# -*- coding: utf-8 -*- import os from django import forms from django.db.models import Q from django.test import TestCase from tagging.forms import TagField from tagging import settings from tagging.models import Tag, TaggedItem from tagging.tests.models import Article, Link, Perch, Parrot, FormTest from tagging.utils import calculate_cloud, edit_string_for_tags, get_tag_list, get_tag, parse_tag_input from tagging.utils import LINEAR ############# # Utilities # ############# class TestParseTagInput(TestCase): def test_with_simple_space_delimited_tags(self): """ Test with simple space-delimited tags. """ self.assertEquals(parse_tag_input('one'), [u'one']) self.assertEquals(parse_tag_input('one two'), [u'one', u'two']) self.assertEquals(parse_tag_input('one two three'), [u'one', u'three', u'two']) self.assertEquals(parse_tag_input('one one two two'), [u'one', u'two']) def test_with_comma_delimited_multiple_words(self): """ Test with comma-delimited multiple words. An unquoted comma in the input will trigger this. """ self.assertEquals(parse_tag_input(',one'), [u'one']) self.assertEquals(parse_tag_input(',one two'), [u'one two']) self.assertEquals(parse_tag_input(',one two three'), [u'one two three']) self.assertEquals(parse_tag_input('a-one, a-two and a-three'), [u'a-one', u'a-two and a-three']) def test_with_double_quoted_multiple_words(self): """ Test with double-quoted multiple words. A completed quote will trigger this. Unclosed quotes are ignored. """ self.assertEquals(parse_tag_input('"one'), [u'one']) self.assertEquals(parse_tag_input('"one two'), [u'one', u'two']) self.assertEquals(parse_tag_input('"one two three'), [u'one', u'three', u'two']) self.assertEquals(parse_tag_input('"one two"'), [u'one two']) self.assertEquals(parse_tag_input('a-one "a-two and a-three"'), [u'a-one', u'a-two and a-three']) def test_with_no_loose_commas(self): """ Test with no loose commas -- split on spaces. """ self.assertEquals(parse_tag_input('one two "thr,ee"'), [u'one', u'thr,ee', u'two']) def test_with_loose_commas(self): """ Loose commas - split on commas """ self.assertEquals(parse_tag_input('"one", two three'), [u'one', u'two three']) def test_tags_with_double_quotes_can_contain_commas(self): """ Double quotes can contain commas """ self.assertEquals(parse_tag_input('a-one "a-two, and a-three"'), [u'a-one', u'a-two, and a-three']) self.assertEquals(parse_tag_input('"two", one, one, two, "one"'), [u'one', u'two']) def test_with_naughty_input(self): """ Test with naughty input. """ # Bad users! Naughty users! self.assertEquals(parse_tag_input(None), []) self.assertEquals(parse_tag_input(''), []) self.assertEquals(parse_tag_input('"'), []) self.assertEquals(parse_tag_input('""'), []) self.assertEquals(parse_tag_input('"' * 7), []) self.assertEquals(parse_tag_input(',,,,,,'), []) self.assertEquals(parse_tag_input('",",",",",",","'), [u',']) self.assertEquals(parse_tag_input('a-one "a-two" and "a-three'), [u'a-one', u'a-three', u'a-two', u'and']) class TestNormalisedTagListInput(TestCase): def setUp(self): self.cheese = Tag.objects.create(name='cheese') self.toast = Tag.objects.create(name='toast') def test_single_tag_object_as_input(self): self.assertEquals(get_tag_list(self.cheese), [self.cheese]) def test_space_delimeted_string_as_input(self): ret = get_tag_list('cheese toast') self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_comma_delimeted_string_as_input(self): ret = get_tag_list('cheese,toast') self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_with_empty_list(self): self.assertEquals(get_tag_list([]), []) def test_list_of_two_strings(self): ret = get_tag_list(['cheese', 'toast']) self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_list_of_tag_primary_keys(self): ret = get_tag_list([self.cheese.id, self.toast.id]) self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_list_of_strings_with_strange_nontag_string(self): ret = get_tag_list(['cheese', 