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 sys
  11 import tempfile
  12 import unittest
  13
  14 from .backends import TaskWarrior
  15 from .task import (Task, ReadOnlyDictView, LazyUUIDTask,
  16                    LazyUUIDTaskSet, TaskQuerySet)
  17 from .serializing import DATE_FORMAT, local_zone
  18
  19 # http://taskwarrior.org/docs/design/task.html , Section: The Attributes
  20 TASK_STANDARD_ATTRS = (
  21     'status',
  22     'uuid',
  23     'entry',
  24     'description',
  25     'start',
  26     'end',
  27     'due',
  28     'until',
  29     'wait',
  30     'modified',
  31     'scheduled',
  32     'recur',
  33     'mask',
  34     'imask',
  35     'parent',
  36     'project',
  37     'priority',
  38     'depends',
  39     'tags',
  40     'annotations',
  41 )
  42
  43 total_seconds_2_6 = lambda x: x.microseconds / 1e6 + x.seconds + x.days * 24 * 3600
  44
  45
  46 class TasklibTest(unittest.TestCase):
  47
  48     def setUp(self):
  49         self.tmp = tempfile.mkdtemp(dir='.')
  50         self.tw = TaskWarrior(data_location=self.tmp, taskrc_location='/')
  51
  52     def tearDown(self):
  53         shutil.rmtree(self.tmp)
  54
  55
  56 class TaskFilterTest(TasklibTest):
  57
  58     def test_all_empty(self):
  59         self.assertEqual(len(self.tw.tasks.all()), 0)
  60
  61     def test_all_non_empty(self):
  62         Task(self.tw, description="test task").save()
  63         self.assertEqual(len(self.tw.tasks.all()), 1)
  64         self.assertEqual(self.tw.tasks.all()[0]['description'], 'test task')
  65         self.assertEqual(self.tw.tasks.all()[0]['status'], 'pending')
  66
  67     def test_pending_non_empty(self):
  68         Task(self.tw, description="test task").save()
  69         self.assertEqual(len(self.tw.tasks.pending()), 1)
  70         self.assertEqual(self.tw.tasks.pending()[0]['description'],
  71                          'test task')
  72         self.assertEqual(self.tw.tasks.pending()[0]['status'], 'pending')
  73
  74     def test_completed_empty(self):
  75         Task(self.tw, description="test task").save()
  76         self.assertEqual(len(self.tw.tasks.completed()), 0)
  77
  78     def test_completed_non_empty(self):
  79         Task(self.tw, description="test task").save()
  80         self.assertEqual(len(self.tw.tasks.completed()), 0)
  81         self.tw.tasks.all()[0].done()
  82         self.assertEqual(len(self.tw.tasks.completed()), 1)
  83
  84     def test_filtering_by_attribute(self):
  85         Task(self.tw, description="no priority task").save()
  86         Task(self.tw, priority="H", description="high priority task").save()
  87         self.assertEqual(len(self.tw.tasks.all()), 2)
  88
  89         # Assert that the correct number of tasks is returned
  90         self.assertEqual(len(self.tw.tasks.filter(priority="H")), 1)
  91
  92         # Assert that the correct tasks are returned
  93         high_priority_task = self.tw.tasks.get(priority="H")
  94         self.assertEqual(high_priority_task['description'], "high priority task")
  95
  96     def test_filtering_by_empty_attribute(self):
  97         Task(self.tw, description="no priority task").save()
  98         Task(self.tw, priority="H", description="high priority task").save()
  99         self.assertEqual(len(self.tw.tasks.all()), 2)
 100
 101         # Assert that the correct number of tasks is returned
 102         self.assertEqual(len(self.tw.tasks.filter(priority=None)), 1)
 103
 104         # Assert that the correct tasks are returned
 105         no_priority_task = self.tw.tasks.get(priority=None)
 106         self.assertEqual(no_priority_task['description'], "no priority task")
 107
 108     def test_filter_for_task_with_space_in_descripition(self):
 109         task = Task(self.tw, description="test task")
 110         task.save()
 111
 112         filtered_task = self.tw.tasks.get(description="test task")
 113         self.assertEqual(filtered_task['description'], "test task")
 114
 115     def test_filter_for_task_without_space_in_descripition(self):
 116         task = Task(self.tw, description="test")
 117         task.save()
 118
 119         filtered_task = self.tw.tasks.get(description="test")
 120         self.assertEqual(filtered_task['description'], "test")
 121
 122     def test_filter_for_task_with_space_in_project(self):
 123         task = Task(self.tw, description="test", project="random project")
 124         task.save()
 125
 126         filtered_task = self.tw.tasks.get(project="random project")
 127         self.assertEqual(filtered_task['project'], "random project")
 128
 129     def test_filter_for_task_without_space_in_project(self):
 130         task = Task(self.tw, description="test", project="random")
 131         task.save()
 132
 133         filtered_task = self.tw.tasks.get(project="random")
 134         self.assertEqual(filtered_task['project'], "random")
 135
 136     def test_filter_with_empty_uuid(self):
 137         self.assertRaises(ValueError, lambda: self.tw.tasks.get(uuid=''))
 138
 139     def test_filter_dummy_by_status(self):
 140         t = Task(self.tw, description="test")
 141         t.save()
 142
 143         tasks = self.tw.tasks.filter(status=t['status'])
 144         self.assertEqual(list(tasks), [t])
 145
 146     def test_filter_dummy_by_uuid(self):
 147         t = Task(self.tw, description="test")
 148         t.save()
 149
 150         tasks = self.tw.tasks.filter(uuid=t['uuid'])
 151         self.assertEqual(list(tasks), [t])
 152
 153     def test_filter_dummy_by_entry(self):
 154         t = Task(self.tw, description="test")
 155         t.save()
 156
 157         tasks = self.tw.tasks.filter(entry=t['entry'])
