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_start_unsaved_task(self):
 249         t = Task(self.tw, description="test task")
 250         self.assertRaises(Task.NotSaved, t.start)
 251
 252     def test_delete_deleted_task(self):
 253         t = Task(self.tw, description="test task")
 254         t.save()
 255         t.delete()
 256
 257         self.assertRaises(Task.DeletedTask, t.delete)
 258
 259     def test_complete_completed_task(self):
 260         t = Task(self.tw, description="test task")
 261         t.save()
 262         t.done()
 263
 264         self.assertRaises(Task.CompletedTask, t.done)
 265
 266     def test_start_completed_task(self):
 267         t = Task(self.tw, description="test task")
 268         t.save()
 269         t.done()
 270
 271         self.assertRaises(Task.CompletedTask, t.start)
 272
 273     def test_complete_deleted_task(self):
 274         t = Task(self.tw, description="test task")
 275         t.save()
 276         t.delete()
 277
 278         self.assertRaises(Task.DeletedTask, t.done)
 279
 280     def test_start_completed_task(self):
 281         t = Task(self.tw, description="test task")
 282         t.save()
 283         t.done()
 284
 285         self.assertRaises(Task.CompletedTask, t.start)
 286
 287     def test_starting_task(self):
 288         t = Task(self.tw, description="test task")
 289         now = t.datetime_normalizer(datetime.datetime.now())
 290         t.save()
 291         t.start()
 292
 293         self.assertTrue(now.replace(microsecond=0) <= t['start'])
 294         self.assertEqual(t['status'], 'pending')
 295
 296     def test_completing_task(self):
 297         t = Task(self.tw, description="test task")
 298         now = t.datetime_normalizer(datetime.datetime.now())
 299         t.save()
 300         t.done()
 301
 302         self.assertTrue(now.replace(microsecond=0) <= t['end'])
 303         self.assertEqual(t['status'], 'completed')
 304
 305     def test_deleting_task(self):
 306         t = Task(self.tw, description="test task")
 307         now = t.datetime_normalizer(datetime.datetime.now())
 308         t.save()
 309         t.delete()
 310
 311         self.assertTrue(now.replace(microsecond=0) <= t['end'])
 312         self.assertEqual(t['status'], 'deleted')
 313
 314     def test_modify_simple_attribute_without_space(self):
 315         t = Task(self.tw, description="test")
 316         t.save()
 317
 318         self.assertEquals(t['description'], "test")
 319
 320         t['description'] = "test-modified"
 321         t.save()
 322
 323         self.assertEquals(t['description'], "test-modified")
 324
 325     def test_modify_simple_attribute_with_space(self):
 326         # Space can pose problems with parsing
 327         t = Task(self.tw, description="test task")
 328         t.save()
 329
 330         self.assertEquals(t['description'], "test task")
 331
 332         t['description'] = "test task modified"
 333         t.save()
 334
 335         self.assertEquals(t['description'], "test task modified")
 336
 337     def test_empty_dependency_set_of_unsaved_task(self):
 338         t = Task(self.tw, description="test task")
 339         self.assertEqual(t['depends'], set())
 340
 341     def test_empty_dependency_set_of_saved_task(self):
 342         t = Task(self.tw, description="test task")
 343         t.save()
 344         self.assertEqual(t['depends'], set())
 345
 346     def test_set_unsaved_task_as_dependency(self):
 347         # Adds only one dependency to task with no dependencies
 348         t = Task(self.tw, description="test task")
 349         dependency = Task(self.tw, description="needs to be done first")
 350
 351         # We only save the parent task, dependency task is unsaved
 352         t.save()
 353         t['depends'] = set([dependency])
 354
 355         self.assertRaises(Task.NotSaved, t.save)
 356
 357     def test_set_simple_dependency_set(self):
 358         # Adds only one dependency to task with no dependencies
 359         t = Task(self.tw, description="test task")
 360         dependency = Task(self.tw, description="needs to be done first")
 361
 362         t.save()
 363         dependency.save()
 364
 365         t['depends'] = set([dependency])
 366
 367         self.assertEqual(t['depends'], set([dependency]))
 368
 369     def test_set_complex_dependency_set(self):
 370         # Adds two dependencies to task with no dependencies
 371         t = Task(self.tw, description="test task")
