         today = datetime.date.today()
 604         t = Task(self.tw, description="brush teeth",
 605                  due=today, recur="daily")
 606         t.save()
 607         self.assertEqual(len(self.tw.tasks.pending()), 2)
 608
 609 class TaskFromHookTest(TasklibTest):
 610
 611     input_add_data = six.StringIO(
 612         '{"description":"Buy some milk",'
 613         '"entry":"20141118T050231Z",'
 614         '"status":"pending",'
 615         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 616
 617     input_modify_data = six.StringIO(input_add_data.getvalue() + '\n' +
 618         '{"description":"Buy some milk finally",'
 619         '"entry":"20141118T050231Z",'
 620         '"status":"completed",'
 621         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 622
 623     exported_raw_data = (
 624         '{"project":"Home",'
 625          '"due":"20150101T232323Z",'
 626          '"description":"test task"}')
 627
 628     def test_setting_up_from_add_hook_input(self):
 629         t = Task.from_input(input_file=self.input_add_data, warrior=self.tw)
 630         self.assertEqual(t['description'], "Buy some milk")
 631         self.assertEqual(t.pending, True)
 632
 633     def test_setting_up_from_modified_hook_input(self):
 634         t = Task.from_input(input_file=self.input_modify_data, modify=True,
 635                             warrior=self.tw)
 636         self.assertEqual(t['description'], "Buy some milk finally")
 637         self.assertEqual(t.pending, False)
 638         self.assertEqual(t.completed, True)
 639
 640         self.assertEqual(t._original_data['status'], "pending")
 641         self.assertEqual(t._original_data['description'], "Buy some milk")
 642         self.assertEqual(set(t._modified_fields),
 643                          set(['status', 'description']))
 644
 645     def test_export_data(self):
 646         t = Task(self.tw, description="test task",
 647             project="Home",
 648             due=pytz.utc.localize(datetime.datetime(2015,1,1,23,23,23)))
 649
 650         # Check that the output is a permutation of:
 651         # {"project":"Home","description":"test task","due":"20150101232323Z"}
 652         allowed_segments = self.exported_raw_data[1:-1].split(',')
 653         allowed_output = [
 654             '{' + ','.join(segments) + '}'
 655             for segments in itertools.permutations(allowed_segments)
 656         ]
 657
 658         self.assertTrue(any(t.export_data() == expected
 659                             for expected in allowed_output))
 660
 661 class TimezoneAwareDatetimeTest(TasklibTest):
 662
 663     def setUp(self):
 664         super(TimezoneAwareDatetimeTest, self).setUp()
 665         self.zone = local_zone
 666         self.localdate_naive = datetime.datetime(2015,2,2)
 667         self.localtime_naive = datetime.datetime(2015,2,2,0,0,0)
 668         self.localtime_aware = self.zone.localize(self.localtime_naive)
 669         self.utctime_aware = self.localtime_aware.astimezone(pytz.utc)
 670
 671     def test_timezone_naive_datetime_setitem(self):
 672         t = Task(self.tw, description="test task")
 673         t['due'] = self.localtime_naive
 674         self.assertEqual(t['due'], self.localtime_aware)
 675
 676     def test_timezone_naive_datetime_using_init(self):
 677         t = Task(self.tw, description="test task", due=self.localtime_naive)
 678         self.assertEqual(t['due'], self.localtime_aware)
 679
 680     def test_filter_by_naive_datetime(self):
 681         t = Task(self.tw, description="task1", due=self.localtime_naive)
 682         t.save()
 683         matching_tasks = self.tw.tasks.filter(due=self.localtime_naive)
 684         self.assertEqual(len(matching_tasks), 1)
 685
 686     def test_serialize_naive_datetime(self):
 687         t = Task(self.tw, description="task1", due=self.localtime_naive)
 688         self.assertEqual(json.loads(t.export_data())['due'],
 689                          self.utctime_aware.strftime(DATE_FORMAT))
 690
 691     def test_timezone_naive_date_setitem(self):
 692         t = Task(self.tw, description="test task")
 693         t['due'] = self.localdate_naive
 694         self.assertEqual(t['due'], self.localtime_aware)
 695
 696     def test_timezone_naive_date_using_init(self):
 697         t = Task(self.tw, description="test task", due=self.localdate_naive)
 698         self.assertEqual(t['due'], self.localtime_aware)
 699
 700     def test_filter_by_naive_date(self):
 701         t = Task(self.tw, description="task1", due=self.localdate_naive)
 702         t.save()
 703         matching_tasks = self.tw.tasks.filter(due=self.localdate_naive)
 704         self.assertEqual(len(matching_tasks), 1)
 705
 706     def test_serialize_naive_date(self):
 707         t = Task(self.tw, description="task1", due=self.localdate_naive)
 708         self.assertEqual(json.loads(t.export_data())['due'],
 709                          self.utctime_aware.strftime(DATE_FORMAT))
 710
 711     def test_timezone_aware_datetime_setitem(self):
 712         t = Task(self.tw, description="test task")
 713         t['due'] = self.localtime_aware
 714         self.assertEqual(t['due'], self.localtime_aware)
 715
 716     def test_timezone_aware_datetime_using_init(self):
 717         t = Task(self.tw, description="test task", due=self.localtime_aware)
 718         self.assertEqual(t['due'], self.localtime_aware)
 719
 720     def test_filter_by_aware_datetime(self):
 721         t = Task(self.tw, description="task1", due=self.localtime_aware)
 722         t.save()
 723         matching_tasks = self.tw.tasks.filter(due=self.localtime_aware)
 724         self.assertEqual(len(matching_tasks), 1)
 725
 726     def test_serialize_aware_datetime(self):
 727         t = Task(self.tw, description="task1", due=self.localtime_aware)