 158         self.assertEqual(list(tasks), [t])
 159
 160     def test_filter_dummy_by_description(self):
 161         t = Task(self.tw, description="test")
 162         t.save()
 163
 164         tasks = self.tw.tasks.filter(description=t['description'])
 165         self.assertEqual(list(tasks), [t])
 166
 167     def test_filter_dummy_by_start(self):
 168         t = Task(self.tw, description="test")
 169         t.save()
 170         t.start()
 171
 172         tasks = self.tw.tasks.filter(start=t['start'])
 173         self.assertEqual(list(tasks), [t])
 174
 175     def test_filter_dummy_by_end(self):
 176         t = Task(self.tw, description="test")
 177         t.save()
 178         t.done()
 179
 180         tasks = self.tw.tasks.filter(end=t['end'])
 181         self.assertEqual(list(tasks), [t])
 182
 183     def test_filter_dummy_by_due(self):
 184         t = Task(self.tw, description="test", due=datetime.datetime.now())
 185         t.save()
 186
 187         tasks = self.tw.tasks.filter(due=t['due'])
 188         self.assertEqual(list(tasks), [t])
 189
 190     def test_filter_dummy_by_until(self):
 191         t = Task(self.tw, description="test")
 192         t.save()
 193
 194         tasks = self.tw.tasks.filter(until=t['until'])
 195         self.assertEqual(list(tasks), [t])
 196
 197     def test_filter_dummy_by_modified(self):
 198         # Older TW version does not support bumping modified
 199         # on save
 200         if self.tw.version < six.text_type('2.2.0'):
 201             # Python2.6 does not support SkipTest. As a workaround
 202             # mark the test as passed by exiting.
 203             if getattr(unittest, 'SkipTest', None) is not None:
 204                 raise unittest.SkipTest()
 205             else:
 206                 return
 207
 208         t = Task(self.tw, description="test")
 209         t.save()
 210
 211         tasks = self.tw.tasks.filter(modified=t['modified'])
 212         self.assertEqual(list(tasks), [t])
 213
 214     def test_filter_dummy_by_scheduled(self):
 215         t = Task(self.tw, description="test")
 216         t.save()
 217
 218         tasks = self.tw.tasks.filter(scheduled=t['scheduled'])
 219         self.assertEqual(list(tasks), [t])
 220
 221     def test_filter_dummy_by_tags(self):
 222         t = Task(self.tw, description="test", tags=["home"])
 223         t.save()
 224
 225         tasks = self.tw.tasks.filter(tags=t['tags'])
 226         self.assertEqual(list(tasks), [t])
 227
 228     def test_filter_dummy_by_projects(self):
 229         t = Task(self.tw, description="test", project="random")
 230         t.save()
 231
 232         tasks = self.tw.tasks.filter(project=t['project'])
 233         self.assertEqual(list(tasks), [t])
 234
 235     def test_filter_by_priority(self):
 236         t = Task(self.tw, description="test", priority="H")
 237         t.save()
 238
 239         tasks = self.tw.tasks.filter(priority=t['priority'])
 240         self.assertEqual(list(tasks), [t])
 241
 242
 243 class TaskTest(TasklibTest):
 244
 245     def test_create_unsaved_task(self):
 246         # Make sure a new task is not saved unless explicitly called for
 247         t = Task(self.tw, description="test task")
 248         self.assertEqual(len(self.tw.tasks.all()), 0)
 249
 250     # TODO: once python 2.6 compatiblity is over, use context managers here
 251     #       and in all subsequent tests for assertRaises
 252
 253     def test_delete_unsaved_task(self):
 254         t = Task(self.tw, description="test task")
 255         self.assertRaises(Task.NotSaved, t.delete)
 256
 257     def test_complete_unsaved_task(self):
 258         t = Task(self.tw, description="test task")
 259         self.assertRaises(Task.NotSaved, t.done)
 260
 261     def test_refresh_unsaved_task(self):
 262         t = Task(self.tw, description="test task")
 263         self.assertRaises(Task.NotSaved, t.refresh)
 264
 265     def test_start_unsaved_task(self):
 266         t = Task(self.tw, description="test task")
 267         self.assertRaises(Task.NotSaved, t.start)
 268
 269     def test_delete_deleted_task(self):
 270         t = Task(self.tw, description="test task")
 271         t.save()
 272         t.delete()
 273
 274         self.assertRaises(Task.DeletedTask, t.delete)
 275
 276     def test_complete_completed_task(self):
 277         t = Task(self.tw, description="test task")
 278         t.save()
 279         t.done()
 280
 281         self.assertRaises(Task.CompletedTask, t.done)
 282
 283     def test_start_completed_task(self):
 284         t = Task(self.tw, description="test task")
 285         t.save()
 286         t.done()
 287
 288         self.assertRaises(Task.CompletedTask, t.start)
 289
 290     def test_add_completed_task(self):
 291         t = Task(self.tw, description="test", status="completed",
 292                  end=datetime.datetime.now())
 293         t.save()
 294
 295     def test_add_multiple_completed_tasks(self):
 296         t1 = Task(self.tw, description="test1", status="completed",
 297                  end=datetime.datetime.now())
 298         t2 = Task(self.tw, description="test2", status="completed",
 299                  end=datetime.datetime.now())
 300         t1.save()
 301         t2.save()
 302
 303     def test_complete_deleted_task(self):
 304         t = Task(self.tw, description="test task")
 305         t.save()
 306         t.delete()
 307
 308         self.assertRaises(Task.DeletedTask, t.done)
 309
 310     def test_starting_task(self):
 311         t = Task(self.tw, description="test task")
 312         now = t.datetime_normalizer(datetime.datetime.now())
 313         t.save()
 314         t.start()
 315