'toast', 'ŠĐĆŽćžšđ']) self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_list_of_tag_instances(self): ret = get_tag_list([self.cheese, self.toast]) self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_tuple_of_instances(self): ret = get_tag_list((self.cheese, self.toast)) self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_with_tag_filter(self): ret = get_tag_list(Tag.objects.filter(name__in=['cheese', 'toast'])) self.assertEquals(len(ret), 2) self.failUnless(self.cheese in ret) self.failUnless(self.toast in ret) def test_with_invalid_input_mix_of_string_and_instance(self): try: get_tag_list(['cheese', self.toast]) except ValueError, ve: self.assertEquals(str(ve), 'If a list or tuple of tags is provided, they must all be tag names, Tag objects or Tag ids.') except Exception, e: raise self.failureException('the wrong type of exception was raised: type [%s] value [%]' %\ (str(type(e)), str(e))) else: raise self.failureException('a ValueError exception was supposed to be raised!') def test_with_invalid_input(self): try: get_tag_list(29) except ValueError, ve: self.assertEquals(str(ve), 'The tag input given was invalid.') except Exception, e: raise self.failureException('the wrong type of exception was raised: type [%s] value [%s]' %\ (str(type(e)), str(e))) else: raise self.failureException('a ValueError exception was supposed to be raised!') def test_with_tag_instance(self): self.assertEquals(get_tag(self.cheese), self.cheese) def test_with_string(self): self.assertEquals(get_tag('cheese'), self.cheese) def test_with_primary_key(self): self.assertEquals(get_tag(self.cheese.id), self.cheese) def test_nonexistent_tag(self): self.assertEquals(get_tag('mouse'), None) class TestCalculateCloud(TestCase): def setUp(self): self.tags = [] for line in open(os.path.join(os.path.dirname(__file__), 'tags.txt')).readlines(): name, count = line.rstrip().split() tag = Tag(name=name) tag.count = int(count) self.tags.append(tag) def test_default_distribution(self): sizes = {} for tag in calculate_cloud(self.tags, steps=5): sizes[tag.font_size] = sizes.get(tag.font_size, 0) + 1 # This isn't a pre-calculated test, just making sure it's consistent self.assertEquals(sizes[1], 48) self.assertEquals(sizes[2], 30) self.assertEquals(sizes[3], 19) self.assertEquals(sizes[4], 15) self.assertEquals(sizes[5], 10) def test_linear_distribution(self): sizes = {} for tag in calculate_cloud(self.tags, steps=5, distribution=LINEAR): sizes[tag.font_size] = sizes.get(tag.font_size, 0) + 1 # This isn't a pre-calculated test, just making sure it's consistent self.assertEquals(sizes[1], 97) self.assertEquals(sizes[2], 12) self.assertEquals(sizes[3], 7) self.assertEquals(sizes[4], 2) self.assertEquals(sizes[5], 4) def test_invalid_distribution(self): try: calculate_cloud(self.tags, steps=5, distribution='cheese') except ValueError, ve: self.assertEquals(str(ve), 'Invalid distribution algorithm specified: cheese.') except Exception, e: raise self.failureException('the wrong type of exception was raised: type [%s] value [%s]' %\ (str(type(e)), str(e))) else: raise self.failureException('a ValueError exception was supposed to be raised!') ########### # Tagging # ########### class TestBasicTagging(TestCase): def setUp(self): self.dead_parrot = Parrot.objects.create(state='dead') def test_update_tags(self): Tag.objects.update_tags(self.dead_parrot, 'foo,bar,"ter"') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('foo') in tags) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('ter') in tags) Tag.objects.update_tags(self.dead_parrot, '"foo" bar "baz"') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) def test_add_tag(self): # start off in a known, mildly interesting state Tag.objects.update_tags(self.dead_parrot, 'foo bar baz') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) # try to add a tag that already exists Tag.objects.add_tag(self.dead_parrot, 