 372         dependency1 = Task(self.tw, description="needs to be done first")
 373         dependency2 = Task(self.tw, description="needs to be done second")
 374
 375         t.save()
 376         dependency1.save()
 377         dependency2.save()
 378
 379         t['depends'] = set([dependency1, dependency2])
 380
 381         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 382
 383     def test_remove_from_dependency_set(self):
 384         # Removes dependency from task with two dependencies
 385         t = Task(self.tw, description="test task")
 386         dependency1 = Task(self.tw, description="needs to be done first")
 387         dependency2 = Task(self.tw, description="needs to be done second")
 388
 389         dependency1.save()
 390         dependency2.save()
 391
 392         t['depends'] = set([dependency1, dependency2])
 393         t.save()
 394
 395         t['depends'].remove(dependency2)
 396         t.save()
 397
 398         self.assertEqual(t['depends'], set([dependency1]))
 399
 400     def test_add_to_dependency_set(self):
 401         # Adds dependency to task with one dependencies
 402         t = Task(self.tw, description="test task")
 403         dependency1 = Task(self.tw, description="needs to be done first")
 404         dependency2 = Task(self.tw, description="needs to be done second")
 405
 406         dependency1.save()
 407         dependency2.save()
 408
 409         t['depends'] = set([dependency1])
 410         t.save()
 411
 412         t['depends'].add(dependency2)
 413         t.save()
 414
 415         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 416
 417     def test_add_to_empty_dependency_set(self):
 418         # Adds dependency to task with one dependencies
 419         t = Task(self.tw, description="test task")
 420         dependency = Task(self.tw, description="needs to be done first")
 421
 422         dependency.save()
 423
 424         t['depends'].add(dependency)
 425         t.save()
 426
 427         self.assertEqual(t['depends'], set([dependency]))
 428
 429     def test_simple_dependency_set_save_repeatedly(self):
 430         # Adds only one dependency to task with no dependencies
 431         t = Task(self.tw, description="test task")
 432         dependency = Task(self.tw, description="needs to be done first")
 433         dependency.save()
 434
 435         t['depends'] = set([dependency])
 436         t.save()
 437
 438         # We taint the task, but keep depends intact
 439         t['description'] = "test task modified"
 440         t.save()
 441
 442         self.assertEqual(t['depends'], set([dependency]))
 443
 444         # We taint the task, but assign the same set to the depends
 445         t['depends'] = set([dependency])
 446         t['description'] = "test task modified again"
 447         t.save()
 448
 449         self.assertEqual(t['depends'], set([dependency]))
 450
 451     def test_compare_different_tasks(self):
 452         # Negative: compare two different tasks
 453         t1 = Task(self.tw, description="test task")
 454         t2 = Task(self.tw, description="test task")
 455
 456         t1.save()
 457         t2.save()
 458
 459         self.assertEqual(t1 == t2, False)
 460
 461     def test_compare_same_task_object(self):
 462         # Compare Task object wit itself
 463         t = Task(self.tw, description="test task")
 464         t.save()
 465
 466         self.assertEqual(t == t, True)
 467
 468     def test_compare_same_task(self):
 469         # Compare the same task using two different objects
 470         t1 = Task(self.tw, description="test task")
 471         t1.save()
 472
 473         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 474         self.assertEqual(t1 == t2, True)
 475
 476     def test_compare_unsaved_tasks(self):
 477         # t1 and t2 are unsaved tasks, considered to be unequal
 478         # despite the content of data
 479         t1 = Task(self.tw, description="test task")
 480         t2 = Task(self.tw, description="test task")
 481
 482         self.assertEqual(t1 == t2, False)
 483
 484     def test_hash_unsaved_tasks(self):
 485         # Considered equal, it's the same object
 486         t1 = Task(self.tw, description="test task")
 487         t2 = t1
 488         self.assertEqual(hash(t1) == hash(t2), True)
 489
 490     def test_hash_same_task(self):
 491         # Compare the hash of the task using two different objects
 492         t1 = Task(self.tw, description="test task")