 316         self.assertTrue(now.replace(microsecond=0) <= t['start'])
 317         self.assertEqual(t['status'], 'pending')
 318
 319     def test_completing_task(self):
 320         t = Task(self.tw, description="test task")
 321         now = t.datetime_normalizer(datetime.datetime.now())
 322         t.save()
 323         t.done()
 324
 325         self.assertTrue(now.replace(microsecond=0) <= t['end'])
 326         self.assertEqual(t['status'], 'completed')
 327
 328     def test_deleting_task(self):
 329         t = Task(self.tw, description="test task")
 330         now = t.datetime_normalizer(datetime.datetime.now())
 331         t.save()
 332         t.delete()
 333
 334         self.assertTrue(now.replace(microsecond=0) <= t['end'])
 335         self.assertEqual(t['status'], 'deleted')
 336
 337     def test_started_task_active(self):
 338         t = Task(self.tw, description="test task")
 339         t.save()
 340         t.start()
 341         self.assertTrue(t.active)
 342
 343     def test_unstarted_task_inactive(self):
 344         t = Task(self.tw, description="test task")
 345         self.assertFalse(t.active)
 346         t.save()
 347         self.assertFalse(t.active)
 348
 349     def test_start_active_task(self):
 350         t = Task(self.tw, description="test task")
 351         t.save()
 352         t.start()
 353         self.assertRaises(Task.ActiveTask, t.start)
 354
 355     def test_stop_completed_task(self):
 356         t = Task(self.tw, description="test task")
 357         t.save()
 358         t.start()
 359         t.done()
 360
 361         self.assertRaises(Task.InactiveTask, t.stop)
 362
 363         t = Task(self.tw, description="test task")
 364         t.save()
 365         t.done()
 366
 367         self.assertRaises(Task.InactiveTask, t.stop)
 368
 369     def test_stop_deleted_task(self):
 370         t = Task(self.tw, description="test task")
 371         t.save()
 372         t.start()
 373         t.delete()
 374         t.stop()
 375
 376     def test_stop_inactive_task(self):
 377         t = Task(self.tw, description="test task")
 378         t.save()
 379
 380         self.assertRaises(Task.InactiveTask, t.stop)
 381
 382         t = Task(self.tw, description="test task")
 383         t.save()
 384         t.start()
 385         t.stop()
 386
 387         self.assertRaises(Task.InactiveTask, t.stop)
 388
 389     def test_stopping_task(self):
 390         t = Task(self.tw, description="test task")
 391         now = t.datetime_normalizer(datetime.datetime.now())
 392         t.save()
 393         t.start()
 394         t.stop()
 395
 396         self.assertEqual(t['end'], None)
 397         self.assertEqual(t['status'], 'pending')
 398         self.assertFalse(t.active)
 399
 400     def test_modify_simple_attribute_without_space(self):
 401         t = Task(self.tw, description="test")
 402         t.save()
 403
 404         self.assertEquals(t['description'], "test")
 405
 406         t['description'] = "test-modified"
 407         t.save()
 408
 409         self.assertEquals(t['description'], "test-modified")
 410
 411     def test_modify_simple_attribute_with_space(self):
 412         # Space can pose problems with parsing
 413         t = Task(self.tw, description="test task")
 414         t.save()
 415
 416         self.assertEquals(t['description'], "test task")
 417
 418         t['description'] = "test task modified"
 419         t.save()
 420
 421         self.assertEquals(t['description'], "test task modified")
 422
 423     def test_empty_dependency_set_of_unsaved_task(self):
 424         t = Task(self.tw, description="test task")
 425         self.assertEqual(t['depends'], set())
 426
 427     def test_empty_dependency_set_of_saved_task(self):
 428         t = Task(self.tw, description="test task")
 429         t.save()
 430         self.assertEqual(t['depends'], set())
 431
 432     def test_set_unsaved_task_as_dependency(self):
 433         # Adds only one dependency to task with no dependencies
 434         t = Task(self.tw, description="test task")
 435         dependency = Task(self.tw, description="needs to be done first")
 436
 437         # We only save the parent task, dependency task is unsaved
 438         t.save()
 439         t['depends'] = set([dependency])
 440
 441         self.assertRaises(Task.NotSaved, t.save)
 442
 443     def test_set_simple_dependency_set(self):
 444         # Adds only one dependency to task with no dependencies
 445         t = Task(self.tw, description="test task")
 446         dependency = Task(self.tw, description="needs to be done first")
 447
 448         t.save()
 449         dependency.save()
 450
 451         t['depends'] = set([dependency])
 452
 453         self.assertEqual(t['depends'], set([dependency]))
 454
 455     def test_set_complex_dependency_set(self):
 456         # Adds two dependencies to task with no dependencies
 457         t = Task(self.tw, description="test task")
 458         dependency1 = Task(self.tw, description="needs to be done first")
 459         dependency2 = Task(self.tw, description="needs to be done second")
 460
 461         t.save()
 462         dependency1.save()
 463         dependency2.save()
 464
 465         t['depends'] = set([dependency1, dependency2])
 466
 467         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 468
 469     def test_remove_from_dependency_set(self):
 470         # Removes dependency from task with two dependencies
 471         t = Task(self.tw, description="test task")
 472         dependency1 = Task(self.tw, description="needs to be done first")
 473         dependency2 = Task(self.tw, description="needs to be done second")
 474
 475         dependency1.save()
 476         dependency2.save()
 477