'foo') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) # now add a tag that doesn't already exist Tag.objects.add_tag(self.dead_parrot, 'zip') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 4) self.failUnless(get_tag('zip') in tags) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) def test_add_tag_invalid_input_no_tags_specified(self): # start off in a known, mildly interesting state Tag.objects.update_tags(self.dead_parrot, 'foo bar baz') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) try: Tag.objects.add_tag(self.dead_parrot, ' ') except AttributeError, ae: self.assertEquals(str(ae), 'No tags were given: " ".') except Exception, e: raise self.failureException('the wrong type of exception was raised: type [%s] value [%s]' %\ (str(type(e)), str(e))) else: raise self.failureException('an AttributeError exception was supposed to be raised!') def test_add_tag_invalid_input_multiple_tags_specified(self): # start off in a known, mildly interesting state Tag.objects.update_tags(self.dead_parrot, 'foo bar baz') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) try: Tag.objects.add_tag(self.dead_parrot, 'one two') except AttributeError, ae: self.assertEquals(str(ae), 'Multiple tags were given: "one two".') except Exception, e: raise self.failureException('the wrong type of exception was raised: type [%s] value [%s]' %\ (str(type(e)), str(e))) else: raise self.failureException('an AttributeError exception was supposed to be raised!') def test_update_tags_exotic_characters(self): # start off in a known, mildly interesting state Tag.objects.update_tags(self.dead_parrot, 'foo bar baz') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) Tag.objects.update_tags(self.dead_parrot, u'ŠĐĆŽćžšđ') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 1) self.assertEquals(tags[0].name, u'ŠĐĆŽćžšđ') Tag.objects.update_tags(self.dead_parrot, u'你好') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 1) self.assertEquals(tags[0].name, u'你好') def test_update_tags_with_none(self): # start off in a known, mildly interesting state Tag.objects.update_tags(self.dead_parrot, 'foo bar baz') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(get_tag('bar') in tags) self.failUnless(get_tag('baz') in tags) self.failUnless(get_tag('foo') in tags) Tag.objects.update_tags(self.dead_parrot, None) tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 0) class TestModelTagField(TestCase): """ Test the 'tags' field on models. """ def test_create_with_tags_specified(self): f1 = FormTest.objects.create(tags=u'test3 test2 test1') tags = Tag.objects.get_for_object(f1) test1_tag = get_tag('test1') test2_tag = get_tag('test2') test3_tag = get_tag('test3') self.failUnless(None not in (test1_tag, test2_tag, test3_tag)) self.assertEquals(len(tags), 3) self.failUnless(test1_tag in tags) self.failUnless(test2_tag in tags) self.failUnless(test3_tag in tags) def test_update_via_tags_field(self): f1 = FormTest.objects.create(tags=u'test3 test2 test1') tags = Tag.objects.get_for_object(f1) test1_tag = get_tag('test1') test2_tag = get_tag('test2') test3_tag = get_tag('test3') self.failUnless(None not in (test1_tag, test2_tag, test3_tag)) self.assertEquals(len(tags), 3) self.failUnless(test1_tag in tags) self.failUnless(test2_tag in tags) self.failUnless(test3_tag in tags) f1.tags = u'test4' f1.save() tags = Tag.objects.get_for_object(f1) test4_tag = get_tag('test4') self.assertEquals(len(tags), 1) self.assertEquals(tags[0], test4_tag) f1.tags = '' f1.save() tags = Tag.objects.get_for_object(f1) self.assertEquals(len(tags), 0) class TestSettings(TestCase): def setUp(self): self.original_force_lower_case_tags = settings.FORCE_LOWERCASE_TAGS self.dead_parrot = Parrot.objects.create(state='dead') def tearDown(self): settings.FORCE_LOWERCASE_TAGS = self.original_force_lower_case_tags def test_force_lowercase_tags(self): """ Test forcing tags to lowercase. """ settings.FORCE_LOWERCASE_TAGS = True