 493         t1.save()
 494
 495         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 496         self.assertEqual(t1.__hash__(), t2.__hash__())
 497
 498     def test_adding_task_with_priority(self):
 499         t = Task(self.tw, description="test task", priority="M")
 500         t.save()
 501
 502     def test_removing_priority_with_none(self):
 503         t = Task(self.tw, description="test task", priority="L")
 504         t.save()
 505
 506         # Remove the priority mark
 507         t['priority'] = None
 508         t.save()
 509
 510         # Assert that priority is not there after saving
 511         self.assertEqual(t['priority'], None)
 512
 513     def test_adding_task_with_due_time(self):
 514         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 515         t.save()
 516
 517     def test_removing_due_time_with_none(self):
 518         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 519         t.save()
 520
 521         # Remove the due timestamp
 522         t['due'] = None
 523         t.save()
 524
 525         # Assert that due timestamp is no longer there
 526         self.assertEqual(t['due'], None)
 527
 528     def test_modified_fields_new_task(self):
 529         t = Task(self.tw)
 530
 531         # This should be empty with new task
 532         self.assertEqual(set(t._modified_fields), set())
 533
 534         # Modify the task
 535         t['description'] = "test task"
 536         self.assertEqual(set(t._modified_fields), set(['description']))
 537
 538         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 539         self.assertEqual(set(t._modified_fields), set(['description', 'due']))
 540
 541         t['project'] = "test project"
 542         self.assertEqual(set(t._modified_fields),
 543                          set(['description', 'due', 'project']))
 544
 545         # List of modified fields should clear out when saved
 546         t.save()
 547         self.assertEqual(set(t._modified_fields), set())
 548
 549         # Reassigning the fields with the same values now should not produce
 550         # modified fields
 551         t['description'] = "test task"
 552         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 553         t['project'] = "test project"
 554         self.assertEqual(set(t._modified_fields), set())
 555
 556     def test_modified_fields_loaded_task(self):
 557         t = Task(self.tw)
 558
 559         # Modify the task
 560         t['description'] = "test task"
 561         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 562         t['project'] = "test project"
 563
 564         dependency = Task(self.tw, description="dependency")
 565         dependency.save()
 566         t['depends'] = set([dependency])
 567
 568         # List of modified fields should clear out when saved
 569         t.save()
 570         self.assertEqual(set(t._modified_fields), set())
 571
 572         # Get the task by using a filter by UUID
 573         t2 = self.tw.tasks.get(uuid=t['uuid'])
 574
 575         # Reassigning the fields with the same values now should not produce
 576         # modified fields
 577         t['description'] = "test task"
 578         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 579         t['project'] = "test project"
 580         t['depends'] = set([dependency])
 581         self.assertEqual(set(t._modified_fields), set())
 582
 583     def test_modified_fields_not_affected_by_reading(self):
 584         t = Task(self.tw)
 585
 586         for field in TASK_STANDARD_ATTRS:
 587             value = t[field]
 588
 589         self.assertEqual(set(t._modified_fields), set())
 590
 591     def test_setting_read_only_attrs_through_init(self):
 592         # Test that we are unable to set readonly attrs through __init__
 593         for readonly_key in Task.read_only_fields:
 594             kwargs = {'description': 'test task', readonly_key: 'value'}
 595             self.assertRaises(RuntimeError,
 596                               lambda: Task(self.tw, **kwargs))
 597
 598     def test_setting_read_only_attrs_through_setitem(self):
 599         # Test that we are unable to set readonly attrs through __init__
 600         for readonly_key in Task.read_only_fields:
 601             t = Task(self.tw, description='test task')
 602             self.assertRaises(RuntimeError,
 603                               lambda: t.__setitem__(readonly_key, 'value'))
 604
 605     def test_saving_unmodified_task(self):