 478         t['depends'] = set([dependency1, dependency2])
 479         t.save()
 480
 481         t['depends'].remove(dependency2)
 482         t.save()
 483
 484         self.assertEqual(t['depends'], set([dependency1]))
 485
 486     def test_add_to_dependency_set(self):
 487         # Adds dependency to task with one dependencies
 488         t = Task(self.tw, description="test task")
 489         dependency1 = Task(self.tw, description="needs to be done first")
 490         dependency2 = Task(self.tw, description="needs to be done second")
 491
 492         dependency1.save()
 493         dependency2.save()
 494
 495         t['depends'] = set([dependency1])
 496         t.save()
 497
 498         t['depends'].add(dependency2)
 499         t.save()
 500
 501         self.assertEqual(t['depends'], set([dependency1, dependency2]))
 502
 503     def test_add_to_empty_dependency_set(self):
 504         # Adds dependency to task with one dependencies
 505         t = Task(self.tw, description="test task")
 506         dependency = Task(self.tw, description="needs to be done first")
 507
 508         dependency.save()
 509
 510         t['depends'].add(dependency)
 511         t.save()
 512
 513         self.assertEqual(t['depends'], set([dependency]))
 514
 515     def test_simple_dependency_set_save_repeatedly(self):
 516         # Adds only one dependency to task with no dependencies
 517         t = Task(self.tw, description="test task")
 518         dependency = Task(self.tw, description="needs to be done first")
 519         dependency.save()
 520
 521         t['depends'] = set([dependency])
 522         t.save()
 523
 524         # We taint the task, but keep depends intact
 525         t['description'] = "test task modified"
 526         t.save()
 527
 528         self.assertEqual(t['depends'], set([dependency]))
 529
 530         # We taint the task, but assign the same set to the depends
 531         t['depends'] = set([dependency])
 532         t['description'] = "test task modified again"
 533         t.save()
 534
 535         self.assertEqual(t['depends'], set([dependency]))
 536
 537     def test_compare_different_tasks(self):
 538         # Negative: compare two different tasks
 539         t1 = Task(self.tw, description="test task")
 540         t2 = Task(self.tw, description="test task")
 541
 542         t1.save()
 543         t2.save()
 544
 545         self.assertEqual(t1 == t2, False)
 546
 547     def test_compare_same_task_object(self):
 548         # Compare Task object wit itself
 549         t = Task(self.tw, description="test task")
 550         t.save()
 551
 552         self.assertEqual(t == t, True)
 553
 554     def test_compare_same_task(self):
 555         # Compare the same task using two different objects
 556         t1 = Task(self.tw, description="test task")
 557         t1.save()
 558
 559         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 560         self.assertEqual(t1 == t2, True)
 561
 562     def test_compare_unsaved_tasks(self):
 563         # t1 and t2 are unsaved tasks, considered to be unequal
 564         # despite the content of data
 565         t1 = Task(self.tw, description="test task")
 566         t2 = Task(self.tw, description="test task")
 567
 568         self.assertEqual(t1 == t2, False)
 569
 570     def test_hash_unsaved_tasks(self):
 571         # Considered equal, it's the same object
 572         t1 = Task(self.tw, description="test task")
 573         t2 = t1
 574         self.assertEqual(hash(t1) == hash(t2), True)
 575
 576     def test_hash_same_task(self):
 577         # Compare the hash of the task using two different objects
 578         t1 = Task(self.tw, description="test task")
 579         t1.save()
 580
 581         t2 = self.tw.tasks.get(uuid=t1['uuid'])
 582         self.assertEqual(t1.__hash__(), t2.__hash__())
 583
 584     def test_adding_task_with_priority(self):
 585         t = Task(self.tw, description="test task", priority="M")
 586         t.save()
 587
 588     def test_removing_priority_with_none(self):
 589         t = Task(self.tw, description="test task", priority="L")
 590         t.save()
 591
 592         # Remove the priority mark
 593         t['priority'] = None
 594         t.save()
 595
 596         # Assert that priority is not there after saving
 597         self.assertEqual(t['priority'], None)
 598
 599     def test_adding_task_with_due_time(self):
 600         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 601         t.save()
 602
 603     def test_removing_due_time_with_none(self):
 604         t = Task(self.tw, description="test task", due=datetime.datetime.now())
 605         t.save()
 606
 607         # Remove the due timestamp
 608         t['due'] = None
 609         t.save()
 610
 611         # Assert that due timestamp is no longer there
 612         self.assertEqual(t['due'], None)
 613
 614     def test_modified_fields_new_task(self):
 615         t = Task(self.tw)
 616
 617         # This should be empty with new task
 618         self.assertEqual(set(t._modified_fields), set())
 619
 620         # Modify the task
 621         t['description'] = "test task"
 622         self.assertEqual(set(t._modified_fields), set(['description']))
 623
 624         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 625         self.assertEqual(set(t._modified_fields), set(['description', 'due']))
 626
 627         t['project'] = "test project"
 628         self.assertEqual(set(t._modified_fields),
 629                          set(['description', 'due', 'project']))
 630
 631         # List of modified fields should clear out when saved
 632         t.save()
 633         self.assertEqual(set(t._modified_fields), set())
 634
