# -*- 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', ''])
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'')
tags = Tag.objects.get_for_object(self.dead_parrot)
self.assertEquals(len(tags), 1)
self.assertEquals(tags[0].name, u'')
Tag.objects.update_tags(self.dead_parrot, u'')
tags = Tag.objects.get_for_object(self.dead_parrot)
self.assertEquals(len(tags), 1)
self.assertEquals(tags[0].name, u'')
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.')
|