Tag.objects.update_tags(self.dead_parrot, 'foO bAr Ter') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) foo_tag = get_tag('foo') bar_tag = get_tag('bar') ter_tag = get_tag('ter') self.failUnless(foo_tag in tags) self.failUnless(bar_tag in tags) self.failUnless(ter_tag in tags) Tag.objects.update_tags(self.dead_parrot, 'foO bAr baZ') tags = Tag.objects.get_for_object(self.dead_parrot) baz_tag = get_tag('baz') self.assertEquals(len(tags), 3) self.failUnless(bar_tag in tags) self.failUnless(baz_tag in tags) self.failUnless(foo_tag in tags) Tag.objects.add_tag(self.dead_parrot, 'FOO') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 3) self.failUnless(bar_tag in tags) self.failUnless(baz_tag in tags) self.failUnless(foo_tag in tags) Tag.objects.add_tag(self.dead_parrot, 'Zip') tags = Tag.objects.get_for_object(self.dead_parrot) self.assertEquals(len(tags), 4) zip_tag = get_tag('zip') self.failUnless(bar_tag in tags) self.failUnless(baz_tag in tags) self.failUnless(foo_tag in tags) self.failUnless(zip_tag in tags) f1 = FormTest.objects.create() f1.tags = u'TEST5' f1.save() tags = Tag.objects.get_for_object(f1) test5_tag = get_tag('test5') self.assertEquals(len(tags), 1) self.failUnless(test5_tag in tags) self.assertEquals(f1.tags, u'test5') class TestTagUsageForModelBaseCase(TestCase): def test_tag_usage_for_model_empty(self): self.assertEquals(Tag.objects.usage_for_model(Parrot), []) class TestTagUsageForModel(TestCase): def setUp(self): parrot_details = ( ('pining for the fjords', 9, True, 'foo bar'), ('passed on', 6, False, 'bar baz ter'), ('no more', 4, True, 'foo ter'), ('late', 2, False, 'bar ter'), ) for state, perch_size, perch_smelly, tags in parrot_details: perch = Perch.objects.create(size=perch_size, smelly=perch_smelly) parrot = Parrot.objects.create(state=state, perch=perch) Tag.objects.update_tags(parrot, tags) def test_tag_usage_for_model(self): tag_usage = Tag.objects.usage_for_model(Parrot, counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 4) self.failUnless((u'bar', 3) in relevant_attribute_list) self.failUnless((u'baz', 1) in relevant_attribute_list) self.failUnless((u'foo', 2) in relevant_attribute_list) self.failUnless((u'ter', 3) in relevant_attribute_list) def test_tag_usage_for_model_with_min_count(self): tag_usage = Tag.objects.usage_for_model(Parrot, min_count = 2) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'bar', 3) in relevant_attribute_list) self.failUnless((u'foo', 2) in relevant_attribute_list) self.failUnless((u'ter', 3) in relevant_attribute_list) def test_tag_usage_with_filter_on_model_objects(self): tag_usage = Tag.objects.usage_for_model(Parrot, counts=True, filters=dict(state='no more')) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 2) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_model(Parrot, counts=True, filters=dict(state__startswith='p')) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 4) self.failUnless((u'bar', 2) in relevant_attribute_list) self.failUnless((u'baz', 1) in relevant_attribute_list) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_model(Parrot, counts=True, filters=dict(perch__size__gt=4)) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 4) self.failUnless((u'bar', 2) in relevant_attribute_list) self.failUnless((u'baz', 1) in relevant_attribute_list) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_model(Parrot, counts=True, filters=dict(perch__smelly=True)) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'bar', 1) in relevant_attribute_list) self.failUnless((u'foo', 2) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_model(Parrot, min_count=2, filters=dict(perch__smelly=True)) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'foo', 2) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_model(Parrot, filters=dict(perch__size__gt=4)) relevant_attribute_list = [(tag.name, hasattr(tag, 'counts')) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 