 635         # Reassigning the fields with the same values now should not produce
 636         # modified fields
 637         t['description'] = "test task"
 638         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 639         t['project'] = "test project"
 640         self.assertEqual(set(t._modified_fields), set())
 641
 642     def test_modified_fields_loaded_task(self):
 643         t = Task(self.tw)
 644
 645         # Modify the task
 646         t['description'] = "test task"
 647         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 648         t['project'] = "test project"
 649
 650         dependency = Task(self.tw, description="dependency")
 651         dependency.save()
 652         t['depends'] = set([dependency])
 653
 654         # List of modified fields should clear out when saved
 655         t.save()
 656         self.assertEqual(set(t._modified_fields), set())
 657
 658         # Get the task by using a filter by UUID
 659         t2 = self.tw.tasks.get(uuid=t['uuid'])
 660
 661         # Reassigning the fields with the same values now should not produce
 662         # modified fields
 663         t['description'] = "test task"
 664         t['due'] = datetime.datetime(2014, 2, 14, 14, 14, 14)  # <3
 665         t['project'] = "test project"
 666         t['depends'] = set([dependency])
 667         self.assertEqual(set(t._modified_fields), set())
 668
 669     def test_modified_fields_not_affected_by_reading(self):
 670         t = Task(self.tw)
 671
 672         for field in TASK_STANDARD_ATTRS:
 673             value = t[field]
 674
 675         self.assertEqual(set(t._modified_fields), set())
 676
 677     def test_setting_read_only_attrs_through_init(self):
 678         # Test that we are unable to set readonly attrs through __init__
 679         for readonly_key in Task.read_only_fields:
 680             kwargs = {'description': 'test task', readonly_key: 'value'}
 681             self.assertRaises(RuntimeError,
 682                               lambda: Task(self.tw, **kwargs))
 683
 684     def test_setting_read_only_attrs_through_setitem(self):
 685         # Test that we are unable to set readonly attrs through __init__
 686         for readonly_key in Task.read_only_fields:
 687             t = Task(self.tw, description='test task')
 688             self.assertRaises(RuntimeError,
 689                               lambda: t.__setitem__(readonly_key, 'value'))
 690
 691     def test_saving_unmodified_task(self):
 692         t = Task(self.tw, description="test task")
 693         t.save()
 694         t.save()
 695
 696     def test_adding_tag_by_appending(self):
 697         t = Task(self.tw, description="test task", tags=['test1'])
 698         t.save()
 699         t['tags'].append('test2')
 700         t.save()
 701         self.assertEqual(t['tags'], ['test1', 'test2'])
 702
 703     def test_adding_tag_by_appending_empty(self):
 704         t = Task(self.tw, description="test task")
 705         t.save()
 706         t['tags'].append('test')
 707         t.save()
 708         self.assertEqual(t['tags'], ['test'])
 709
 710     def test_serializers_returning_empty_string_for_none(self):
 711         # Test that any serializer returns '' when passed None
 712         t = Task(self.tw)
 713         serializers = [getattr(t, serializer_name) for serializer_name in
 714                        filter(lambda x: x.startswith('serialize_'), dir(t))]
 715         for serializer in serializers:
 716             self.assertEqual(serializer(None), '')
 717
 718     def test_deserializer_returning_empty_value_for_empty_string(self):
 719         # Test that any deserializer returns empty value when passed ''
 720         t = Task(self.tw)
 721         deserializers = [getattr(t, deserializer_name) for deserializer_name in
 722                         filter(lambda x: x.startswith('deserialize_'), dir(t))]
 723         for deserializer in deserializers:
 724             self.assertTrue(deserializer('') in (None, [], set()))
 725
 726     def test_normalizers_handling_none(self):
 727         # Test that any normalizer can handle None as a valid value
 728         t = Task(self.tw)
 729
 730         for key in TASK_STANDARD_ATTRS:
 731             t._normalize(key, None)
 732
 733     def test_recurrent_task_generation(self):
 734         today = datetime.date.today()
 735         t = Task(self.tw, description="brush teeth",
 736                  due=today, recur="daily")
 737         t.save()
 738         self.assertEqual(len(self.tw.tasks.pending()), 2)
 739
 740     def test_modify_number_of_tasks_at_once(self):
 741         for i in range(1, 100):
 742             Task(self.tw, description="test task %d" % i, tags=['test']).save()
 743
 744         self.tw.execute_command(['+test', 'mod', 'unified', 'description'])
 745
 746     def test_return_all_from_executed_command(self):
 747         Task(self.tw, description="test task", tags=['test']).save()
 748         out, err, rc = self.tw.execute_command(['count'], return_all=True)
 749         self.assertEqual(rc, 0)
 750
 751     def test_return_all_from_failed_executed_command(self):
 752         Task(self.tw, description="test task", tags=['test']).save()
 753         out, err, rc = self.tw.execute_command(['countinvalid'],
 754             return_all=True, allow_failure=False)
 755         self.assertNotEqual(rc, 0)
 756
 757
 758 class TaskFromHookTest(TasklibTest):
 759
 760     input_add_data = six.StringIO(
 761         '{"description":"Buy some milk",'
 762         '"entry":"20141118T050231Z",'
 763         '"status":"pending",'
 764         '"start":"20141119T152233Z",'
 765         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 766
