181 lines
8 KiB
Python
181 lines
8 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (c) 2013 by Pablo Martín <goinnn@gmail.com>
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#
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# This software is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This software is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this software. If not, see <http://www.gnu.org/licenses/>.
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import sys
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from django import VERSION
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from django.core.exceptions import ValidationError
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from django.forms.models import modelform_factory
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from django.test import TestCase
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from multiselectfield.utils import get_max_length
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from .models import Book, PROVINCES, STATES, PROVINCES_AND_STATES
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if sys.version_info < (3,):
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u = unicode # noqa: F821
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else:
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u = str
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if VERSION < (1, 9):
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def get_field(model, name):
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return model._meta.get_field_by_name(name)[0]
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else:
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def get_field(model, name):
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return model._meta.get_field(name)
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class MultiSelectTestCase(TestCase):
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fixtures = ['app_data.json']
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maxDiff = 4000
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def assertListEqual(self, left, right, msg=None):
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if sys.version_info >= (3, 2):
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# Added in Python 3.2
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self.assertCountEqual(left, right, msg=msg)
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else:
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# Manually check list equality
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self.assertEqual(len(left), len(right), msg=msg)
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for i, tag_list in enumerate(left):
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for j, tag in enumerate(tag_list):
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self.assertEqual(tag, right[i][j], msg=msg)
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def assertStringEqual(self, left, right, msg=None):
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_msg = "Chars in position %%d differ: %%s != %%s. %s" % msg
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# Compare characters individually
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for i, chars in enumerate(zip(left, right)):
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self.assertEqual(chars[0], chars[1], msg=_msg % (i, chars[0], chars[1]))
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def test_filter(self):
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self.assertEqual(Book.objects.filter(tags__contains='sex').count(), 1)
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self.assertEqual(Book.objects.filter(tags__contains='boring').count(), 0)
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def test_values_list(self):
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tag_list_list = Book.objects.all().values_list('tags', flat=True)
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categories_list_list = Book.objects.all().values_list('categories', flat=True)
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# Workaround for Django bug #9619
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# https://code.djangoproject.com/ticket/9619
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# For Django 1.6 and 1.7, calling values() or values_list() doesn't
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# call Field.from_db_field, it simply returns a Python representation
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# of the data in the database (which in our case is a string of
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# comma-separated values). The bug was fixed in Django 1.8+.
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if VERSION >= (1, 6) and VERSION < (1, 8):
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self.assertStringEqual(tag_list_list, [u('sex,work,happy')])
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self.assertStringEqual(categories_list_list, [u('1,3,5')])
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else:
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self.assertListEqual(tag_list_list, [['sex', 'work', 'happy']])
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self.assertListEqual(categories_list_list, [['1', '3', '5']])
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def test_form(self):
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form_class = modelform_factory(Book, fields=('title', 'tags', 'categories'))
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self.assertEqual(len(form_class.base_fields), 3)
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form = form_class({'title': 'new book',
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'categories': '1,2'})
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if form.is_valid():
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form.save()
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def test_object(self):
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book = Book.objects.get(id=1)
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self.assertEqual(book.get_tags_display(), 'Sex, Work, Happy')
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self.assertEqual(book.get_tags_list(), ['Sex', 'Work', 'Happy'])
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self.assertEqual(book.get_categories_display(), 'Handbooks and manuals by discipline, Books of literary criticism, Books about literature')
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self.assertEqual(book.get_categories_list(), ['Handbooks and manuals by discipline', 'Books of literary criticism', 'Books about literature'])
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self.assertEqual(book.get_tags_list(), book.get_tags_display().split(', '))
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self.assertEqual(book.get_categories_list(), book.get_categories_display().split(', '))
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def test_validate(self):
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book = Book.objects.get(id=1)
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get_field(Book, 'tags').clean(['sex', 'work'], book)
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try:
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get_field(Book, 'tags').clean(['sex1', 'work'], book)
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raise AssertionError()
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except ValidationError:
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pass
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get_field(Book, 'categories').clean(['1', '2', '3'], book)
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try:
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get_field(Book, 'categories').clean(['1', '2', '3', '4'], book)
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raise AssertionError()
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except ValidationError:
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pass
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try:
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get_field(Book, 'categories').clean(['11', '12', '13'], book)
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raise AssertionError()
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except ValidationError:
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pass
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def test_serializer(self):
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book = Book.objects.get(id=1)
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self.assertEqual(get_field(Book, 'tags').value_to_string(book), 'sex,work,happy')
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self.assertEqual(get_field(Book, 'categories').value_to_string(book), '1,3,5')
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def test_flatchoices(self):
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self.assertEqual(get_field(Book, 'published_in').flatchoices, list(PROVINCES + STATES))
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def test_named_groups(self):
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self.assertEqual(get_field(Book, 'published_in').choices, PROVINCES_AND_STATES)
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def test_named_groups_form(self):
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form_class = modelform_factory(Book, fields=('published_in',))
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self.assertEqual(len(form_class.base_fields), 1)
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form = form_class(initial={'published_in': ['BC', 'AK']})
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expected_html = u("""<p><label for="id_published_in_0">Province or State:</label> <ul id="id_published_in"><li>Canada - Provinces<ul id="id_published_in_0"><li><label for="id_published_in_0_0"><input id="id_published_in_0_0" name="published_in" type="checkbox" value="AB" /> Alberta</label></li>\n"""
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"""<li><label for="id_published_in_0_1"><input checked="checked" id="id_published_in_0_1" name="published_in" type="checkbox" value="BC" /> British Columbia</label></li></ul></li>\n"""
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"""<li>USA - States<ul id="id_published_in_1"><li><label for="id_published_in_1_0"><input checked="checked" id="id_published_in_1_0" name="published_in" type="checkbox" value="AK" /> Alaska</label></li>\n"""
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"""<li><label for="id_published_in_1_1"><input id="id_published_in_1_1" name="published_in" type="checkbox" value="AL" /> Alabama</label></li>\n"""
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"""<li><label for="id_published_in_1_2"><input id="id_published_in_1_2" name="published_in" type="checkbox" value="AZ" /> Arizona</label></li></ul></li></ul></p>""")
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actual_html = form.as_p()
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if (1, 11) <= VERSION:
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# Django 1.11+ does not assign 'for' attributes on labels if they
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# are group labels
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expected_html = expected_html.replace('label for="id_published_in_0"', 'label')
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if VERSION < (1, 6):
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# Django 1.6 renders the Python repr() for each group (eg: tuples
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# with HTML entities), so we skip the test for that version
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self.assertEqual(expected_html.replace('\n', ''), actual_html.replace('\n', ''))
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if VERSION >= (2, 0):
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expected_html = expected_html.replace('input checked="checked"', 'input checked')
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if VERSION >= (1, 7):
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self.assertHTMLEqual(expected_html, actual_html)
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self.assertHTMLEqual(expected_html, actual_html)
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class MultiSelectUtilsTestCase(TestCase):
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def test_get_max_length_max_length_is_not_none(self):
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self.assertEqual(get_max_length([], 5), 5)
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def test_get_max_length_max_length_is_none_and_choices_is_empty(self):
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self.assertEqual(get_max_length([], None), 200)
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def test_get_max_length_max_length_is_none_and_choices_is_not_empty(self):
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choices = [
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('key1', 'value1'),
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('key2', 'value2'),
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('key3', 'value3'),
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]
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self.assertEqual(get_max_length(choices, None), 14)
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