 606         t = Task(self.tw, description="test task")
 607         t.save()
 608         t.save()
 609
 610     def test_adding_tag_by_appending(self):
 611         t = Task(self.tw, description="test task", tags=['test1'])
 612         t.save()
 613         t['tags'].append('test2')
 614         t.save()
 615         self.assertEqual(t['tags'], ['test1', 'test2'])
 616
 617     def test_adding_tag_by_appending_empty(self):
 618         t = Task(self.tw, description="test task")
 619         t.save()
 620         t['tags'].append('test')
 621         t.save()
 622         self.assertEqual(t['tags'], ['test'])
 623
 624     def test_serializers_returning_empty_string_for_none(self):
 625         # Test that any serializer returns '' when passed None
 626         t = Task(self.tw)
 627         serializers = [getattr(t, serializer_name) for serializer_name in
 628                        filter(lambda x: x.startswith('serialize_'), dir(t))]
 629         for serializer in serializers:
 630             self.assertEqual(serializer(None), '')
 631
 632     def test_deserializer_returning_empty_value_for_empty_string(self):
 633         # Test that any deserializer returns empty value when passed ''
 634         t = Task(self.tw)
 635         deserializers = [getattr(t, deserializer_name) for deserializer_name in
 636                         filter(lambda x: x.startswith('deserialize_'), dir(t))]
 637         for deserializer in deserializers:
 638             self.assertTrue(deserializer('') in (None, [], set()))
 639
 640     def test_normalizers_handling_none(self):
 641         # Test that any normalizer can handle None as a valid value
 642         t = Task(self.tw)
 643
 644         for key in TASK_STANDARD_ATTRS:
 645             t._normalize(key, None)
 646
 647     def test_recurrent_task_generation(self):
 648         today = datetime.date.today()
 649         t = Task(self.tw, description="brush teeth",
 650                  due=today, recur="daily")
 651         t.save()
 652         self.assertEqual(len(self.tw.tasks.pending()), 2)
 653
 654 class TaskFromHookTest(TasklibTest):
 655
 656     input_add_data = six.StringIO(
 657         '{"description":"Buy some milk",'
 658         '"entry":"20141118T050231Z",'
 659         '"status":"pending",'
 660         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 661
 662     input_modify_data = six.StringIO(input_add_data.getvalue() + '\n' +
 663         '{"description":"Buy some milk finally",'
 664         '"entry":"20141118T050231Z",'
 665         '"status":"completed",'
 666         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 667
 668     exported_raw_data = (
 669         '{"project":"Home",'
 670          '"due":"20150101T232323Z",'
 671          '"description":"test task"}')
 672
 673     def test_setting_up_from_add_hook_input(self):
 674         t = Task.from_input(input_file=self.input_add_data, warrior=self.tw)
 675         self.assertEqual(t['description'], "Buy some milk")
 676         self.assertEqual(t.pending, True)
 677
 678     def test_setting_up_from_modified_hook_input(self):
 679         t = Task.from_input(input_file=self.input_modify_data, modify=True,
 680                             warrior=self.tw)
 681         self.assertEqual(t['description'], "Buy some milk finally")
 682         self.assertEqual(t.pending, False)
 683         self.assertEqual(t.completed, True)
 684
 685         self.assertEqual(t._original_data['status'], "pending")
 686         self.assertEqual(t._original_data['description'], "Buy some milk")
 687         self.assertEqual(set(t._modified_fields),
 688                          set(['status', 'description']))
 689
 690     def test_export_data(self):
 691         t = Task(self.tw, description="test task",
 692             project="Home",
 693             due=pytz.utc.localize(datetime.datetime(2015,1,1,23,23,23)))
 694
 695         # Check that the output is a permutation of:
 696         # {"project":"Home","description":"test task","due":"20150101232323Z"}
 697         allowed_segments = self.exported_raw_data[1:-1].split(',')
 698         allowed_output = [
 699             '{' + ','.join(segments) + '}'
 700             for segments in itertools.permutations(allowed_segments)
 701         ]
 702
 703         self.assertTrue(any(t.export_data() == expected
 704                             for expected in allowed_output))
 705
 706 class TimezoneAwareDatetimeTest(TasklibTest):
 707
 708     def setUp(self):