 728         self.assertEqual(json.loads(t.export_data())['due'],
 729                          self.utctime_aware.strftime(DATE_FORMAT))
 730
 731 class AnnotationTest(TasklibTest):
 732
 733     def setUp(self):
 734         super(AnnotationTest, self).setUp()
 735         Task(self.tw, description="test task").save()
 736
 737     def test_adding_annotation(self):
 738         task = self.tw.tasks.get()
 739         task.add_annotation('test annotation')
 740         self.assertEqual(len(task['annotations']), 1)
 741         ann = task['annotations'][0]
 742         self.assertEqual(ann['description'], 'test annotation')
 743
 744     def test_removing_annotation(self):
 745         task = self.tw.tasks.get()
 746         task.add_annotation('test annotation')
 747         ann = task['annotations'][0]
 748         ann.remove()
 749         self.assertEqual(len(task['annotations']), 0)
 750
 751     def test_removing_annotation_by_description(self):
 752         task = self.tw.tasks.get()
 753         task.add_annotation('test annotation')
 754         task.remove_annotation('test annotation')
 755         self.assertEqual(len(task['annotations']), 0)
 756
 757     def test_removing_annotation_by_obj(self):
 758         task = self.tw.tasks.get()
 759         task.add_annotation('test annotation')
 760         ann = task['annotations'][0]
 761         task.remove_annotation(ann)
 762         self.assertEqual(len(task['annotations']), 0)
 763
 764     def test_annotation_after_modification(self):
 765          task = self.tw.tasks.get()
 766          task['project'] = 'test'
 767          task.add_annotation('I should really do this task')
 768          self.assertEqual(task['project'], 'test')
 769          task.save()
 770          self.assertEqual(task['project'], 'test')
 771
 772     def test_serialize_annotations(self):
 773         # Test that serializing annotations is possible
 774         t = Task(self.tw, description="test")
 775         t.save()
 776
 777         t.add_annotation("annotation1")
 778         t.add_annotation("annotation2")
 779
 780         data = t._serialize('annotations', t._data['annotations'])
 781
 782         self.assertEqual(len(data), 2)
 783         self.assertEqual(type(data[0]), dict)
 784         self.assertEqual(type(data[1]), dict)
 785
 786         self.assertEqual(data[0]['description'], "annotation1")
 787         self.assertEqual(data[1]['description'], "annotation2")
 788
 789
 790 class UnicodeTest(TasklibTest):
 791
 792     def test_unicode_task(self):
 793         Task(self.tw, description="†åßk").save()
 794         self.tw.tasks.get()
 795
 796     def test_non_unicode_task(self):
 797         Task(self.tw, description="test task").save()
 798         self.tw.tasks.get()
 799
 800 class ReadOnlyDictViewTest(unittest.TestCase):
 801
 802     def setUp(self):
 803         self.sample = dict(l=[1,2,3], d={'k':'v'})
 804         self.original_sample = copy.deepcopy(self.sample)
 805         self.view = ReadOnlyDictView(self.sample)
 806
 807     def test_readonlydictview_getitem(self):
 808         l = self.view['l']
 809         self.assertEqual(l, self.sample['l'])
 810
 811         # Assert that modification changed only copied value
 812         l.append(4)
 813         self.assertNotEqual(l, self.sample['l'])
 814
 815         # Assert that viewed dict is not changed
 816         self.assertEqual(self.sample, self.original_sample)
 817
 818     def test_readonlydictview_contains(self):
 819         self.assertEqual('l' in self.view, 'l' in self.sample)
 820         self.assertEqual('d' in self.view, 'd' in self.sample)
 821         self.assertEqual('k' in self.view, 'k' in self.sample)
 822
 823         # Assert that viewed dict is not changed
 824         self.assertEqual(self.sample, self.original_sample)
 825
 826     def test_readonlydictview_iter(self):
 827         self.assertEqual(list(k for k in self.view),
 828                          list(k for k in self.sample))
 829
 830         # Assert the view is correct after modification
 831         self.sample['new'] = 'value'
 832         self.assertEqual(list(k for k in self.view),
 833                          list(k for k in self.sample))
 834
 835     def test_readonlydictview_len(self):
 836         self.assertEqual(len(self.view), len(self.sample))
 837
 838         # Assert the view is correct after modification
 839         self.sample['new'] = 'value'
 840         self.assertEqual(len(self.view), len(self.sample))
 841
 842     def test_readonlydictview_get(self):
 843         l = self.view.get('l')
 844         self.assertEqual(l, self.sample.get('l'))
 845
 846         # Assert that modification changed only copied value
 847         l.append(4)
 848         self.assertNotEqual(l, self.sample.get('l'))
 849
 850         # Assert that viewed dict is not changed
 851         self.assertEqual(self.sample, self.original_sample)
 852
 853     def test_readonlydict_items(self):
 854         view_items = self.view.items()
 855         sample_items = list(self.sample.items())
 856         self.assertEqual(view_items, sample_items)
 857
 858         view_items.append('newkey')
 859         self.assertNotEqual(view_items, sample_items)
 860         self.assertEqual(self.sample, self.original_sample)
 861
 862     def test_readonlydict_values(self):
 863         view_values = self.view.values()
 864         sample_values = list(self.sample.values())
 865         self.assertEqual(view_values, sample_values)
 866
 867         view_list_item = list(filter(lambda x: type(x) is list,
 868                                      view_values))[0]
 869         view_list_item.append(4)
 870         self.assertNotEqual(view_values, sample_values)
 871         self.assertEqual(self.sample, self.original_sample)