 767     input_modify_data = six.StringIO(input_add_data.getvalue() + '\n' +
 768         '{"description":"Buy some milk finally",'
 769         '"entry":"20141118T050231Z",'
 770         '"status":"completed",'
 771         '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}')
 772
 773     exported_raw_data = (
 774         '{"project":"Home",'
 775          '"due":"20150101T232323Z",'
 776          '"description":"test task"}')
 777
 778     def test_setting_up_from_add_hook_input(self):
 779         t = Task.from_input(input_file=self.input_add_data, backend=self.tw)
 780         self.assertEqual(t['description'], "Buy some milk")
 781         self.assertEqual(t.pending, True)
 782
 783     def test_setting_up_from_modified_hook_input(self):
 784         t = Task.from_input(input_file=self.input_modify_data, modify=True,
 785                             backend=self.tw)
 786         self.assertEqual(t['description'], "Buy some milk finally")
 787         self.assertEqual(t.pending, False)
 788         self.assertEqual(t.completed, True)
 789
 790         self.assertEqual(t._original_data['status'], "pending")
 791         self.assertEqual(t._original_data['description'], "Buy some milk")
 792         self.assertEqual(set(t._modified_fields),
 793                          set(['status', 'description', 'start']))
 794
 795     def test_export_data(self):
 796         t = Task(self.tw, description="test task",
 797             project="Home",
 798             due=pytz.utc.localize(datetime.datetime(2015,1,1,23,23,23)))
 799
 800         # Check that the output is a permutation of:
 801         # {"project":"Home","description":"test task","due":"20150101232323Z"}
 802         allowed_segments = self.exported_raw_data[1:-1].split(',')
 803         allowed_output = [
 804             '{' + ','.join(segments) + '}'
 805             for segments in itertools.permutations(allowed_segments)
 806         ]
 807
 808         self.assertTrue(any(t.export_data() == expected
 809                             for expected in allowed_output))
 810
 811 class TimezoneAwareDatetimeTest(TasklibTest):
 812
 813     def setUp(self):
 814         super(TimezoneAwareDatetimeTest, self).setUp()
 815         self.zone = local_zone
 816         self.localdate_naive = datetime.datetime(2015,2,2)
 817         self.localtime_naive = datetime.datetime(2015,2,2,0,0,0)
 818         self.localtime_aware = self.zone.localize(self.localtime_naive)
 819         self.utctime_aware = self.localtime_aware.astimezone(pytz.utc)
 820
 821     def test_timezone_naive_datetime_setitem(self):
 822         t = Task(self.tw, description="test task")
 823         t['due'] = self.localtime_naive
 824         self.assertEqual(t['due'], self.localtime_aware)
 825
 826     def test_timezone_naive_datetime_using_init(self):
 827         t = Task(self.tw, description="test task", due=self.localtime_naive)
 828         self.assertEqual(t['due'], self.localtime_aware)
 829
 830     def test_filter_by_naive_datetime(self):
 831         t = Task(self.tw, description="task1", due=self.localtime_naive)
 832         t.save()
 833         matching_tasks = self.tw.tasks.filter(due=self.localtime_naive)
 834         self.assertEqual(len(matching_tasks), 1)
 835
 836     def test_serialize_naive_datetime(self):
 837         t = Task(self.tw, description="task1", due=self.localtime_naive)
 838         self.assertEqual(json.loads(t.export_data())['due'],
 839                          self.utctime_aware.strftime(DATE_FORMAT))
 840
 841     def test_timezone_naive_date_setitem(self):
 842         t = Task(self.tw, description="test task")
 843         t['due'] = self.localdate_naive
 844         self.assertEqual(t['due'], self.localtime_aware)
 845
 846     def test_timezone_naive_date_using_init(self):
 847         t = Task(self.tw, description="test task", due=self.localdate_naive)
 848         self.assertEqual(t['due'], self.localtime_aware)
 849
 850     def test_filter_by_naive_date(self):
 851         t = Task(self.tw, description="task1", due=self.localdate_naive)
 852         t.save()
 853         matching_tasks = self.tw.tasks.filter(due=self.localdate_naive)
 854         self.assertEqual(len(matching_tasks), 1)
 855
 856     def test_serialize_naive_date(self):
 857         t = Task(self.tw, description="task1", due=self.localdate_naive)
 858         self.assertEqual(json.loads(t.export_data())['due'],
 859                          self.utctime_aware.strftime(DATE_FORMAT))
 860
 861     def test_timezone_aware_datetime_setitem(self):
 862         t = Task(self.tw, description="test task")
 863         t['due'] = self.localtime_aware
 864         self.assertEqual(t['due'], self.localtime_aware)
 865
 866     def test_timezone_aware_datetime_using_init(self):
 867         t = Task(self.tw, description="test task", due=self.localtime_aware)
 868         self.assertEqual(t['due'], self.localtime_aware)
 869
 870     def test_filter_by_aware_datetime(self):
 871         t = Task(self.tw, description="task1", due=self.localtime_aware)
 872         t.save()
 873         matching_tasks = self.tw.tasks.filter(due=self.localtime_aware)
 874         self.assertEqual(len(matching_tasks), 1)
 875
 876     def test_serialize_aware_datetime(self):
 877         t = Task(self.tw, description="task1", due=self.localtime_aware)
 878         self.assertEqual(json.loads(t.export_data())['due'],
 879                          self.utctime_aware.strftime(DATE_FORMAT))
 880
 881 class DatetimeStringTest(TasklibTest):
 882
 883     def test_simple_now_conversion(self):
 884         if self.tw.version < six.text_type('2.4.0'):
 885             # Python2.6 does not support SkipTest. As a workaround
 886             # mark the test as passed by exiting.
