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134 lines
4.9 KiB
Python
134 lines
4.9 KiB
Python
from django import forms
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from django.contrib.admin.widgets import AutocompleteSelect
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from django.forms import ModelChoiceField
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from django.test import TestCase, override_settings
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from django.utils import translation
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from .models import Album, Band
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class AlbumForm(forms.ModelForm):
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class Meta:
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model = Album
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fields = ['band', 'featuring']
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widgets = {
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'band': AutocompleteSelect(
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Album._meta.get_field('band').remote_field,
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attrs={'class': 'my-class'},
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),
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'featuring': AutocompleteSelect(
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Album._meta.get_field('featuring').remote_field,
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)
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}
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class NotRequiredBandForm(forms.Form):
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band = ModelChoiceField(
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queryset=Album.objects.all(),
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widget=AutocompleteSelect(Album._meta.get_field('band').remote_field),
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required=False,
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)
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class RequiredBandForm(forms.Form):
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band = ModelChoiceField(
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queryset=Album.objects.all(),
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widget=AutocompleteSelect(Album._meta.get_field('band').remote_field),
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required=True,
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)
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@override_settings(ROOT_URLCONF='admin_widgets.urls')
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class AutocompleteMixinTests(TestCase):
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empty_option = '<option value=""></option>'
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maxDiff = 1000
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def test_build_attrs(self):
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form = AlbumForm()
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attrs = form['band'].field.widget.get_context(name='my_field', value=None, attrs={})['widget']['attrs']
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self.assertEqual(attrs, {
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'class': 'my-classadmin-autocomplete',
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'data-ajax--cache': 'true',
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'data-ajax--type': 'GET',
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'data-ajax--url': '/admin_widgets/band/autocomplete/',
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'data-theme': 'admin-autocomplete',
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'data-allow-clear': 'false',
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'data-placeholder': ''
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})
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def test_build_attrs_not_required_field(self):
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form = NotRequiredBandForm()
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attrs = form['band'].field.widget.build_attrs({})
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self.assertJSONEqual(attrs['data-allow-clear'], True)
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def test_build_attrs_required_field(self):
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form = RequiredBandForm()
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attrs = form['band'].field.widget.build_attrs({})
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self.assertJSONEqual(attrs['data-allow-clear'], False)
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def test_get_url(self):
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rel = Album._meta.get_field('band').remote_field
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w = AutocompleteSelect(rel)
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url = w.get_url()
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self.assertEqual(url, '/admin_widgets/band/autocomplete/')
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def test_render_options(self):
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beatles = Band.objects.create(name='The Beatles', style='rock')
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who = Band.objects.create(name='The Who', style='rock')
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# With 'band', a ForeignKey.
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form = AlbumForm(initial={'band': beatles.pk})
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output = form.as_table()
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selected_option = '<option value="%s" selected>The Beatles</option>' % beatles.pk
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option = '<option value="%s">The Who</option>' % who.pk
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self.assertIn(selected_option, output)
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self.assertNotIn(option, output)
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# With 'featuring', a ManyToManyField.
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form = AlbumForm(initial={'featuring': [beatles.pk, who.pk]})
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output = form.as_table()
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selected_option = '<option value="%s" selected>The Beatles</option>' % beatles.pk
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option = '<option value="%s" selected>The Who</option>' % who.pk
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self.assertIn(selected_option, output)
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self.assertIn(option, output)
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def test_render_options_required_field(self):
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"""Empty option is present if the field isn't required."""
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form = NotRequiredBandForm()
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output = form.as_table()
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self.assertIn(self.empty_option, output)
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def test_render_options_not_required_field(self):
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"""Empty option isn't present if the field isn't required."""
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form = RequiredBandForm()
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output = form.as_table()
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self.assertNotIn(self.empty_option, output)
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def test_media(self):
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rel = Album._meta.get_field('band').remote_field
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base_files = (
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'admin/js/vendor/jquery/jquery.min.js',
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'admin/js/vendor/select2/select2.full.min.js',
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# Language file is inserted here.
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'admin/js/jquery.init.js',
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'admin/js/autocomplete.js',
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)
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languages = (
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('de', 'de'),
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# Language with code 00 does not exist.
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('00', None),
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# Language files are case sensitive.
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('sr-cyrl', 'sr-Cyrl'),
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('zh-cn', 'zh-CN'),
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)
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for lang, select_lang in languages:
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with self.subTest(lang=lang):
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if select_lang:
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expected_files = (
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base_files[:2] +
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(('admin/js/vendor/select2/i18n/%s.js' % select_lang),) +
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base_files[2:]
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)
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else:
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expected_files = base_files
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with translation.override(lang):
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self.assertEqual(AutocompleteSelect(rel).media._js, expected_files)
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