4) self.failUnless((u'bar', False) in relevant_attribute_list) self.failUnless((u'baz', False) in relevant_attribute_list) self.failUnless((u'foo', False) in relevant_attribute_list) self.failUnless((u'ter', False) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_model(Parrot, filters=dict(perch__size__gt=99)) relevant_attribute_list = [(tag.name, hasattr(tag, 'counts')) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 0) class TestTagsRelatedForModel(TestCase): def setUp(self): parrot_details = ( ('pining for the fjords', 9, True, 'foo bar'), ('passed on', 6, False, 'bar baz ter'), ('no more', 4, True, 'foo ter'), ('late', 2, False, 'bar ter'), ) for state, perch_size, perch_smelly, tags in parrot_details: perch = Perch.objects.create(size=perch_size, smelly=perch_smelly) parrot = Parrot.objects.create(state=state, perch=perch) Tag.objects.update_tags(parrot, tags) def test_related_for_model_with_tag_query_sets_as_input(self): related_tags = Tag.objects.related_for_model(Tag.objects.filter(name__in=['bar']), Parrot, counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'baz', 1) in relevant_attribute_list) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 2) in relevant_attribute_list) related_tags = Tag.objects.related_for_model(Tag.objects.filter(name__in=['bar']), Parrot, min_count=2) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'ter', 2) in relevant_attribute_list) related_tags = Tag.objects.related_for_model(Tag.objects.filter(name__in=['bar']), Parrot, counts=False) relevant_attribute_list = [tag.name for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless(u'baz' in relevant_attribute_list) self.failUnless(u'foo' in relevant_attribute_list) self.failUnless(u'ter' in relevant_attribute_list) related_tags = Tag.objects.related_for_model(Tag.objects.filter(name__in=['bar', 'ter']), Parrot, counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'baz', 1) in relevant_attribute_list) related_tags = Tag.objects.related_for_model(Tag.objects.filter(name__in=['bar', 'ter', 'baz']), Parrot, counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 0) def test_related_for_model_with_tag_strings_as_input(self): # Once again, with feeling (strings) related_tags = Tag.objects.related_for_model('bar', Parrot, counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'baz', 1) in relevant_attribute_list) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 2) in relevant_attribute_list) related_tags = Tag.objects.related_for_model('bar', Parrot, min_count=2) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'ter', 2) in relevant_attribute_list) related_tags = Tag.objects.related_for_model('bar', Parrot, counts=False) relevant_attribute_list = [tag.name for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless(u'baz' in relevant_attribute_list) self.failUnless(u'foo' in relevant_attribute_list) self.failUnless(u'ter' in relevant_attribute_list) related_tags = Tag.objects.related_for_model(['bar', 'ter'], Parrot, counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'baz', 1) in relevant_attribute_list) related_tags = Tag.objects.related_for_model(['bar', 'ter', 'baz'], Parrot, counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in related_tags] self.assertEquals(len(relevant_attribute_list), 0) class TestGetTaggedObjectsByModel(TestCase): def setUp(self): parrot_details = ( ('pining for the fjords', 9, True, 'foo bar'), ('passed on', 6, False, 'bar baz ter'), ('no more', 4, True, 'foo ter'), ('late', 2, False, 'bar ter'), ) for state, perch_size, perch_smelly, tags in parrot_details: perch = Perch.objects.create(size=perch_size, smelly=perch_smelly) parrot = Parrot.objects.create(state=state, perch=perch) Tag.objects.update_tags(parrot, tags) self.foo = Tag.objects.get(name='foo') self.bar = Tag.objects.get(name='bar') self.baz = Tag.objects.get(name='baz') self.ter = Tag.objects.get(name='ter') self.pining_for_the_fjords_parrot = Parrot.objects.get(state='pining for the fjords') self.passed_on_parrot = Parrot.objects.get(state='passed on') self.no_more_parrot = Parrot.objects.get(state='no more') self.late_parrot = Parrot.objects.get(state='late') def test_get_by_model_simple(self): parrots = TaggedItem.objects.get_by_model(Parrot, self.foo) self.assertEquals(len(parrots), 2) self.failUnless(self.no_more_parrot in parrots) self.failUnless(self.pining_for_the_fjords_parrot in parrots) parrots = TaggedItem.objects.get_by_model(Parrot, self.bar) self.assertEquals(len(parrots), 3) self.failUnless(self.late_parrot in parrots) self.failUnless(self.passed_on_parrot in parrots) self.failUnless(self.pining_for_the_fjords_parrot in parrots) def test_get_by_model_intersection(self): parrots = TaggedItem.objects.get_by_model(Parrot, [self.foo, self.baz]) self.assertEquals(len(parrots), 0) parrots = TaggedItem.objects.get_by_model(Parrot, [self.foo, self.bar]) self.assertEquals(len(parrots), 1) self.failUnless(self.pining_for_the_fjords_parrot in parrots) parrots = TaggedItem.objects.get_by_model(Parrot, [self.bar, self.ter]) self.assertEquals(len(parrots), 2) self.failUnless(self.late_parrot in parrots) self.failUnless(self.passed_on_parrot in parrots) # Issue 114 - Intersection with non-existant tags parrots = TaggedItem.objects.get_intersection_by_model(Parrot, []) self.assertEquals(len(parrots), 0) def test_get_by_model_with_tag_querysets_as_input(self): parrots = TaggedItem.objects.get_by_model(Parrot, Tag.objects.filter(name__in=['foo', 'baz'])) self.assertEquals(len(parrots), 0) parrots = TaggedItem.objects.get_by_model(Parrot, Tag.objects.filter(name__in=['foo', 'bar'])) self.assertEquals(len(parrots), 1) self.failUnless(self.pining_for_the_fjords_parrot in parrots) parrots = TaggedItem.objects.get_by_model(Parrot, Tag.objects.filter(name__in=['bar', 'ter'])) self.assertEquals(len(parrots), 2) self.failUnless(self.late_parrot in parrots) self.failUnless(self.passed_on_parrot in parrots) def test_get_by_model_with_strings_as_input(self): parrots = TaggedItem.objects.get_by_model(Parrot, 'foo baz') self.assertEquals(len(parrots), 0) parrots = TaggedItem.objects.get_by_model(Parrot, 'foo bar') self.assertEquals(len(parrots), 1) self.failUnless(self.pining_for_the_fjords_parrot in parrots) parrots = TaggedItem.objects.get_by_model(Parrot, 'bar ter') self.assertEquals(len(parrots), 2) self.failUnless(self.late_parrot in parrots) self.failUnless(self.passed_on_parrot in parrots) def test_get_by_model_with_lists_of_strings_as_input(self): parrots = TaggedItem.objects.get_by_model(Parrot, ['foo', 'baz']) self.assertEquals(len(parrots), 0) parrots = TaggedItem.objects.get_by_model(Parrot, ['foo', 'bar']) self.assertEquals(len(parrots), 1) self.failUnless(self.pining_for_the_fjords_parrot in parrots) parrots = TaggedItem.objects.get_by_model(Parrot, ['bar', 'ter']) self.assertEquals(len(parrots), 2) self.failUnless(self.late_parrot in parrots) self.failUnless(self.passed_on_parrot in parrots) def test_get_by_nonexistent_tag(self): # Issue 50 - Get by non-existent tag parrots = TaggedItem.objects.get_by_model(Parrot, 'argatrons') self.assertEquals(len(parrots), 0) def test_get_union_by_model(self): parrots = TaggedItem.objects.get_union_by_model(Parrot, ['foo', 'ter']) self.assertEquals(len(parrots), 4) self.failUnless(self.late_parrot in parrots) self.failUnless(self.no_more_parrot in parrots) self.failUnless(self.passed_on_parrot in parrots) self.failUnless(self.pining_for_the_fjords_parrot in parrots) parrots = TaggedItem.objects.get_union_by_model(Parrot, ['bar', 'baz']) self.assertEquals(len(parrots), 3) self.failUnless(self.late_parrot in parrots) self.failUnless(self.passed_on_parrot in parrots) self.failUnless(self.pining_for_the_fjords_parrot in parrots) # Issue 114 - Union with non-existant tags parrots = TaggedItem.objects.get_union_by_model(Parrot, []) self.assertEquals(len(parrots), 