 887             if getattr(unittest, 'SkipTest', None) is not None:
 888                 raise unittest.SkipTest()
 889             else:
 890                 return
 891
 892         t = Task(self.tw, description="test task", due="now")
 893         now = local_zone.localize(datetime.datetime.now())
 894
 895         # Assert that both times are not more than 5 seconds apart
 896         if sys.version_info < (2,7):
 897             self.assertTrue(total_seconds_2_6(now - t['due']) < 5)
 898             self.assertTrue(total_seconds_2_6(t['due'] - now) < 5)
 899         else:
 900             self.assertTrue((now - t['due']).total_seconds() < 5)
 901             self.assertTrue((t['due'] - now).total_seconds() < 5)
 902
 903     def test_simple_eoy_conversion(self):
 904         if self.tw.version < six.text_type('2.4.0'):
 905             # Python2.6 does not support SkipTest. As a workaround
 906             # mark the test as passed by exiting.
 907             if getattr(unittest, 'SkipTest', None) is not None:
 908                 raise unittest.SkipTest()
 909             else:
 910                 return
 911
 912         t = Task(self.tw, description="test task", due="eoy")
 913         now = local_zone.localize(datetime.datetime.now())
 914         eoy = local_zone.localize(datetime.datetime(
 915             year=now.year,
 916             month=12,
 917             day=31,
 918             hour=23,
 919             minute=59,
 920             second=59
 921             ))
 922         self.assertEqual(eoy, t['due'])
 923
 924     def test_complex_eoy_conversion(self):
 925         if self.tw.version < six.text_type('2.4.0'):
 926             # Python2.6 does not support SkipTest. As a workaround
 927             # mark the test as passed by exiting.
 928             if getattr(unittest, 'SkipTest', None) is not None:
 929                 raise unittest.SkipTest()
 930             else:
 931                 return
 932
 933         t = Task(self.tw, description="test task", due="eoy - 4 months")
 934         now = local_zone.localize(datetime.datetime.now())
 935         due_date = local_zone.localize(datetime.datetime(
 936             year=now.year,
 937             month=12,
 938             day=31,
 939             hour=23,
 940             minute=59,
 941             second=59
 942             )) - datetime.timedelta(0,4 * 30 * 86400)
 943         self.assertEqual(due_date, t['due'])
 944
 945     def test_filtering_with_string_datetime(self):
 946         if self.tw.version < six.text_type('2.4.0'):
 947             # Python2.6 does not support SkipTest. As a workaround
 948             # mark the test as passed by exiting.
 949             if getattr(unittest, 'SkipTest', None) is not None:
 950                 raise unittest.SkipTest()
 951             else:
 952                 return
 953
 954         t = Task(self.tw, description="test task",
 955                  due=datetime.datetime.now() - datetime.timedelta(0,2))
 956         t.save()
 957         self.assertEqual(len(self.tw.tasks.filter(due__before="now")), 1)
 958
 959 class AnnotationTest(TasklibTest):
 960
 961     def setUp(self):
 962         super(AnnotationTest, self).setUp()
 963         Task(self.tw, description="test task").save()
 964
 965     def test_adding_annotation(self):
 966         task = self.tw.tasks.get()
 967         task.add_annotation('test annotation')
 968         self.assertEqual(len(task['annotations']), 1)
 969         ann = task['annotations'][0]
 970         self.assertEqual(ann['description'], 'test annotation')
 971
 972     def test_removing_annotation(self):
 973         task = self.tw.tasks.get()
 974         task.add_annotation('test annotation')
 975         ann = task['annotations'][0]
 976         ann.remove()
 977         self.assertEqual(len(task['annotations']), 0)
 978
 979     def test_removing_annotation_by_description(self):
 980         task = self.tw.tasks.get()
 981         task.add_annotation('test annotation')
 982         task.remove_annotation('test annotation')
 983         self.assertEqual(len(task['annotations']), 0)
 984
 985     def test_removing_annotation_by_obj(self):
 986         task = self.tw.tasks.get()
 987         task.add_annotation('test annotation')
 988         ann = task['annotations'][0]
 989         task.remove_annotation(ann)
 990         self.assertEqual(len(task['annotations']), 0)
 991
 992     def test_annotation_after_modification(self):
 993          task = self.tw.tasks.get()
 994          task['project'] = 'test'
 995          task.add_annotation('I should really do this task')
 996          self.assertEqual(task['project'], 'test')
 997          task.save()
 998          self.assertEqual(task['project'], 'test')
 999
1000     def test_serialize_annotations(self):
1001         # Test that serializing annotations is possible
1002         t = Task(self.tw, description="test")
1003         t.save()
1004
1005         t.add_annotation("annotation1")
1006         t.add_annotation("annotation2")
1007
1008         data = t._serialize('annotations', t._data['annotations'])
1009
1010         self.assertEqual(len(data), 2)
1011         self.assertEqual(type(data[0]), dict)
1012         self.assertEqual(type(data[1]), dict)
1013
1014         self.assertEqual(data[0]['description'], "annotation1")
1015         self.assertEqual(data[1]['description'], "annotation2")
1016
1017
1018 class UnicodeTest(TasklibTest):
1019
1020     def test_unicode_task(self):
1021         Task(self.tw, description=six.u("†åßk")).save()
1022         self.tw.tasks.get()
1023
1024     def test_filter_by_unicode_task(self):
1025         Task(self.tw, description=six.u("†åßk")).save()
1026         tasks = self.tw.tasks.filter(description=six.u("†åßk"))
1027         self.assertEqual(len(tasks), 1)