 709         super(TimezoneAwareDatetimeTest, self).setUp()
 710         self.zone = local_zone
 711         self.localdate_naive = datetime.datetime(2015,2,2)
 712         self.localtime_naive = datetime.datetime(2015,2,2,0,0,0)
 713         self.localtime_aware = self.zone.localize(self.localtime_naive)
 714         self.utctime_aware = self.localtime_aware.astimezone(pytz.utc)
 715
 716     def test_timezone_naive_datetime_setitem(self):
 717         t = Task(self.tw, description="test task")
 718         t['due'] = self.localtime_naive
 719         self.assertEqual(t['due'], self.localtime_aware)
 720
 721     def test_timezone_naive_datetime_using_init(self):
 722         t = Task(self.tw, description="test task", due=self.localtime_naive)
 723         self.assertEqual(t['due'], self.localtime_aware)
 724
 725     def test_filter_by_naive_datetime(self):
 726         t = Task(self.tw, description="task1", due=self.localtime_naive)
 727         t.save()
 728         matching_tasks = self.tw.tasks.filter(due=self.localtime_naive)
 729         self.assertEqual(len(matching_tasks), 1)
 730
 731     def test_serialize_naive_datetime(self):
 732         t = Task(self.tw, description="task1", due=self.localtime_naive)
 733         self.assertEqual(json.loads(t.export_data())['due'],
 734                          self.utctime_aware.strftime(DATE_FORMAT))
 735
 736     def test_timezone_naive_date_setitem(self):
 737         t = Task(self.tw, description="test task")
 738         t['due'] = self.localdate_naive
 739         self.assertEqual(t['due'], self.localtime_aware)
 740
 741     def test_timezone_naive_date_using_init(self):
 742         t = Task(self.tw, description="test task", due=self.localdate_naive)
 743         self.assertEqual(t['due'], self.localtime_aware)
 744
 745     def test_filter_by_naive_date(self):
 746         t = Task(self.tw, description="task1", due=self.localdate_naive)
 747         t.save()
 748         matching_tasks = self.tw.tasks.filter(due=self.localdate_naive)
 749         self.assertEqual(len(matching_tasks), 1)
 750
 751     def test_serialize_naive_date(self):
 752         t = Task(self.tw, description="task1", due=self.localdate_naive)
 753         self.assertEqual(json.loads(t.export_data())['due'],
 754                          self.utctime_aware.strftime(DATE_FORMAT))
 755
 756     def test_timezone_aware_datetime_setitem(self):
 757         t = Task(self.tw, description="test task")
 758         t['due'] = self.localtime_aware
 759         self.assertEqual(t['due'], self.localtime_aware)
 760
 761     def test_timezone_aware_datetime_using_init(self):
 762         t = Task(self.tw, description="test task", due=self.localtime_aware)
 763         self.assertEqual(t['due'], self.localtime_aware)
 764
 765     def test_filter_by_aware_datetime(self):
 766         t = Task(self.tw, description="task1", due=self.localtime_aware)
 767         t.save()
 768         matching_tasks = self.tw.tasks.filter(due=self.localtime_aware)
 769         self.assertEqual(len(matching_tasks), 1)
 770
 771     def test_serialize_aware_datetime(self):
 772         t = Task(self.tw, description="task1", due=self.localtime_aware)
 773         self.assertEqual(json.loads(t.export_data())['due'],
 774                          self.utctime_aware.strftime(DATE_FORMAT))
 775
 776 class AnnotationTest(TasklibTest):
 777
 778     def setUp(self):
 779         super(AnnotationTest, self).setUp()
 780         Task(self.tw, description="test task").save()
 781
 782     def test_adding_annotation(self):
 783         task = self.tw.tasks.get()
 784         task.add_annotation('test annotation')
 785         self.assertEqual(len(task['annotations']), 1)
 786         ann = task['annotations'][0]
 787         self.assertEqual(ann['description'], 'test annotation')
 788
 789     def test_removing_annotation(self):
 790         task = self.tw.tasks.get()
 791         task.add_annotation('test annotation')
 792         ann = task['annotations'][0]
 793         ann.remove()
 794         self.assertEqual(len(task['annotations']), 0)
 795
 796     def test_removing_annotation_by_description(self):
 797         task = self.tw.tasks.get()
 798         task.add_annotation('test annotation')
 799         task.remove_annotation('test annotation')
 800         self.assertEqual(len(task['annotations']), 0)
 801
 802     def test_removing_annotation_by_obj(self):
 803         task = self.tw.tasks.get()
 804         task.add_annotation('test annotation')