0) class TestGetRelatedTaggedItems(TestCase): def setUp(self): parrot_details = ( ('pining for the fjords', 9, True, 'foo bar'), ('passed on', 6, False, 'bar baz ter'), ('no more', 4, True, 'foo ter'), ('late', 2, False, 'bar ter'), ) for state, perch_size, perch_smelly, tags in parrot_details: perch = Perch.objects.create(size=perch_size, smelly=perch_smelly) parrot = Parrot.objects.create(state=state, perch=perch) Tag.objects.update_tags(parrot, tags) self.l1 = Link.objects.create(name='link 1') Tag.objects.update_tags(self.l1, 'tag1 tag2 tag3 tag4 tag5') self.l2 = Link.objects.create(name='link 2') Tag.objects.update_tags(self.l2, 'tag1 tag2 tag3') self.l3 = Link.objects.create(name='link 3') Tag.objects.update_tags(self.l3, 'tag1') self.l4 = Link.objects.create(name='link 4') self.a1 = Article.objects.create(name='article 1') Tag.objects.update_tags(self.a1, 'tag1 tag2 tag3 tag4') def test_get_related_objects_of_same_model(self): related_objects = TaggedItem.objects.get_related(self.l1, Link) self.assertEquals(len(related_objects), 2) self.failUnless(self.l2 in related_objects) self.failUnless(self.l3 in related_objects) related_objects = TaggedItem.objects.get_related(self.l4, Link) self.assertEquals(len(related_objects), 0) def test_get_related_objects_of_same_model_limited_number_of_results(self): # This fails on Oracle because it has no support for a 'LIMIT' clause. # See http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:127412348064 # ask for no more than 1 result related_objects = TaggedItem.objects.get_related(self.l1, Link, num=1) self.assertEquals(len(related_objects), 1) self.failUnless(self.l2 in related_objects) def test_get_related_objects_of_same_model_limit_related_items(self): related_objects = TaggedItem.objects.get_related(self.l1, Link.objects.exclude(name='link 3')) self.assertEquals(len(related_objects), 1) self.failUnless(self.l2 in related_objects) def test_get_related_objects_of_different_model(self): related_objects = TaggedItem.objects.get_related(self.a1, Link) self.assertEquals(len(related_objects), 3) self.failUnless(self.l1 in related_objects) self.failUnless(self.l2 in related_objects) self.failUnless(self.l3 in related_objects) Tag.objects.update_tags(self.a1, 'tag6') related_objects = TaggedItem.objects.get_related(self.a1, Link) self.assertEquals(len(related_objects), 0) class TestTagUsageForQuerySet(TestCase): def setUp(self): parrot_details = ( ('pining for the fjords', 9, True, 'foo bar'), ('passed on', 6, False, 'bar baz ter'), ('no more', 4, True, 'foo ter'), ('late', 2, False, 'bar ter'), ) for state, perch_size, perch_smelly, tags in parrot_details: perch = Perch.objects.create(size=perch_size, smelly=perch_smelly) parrot = Parrot.objects.create(state=state, perch=perch) Tag.objects.update_tags(parrot, tags) def test_tag_usage_for_queryset(self): tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(state='no more'), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 2) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(state__startswith='p'), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 4) self.failUnless((u'bar', 2) in relevant_attribute_list) self.failUnless((u'baz', 1) in relevant_attribute_list) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(perch__size__gt=4), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 4) self.failUnless((u'bar', 2) in relevant_attribute_list) self.failUnless((u'baz', 1) in relevant_attribute_list) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(perch__smelly=True), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'bar', 1) in relevant_attribute_list) self.failUnless((u'foo', 2) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(perch__smelly=True), min_count=2) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'foo', 2) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(perch__size__gt=4)) relevant_attribute_list = [(tag.name, hasattr(tag, 