1028
1029     def test_non_unicode_task(self):
1030         Task(self.tw, description="test task").save()
1031         self.tw.tasks.get()
1032
1033 class ReadOnlyDictViewTest(unittest.TestCase):
1034
1035     def setUp(self):
1036         self.sample = dict(l=[1,2,3], d={'k':'v'})
1037         self.original_sample = copy.deepcopy(self.sample)
1038         self.view = ReadOnlyDictView(self.sample)
1039
1040     def test_readonlydictview_getitem(self):
1041         l = self.view['l']
1042         self.assertEqual(l, self.sample['l'])
1043
1044         # Assert that modification changed only copied value
1045         l.append(4)
1046         self.assertNotEqual(l, self.sample['l'])
1047
1048         # Assert that viewed dict is not changed
1049         self.assertEqual(self.sample, self.original_sample)
1050
1051     def test_readonlydictview_contains(self):
1052         self.assertEqual('l' in self.view, 'l' in self.sample)
1053         self.assertEqual('d' in self.view, 'd' in self.sample)
1054         self.assertEqual('k' in self.view, 'k' in self.sample)
1055
1056         # Assert that viewed dict is not changed
1057         self.assertEqual(self.sample, self.original_sample)
1058
1059     def test_readonlydictview_iter(self):
1060         self.assertEqual(list(k for k in self.view),
1061                          list(k for k in self.sample))
1062
1063         # Assert the view is correct after modification
1064         self.sample['new'] = 'value'
1065         self.assertEqual(list(k for k in self.view),
1066                          list(k for k in self.sample))
1067
1068     def test_readonlydictview_len(self):
1069         self.assertEqual(len(self.view), len(self.sample))
1070
1071         # Assert the view is correct after modification
1072         self.sample['new'] = 'value'
1073         self.assertEqual(len(self.view), len(self.sample))
1074
1075     def test_readonlydictview_get(self):
1076         l = self.view.get('l')
1077         self.assertEqual(l, self.sample.get('l'))
1078
1079         # Assert that modification changed only copied value
1080         l.append(4)
1081         self.assertNotEqual(l, self.sample.get('l'))
1082
1083         # Assert that viewed dict is not changed
1084         self.assertEqual(self.sample, self.original_sample)
1085
1086     def test_readonlydict_items(self):
1087         view_items = self.view.items()
1088         sample_items = list(self.sample.items())
1089         self.assertEqual(view_items, sample_items)
1090
1091         view_items.append('newkey')
1092         self.assertNotEqual(view_items, sample_items)
1093         self.assertEqual(self.sample, self.original_sample)
1094
1095     def test_readonlydict_values(self):
1096         view_values = self.view.values()
1097         sample_values = list(self.sample.values())
1098         self.assertEqual(view_values, sample_values)
1099
1100         view_list_item = list(filter(lambda x: type(x) is list,
1101                                      view_values))[0]
1102         view_list_item.append(4)
1103         self.assertNotEqual(view_values, sample_values)
1104         self.assertEqual(self.sample, self.original_sample)
1105
1106
1107 class LazyUUIDTaskTest(TasklibTest):
1108
1109     def setUp(self):
1110         super(LazyUUIDTaskTest, self).setUp()
1111
1112         self.stored = Task(self.tw, description="this is test task")
1113         self.stored.save()
1114
1115         self.lazy = LazyUUIDTask(self.tw, self.stored['uuid'])
1116
1117     def test_uuid_non_conversion(self):
1118         assert self.stored['uuid'] == self.lazy['uuid']
1119         assert type(self.lazy) is LazyUUIDTask
1120
1121     def test_conversion(self):
1122         assert self.stored['description'] == self.lazy['description']
1123         assert type(self.lazy) is Task
1124
1125     def test_normal_to_lazy_equality(self):
1126         assert self.stored == self.lazy
1127         assert type(self.lazy) is LazyUUIDTask
1128
1129     def test_lazy_to_lazy_equality(self):
1130         lazy1 = LazyUUIDTask(self.tw, self.stored['uuid'])
1131         lazy2 = LazyUUIDTask(self.tw, self.stored['uuid'])
1132
1133         assert lazy1 == lazy2
1134         assert type(lazy1) is LazyUUIDTask
1135         assert type(lazy2) is LazyUUIDTask
1136
1137     def test_lazy_in_queryset(self):
1138         tasks = self.tw.tasks.filter(uuid=self.stored['uuid'])
1139
1140         assert self.lazy in tasks
1141         assert type(self.lazy) is LazyUUIDTask
1142
1143
1144 class LazyUUIDTaskSetTest(TasklibTest):
1145
1146     def setUp(self):
1147         super(LazyUUIDTaskSetTest, self).setUp()
1148
1149         self.task1 = Task(self.tw, description="task 1")
1150         self.task2 = Task(self.tw, description="task 2")
1151         self.task3 = Task(self.tw, description="task 3")
1152
1153         self.task1.save()
1154         self.task2.save()
1155         self.task3.save()
1156
1157         self.uuids = (
1158             self.task1['uuid'],
1159             self.task2['uuid'],
1160             self.task3['uuid']
1161         )
1162
1163         self.lazy = LazyUUIDTaskSet(self.tw, self.uuids)
1164
1165     def test_length(self):
1166         assert len(self.lazy) == 3
1167         assert type(self.lazy) is LazyUUIDTaskSet
1168
1169     def test_contains(self):
1170         assert self.task1 in self.lazy
1171         assert self.task2 in self.lazy
1172         assert self.task3 in self.lazy
1173         assert type(self.lazy) is LazyUUIDTaskSet
1174
1175     def test_eq(self):
1176         assert self.lazy == self.tw.tasks.all()
1177         assert type(self.lazy) is LazyUUIDTaskSet
1178
1179     def test_conversion(self):
1180         assert set(self.lazy) == set(self.tw.tasks.all())
1181         assert type(self.lazy) is TaskQuerySet