 805         ann = task['annotations'][0]
 806         task.remove_annotation(ann)
 807         self.assertEqual(len(task['annotations']), 0)
 808
 809     def test_annotation_after_modification(self):
 810          task = self.tw.tasks.get()
 811          task['project'] = 'test'
 812          task.add_annotation('I should really do this task')
 813          self.assertEqual(task['project'], 'test')
 814          task.save()
 815          self.assertEqual(task['project'], 'test')
 816
 817     def test_serialize_annotations(self):
 818         # Test that serializing annotations is possible
 819         t = Task(self.tw, description="test")
 820         t.save()
 821
 822         t.add_annotation("annotation1")
 823         t.add_annotation("annotation2")
 824
 825         data = t._serialize('annotations', t._data['annotations'])
 826
 827         self.assertEqual(len(data), 2)
 828         self.assertEqual(type(data[0]), dict)
 829         self.assertEqual(type(data[1]), dict)
 830
 831         self.assertEqual(data[0]['description'], "annotation1")
 832         self.assertEqual(data[1]['description'], "annotation2")
 833
 834
 835 class UnicodeTest(TasklibTest):
 836
 837     def test_unicode_task(self):
 838         Task(self.tw, description="†åßk").save()
 839         self.tw.tasks.get()
 840
 841     def test_non_unicode_task(self):
 842         Task(self.tw, description="test task").save()
 843         self.tw.tasks.get()
 844
 845 class ReadOnlyDictViewTest(unittest.TestCase):
 846
 847     def setUp(self):
 848         self.sample = dict(l=[1,2,3], d={'k':'v'})
 849         self.original_sample = copy.deepcopy(self.sample)
 850         self.view = ReadOnlyDictView(self.sample)
 851
 852     def test_readonlydictview_getitem(self):
 853         l = self.view['l']
 854         self.assertEqual(l, self.sample['l'])
 855
 856         # Assert that modification changed only copied value
 857         l.append(4)
 858         self.assertNotEqual(l, self.sample['l'])
 859
 860         # Assert that viewed dict is not changed
 861         self.assertEqual(self.sample, self.original_sample)
 862
 863     def test_readonlydictview_contains(self):
 864         self.assertEqual('l' in self.view, 'l' in self.sample)
 865         self.assertEqual('d' in self.view, 'd' in self.sample)
 866         self.assertEqual('k' in self.view, 'k' in self.sample)
 867
 868         # Assert that viewed dict is not changed
 869         self.assertEqual(self.sample, self.original_sample)
 870
 871     def test_readonlydictview_iter(self):
 872         self.assertEqual(list(k for k in self.view),
 873                          list(k for k in self.sample))
 874
 875         # Assert the view is correct after modification
 876         self.sample['new'] = 'value'
 877         self.assertEqual(list(k for k in self.view),
 878                          list(k for k in self.sample))
 879
 880     def test_readonlydictview_len(self):
 881         self.assertEqual(len(self.view), len(self.sample))
 882
 883         # Assert the view is correct after modification
 884         self.sample['new'] = 'value'
 885         self.assertEqual(len(self.view), len(self.sample))
 886
 887     def test_readonlydictview_get(self):
 888         l = self.view.get('l')
 889         self.assertEqual(l, self.sample.get('l'))
 890
 891         # Assert that modification changed only copied value
 892         l.append(4)
 893         self.assertNotEqual(l, self.sample.get('l'))
 894
 895         # Assert that viewed dict is not changed
 896         self.assertEqual(self.sample, self.original_sample)
 897
 898     def test_readonlydict_items(self):
 899         view_items = self.view.items()
 900         sample_items = list(self.sample.items())
 901         self.assertEqual(view_items, sample_items)
 902
 903         view_items.append('newkey')
 904         self.assertNotEqual(view_items, sample_items)
 905         self.assertEqual(self.sample, self.original_sample)
 906
 907     def test_readonlydict_values(self):
 908         view_values = self.view.values()
 909         sample_values = list(self.sample.values())
 910         self.assertEqual(view_values, sample_values)
 911
 912         view_list_item = list(filter(lambda x: type(x) is list,
 913                                      view_values))[0]
 914         view_list_item.append(4)
 915         self.assertNotEqual(view_values, sample_values)
 916         self.assertEqual(self.sample, self.original_sample)