'counts')) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 4) self.failUnless((u'bar', False) in relevant_attribute_list) self.failUnless((u'baz', False) in relevant_attribute_list) self.failUnless((u'foo', False) in relevant_attribute_list) self.failUnless((u'ter', False) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(perch__size__gt=99)) relevant_attribute_list = [(tag.name, hasattr(tag, 'counts')) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 0) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(Q(perch__size__gt=6) | Q(state__startswith='l')), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'bar', 2) in relevant_attribute_list) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(Q(perch__size__gt=6) | Q(state__startswith='l')), min_count=2) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'bar', 2) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.filter(Q(perch__size__gt=6) | Q(state__startswith='l'))) relevant_attribute_list = [(tag.name, hasattr(tag, 'counts')) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'bar', False) in relevant_attribute_list) self.failUnless((u'foo', False) in relevant_attribute_list) self.failUnless((u'ter', False) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.exclude(state='passed on'), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 3) self.failUnless((u'bar', 2) in relevant_attribute_list) self.failUnless((u'foo', 2) in relevant_attribute_list) self.failUnless((u'ter', 2) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.exclude(state__startswith='p'), min_count=2) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 1) self.failUnless((u'ter', 2) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.exclude(Q(perch__size__gt=6) | Q(perch__smelly=False)), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 2) self.failUnless((u'foo', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) tag_usage = Tag.objects.usage_for_queryset(Parrot.objects.exclude(perch__smelly=True).filter(state__startswith='l'), counts=True) relevant_attribute_list = [(tag.name, tag.count) for tag in tag_usage] self.assertEquals(len(relevant_attribute_list), 2) self.failUnless((u'bar', 1) in relevant_attribute_list) self.failUnless((u'ter', 1) in relevant_attribute_list) ################ # Model Fields # ################ class TestTagFieldInForms(TestCase): def test_tag_field_in_modelform(self): # Ensure that automatically created forms use TagField class TestForm(forms.ModelForm): class Meta: model = FormTest form = TestForm() self.assertEquals(form.fields['tags'].__class__.__name__, 'TagField') def test_recreation_of_tag_list_string_representations(self): plain = Tag.objects.create(name='plain') spaces = Tag.objects.create(name='spa ces') comma = Tag.objects.create(name='com,ma') self.assertEquals(edit_string_for_tags([plain]), u'plain') self.assertEquals(edit_string_for_tags([plain, spaces]), u'plain, spa ces') self.assertEquals(edit_string_for_tags([plain, spaces, comma]), u'plain, spa ces, "com,ma"') self.assertEquals(edit_string_for_tags([plain, comma]), u'plain "com,ma"') self.assertEquals(edit_string_for_tags([comma, spaces]), u'"com,ma", spa ces') def test_tag_d_validation(self): t = TagField() self.assertEquals(t.clean('foo'), u'foo') self.assertEquals(t.clean('foo bar baz'), u'foo bar baz') self.assertEquals(t.clean('foo,bar,baz'), u'foo,bar,baz') self.assertEquals(t.clean('foo, bar, baz'), u'foo, bar, baz') self.assertEquals(t.clean('foo qwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvb bar'), u'foo qwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvb bar') try: t.clean('foo qwertyuiopasdfghjklzxcvbnmqwertyuiopasdfghjklzxcvbn bar') except forms.ValidationError, ve: self.assertEquals(str(ve), "[u'Each tag may be no more than 50 characters long.']") except Exception, e: raise e else: raise self.failureException('a ValidationError exception was supposed to have been raised.')