3 from django.utils.unittest import expectedFailure
5 def expectedFailure(func):
6 return lambda *args, **kwargs: None
8 from django.test import TestCase
9 from django.forms import Form, CharField, TextInput
10 from django import forms
11 from django.template import Template, Context
12 from django.forms.extras.widgets import SelectDateWidget
14 # ==============================
16 # ==============================
20 Test form. If you want to test rendering of a field,
21 add it to this form and use one of 'render_...' functions
25 with_attrs = CharField(widget=TextInput(attrs={
29 with_cls = CharField(widget=TextInput(attrs={'class':'class0'}))
30 date = forms.DateField(widget=SelectDateWidget(attrs={'egg': 'spam'}))
33 def render_form(text, form=None, **context_args):
35 Renders template ``text`` with widget_tweaks library loaded
36 and MyForm instance available in context as ``form``.
38 tpl = Template("{% load widget_tweaks %}" + text)
39 context_args.update({'form': MyForm() if form is None else form})
40 context = Context(context_args)
41 return tpl.render(context)
44 def render_field(field, template_filter, params, *args, **kwargs):
46 Renders ``field`` of MyForm with filter ``template_filter`` applied.
47 ``params`` are filter arguments.
49 If you want to apply several filters (in a chain),
50 pass extra ``template_filter`` and ``params`` as positional arguments.
52 In order to use custom form, pass form instance as ``form``
55 filters = [(template_filter, params)]
56 filters.extend(zip(args[::2], args[1::2]))
57 filter_strings = ['|%s:"%s"' % (f[0], f[1],) for f in filters]
58 render_field_str = '{{ form.%s%s }}' % (field, ''.join(filter_strings))
59 return render_form(render_field_str, **kwargs)
62 def render_field_from_tag(field, *attributes):
64 Renders MyForm's field ``field`` with attributes passed
65 as positional arguments.
67 attr_strings = [' %s' % f for f in attributes]
68 tpl = string.Template('{% render_field form.$field$attrs %}')
69 render_field_str = tpl.substitute(field=field, attrs=''.join(attr_strings))
70 return render_form(render_field_str)
73 def assertIn(value, obj):
74 assert value in obj, "%s not in %s" % (value, obj,)
77 def assertNotIn(value, obj):
78 assert value not in obj, "%s in %s" % (value, obj,)
81 # ===============================
83 # ===============================
85 class SimpleAttrTest(TestCase):
87 res = render_field('simple', 'attr', 'foo:bar')
88 assertIn('type="text"', res)
89 assertIn('name="simple"', res)
90 assertIn('id="id_simple"', res)
91 assertIn('foo="bar"', res)
93 def test_attr_chaining(self):
94 res = render_field('simple', 'attr', 'foo:bar', 'attr', 'bar:baz')
95 assertIn('type="text"', res)
96 assertIn('name="simple"', res)
97 assertIn('id="id_simple"', res)
98 assertIn('foo="bar"', res)
99 assertIn('bar="baz"', res)
101 def test_add_class(self):
102 res = render_field('simple', 'add_class', 'foo')
103 assertIn('class="foo"', res)
105 def test_add_multiple_classes(self):
106 res = render_field('simple', 'add_class', 'foo bar')
107 assertIn('class="foo bar"', res)
109 def test_add_class_chaining(self):
110 res = render_field('simple', 'add_class', 'foo', 'add_class', 'bar')
111 assertIn('class="bar foo"', res)
113 def test_set_data(self):
114 res = render_field('simple', 'set_data', 'key:value')
115 assertIn('data-key="value"', res)
118 class ErrorsTest(TestCase):
121 form = MyForm({'foo': 'bar'}) # some random data
122 form.is_valid() # trigger form validation
125 def test_error_class_no_error(self):
126 res = render_field('simple', 'add_error_class', 'err')
127 assertNotIn('class="err"', res)
129 def test_error_class_error(self):
130 form = self._err_form()
131 res = render_field('simple', 'add_error_class', 'err', form=form)
132 assertIn('class="err"', res)
134 def test_error_attr_no_error(self):
135 res = render_field('simple', 'add_error_attr', 'aria-invalid:true')
136 assertNotIn('aria-invalid="true"', res)
138 def test_error_attr_error(self):
139 form = self._err_form()
140 res = render_field('simple', 'add_error_attr', 'aria-invalid:true', form=form)
141 assertIn('aria-invalid="true"', res)
144 class SilenceTest(TestCase):
145 def test_silence_without_field(self):
146 res = render_field("nothing", 'attr', 'foo:bar')
147 self.assertEqual(res, "")
148 res = render_field("nothing", 'add_class', 'some')
149 self.assertEqual(res, "")
152 class CustomizedWidgetTest(TestCase):
154 res = render_field('with_attrs', 'attr', 'foo:bar')
155 assertIn('foo="bar"', res)
156 assertNotIn('foo="baz"', res)
157 assertIn('egg="spam"', res)
159 # see https://code.djangoproject.com/ticket/16754
161 def test_selectdatewidget(self):
162 res = render_field('date', 'attr', 'foo:bar')
163 assertIn('egg="spam"', res)
164 assertIn('foo="bar"', res)
166 def test_attr_chaining(self):
167 res = render_field('with_attrs', 'attr', 'foo:bar', 'attr', 'bar:baz')
168 assertIn('foo="bar"', res)
169 assertNotIn('foo="baz"', res)
170 assertIn('egg="spam"', res)
171 assertIn('bar="baz"', res)
173 def test_attr_class(self):
174 res = render_field('with_cls', 'attr', 'foo:bar')
175 assertIn('foo="bar"', res)
176 assertIn('class="class0"', res)
178 def test_default_attr(self):
179 res = render_field('with_cls', 'attr', 'type:search')
180 assertIn('class="class0"', res)
181 assertIn('type="search"', res)
183 def test_add_class(self):
184 res = render_field('with_cls', 'add_class', 'class1')
185 assertIn('class0', res)
186 assertIn('class1', res)
188 def test_add_class_chaining(self):
189 res = render_field('with_cls', 'add_class', 'class1', 'add_class', 'class2')
190 assertIn('class0', res)
191 assertIn('class1', res)
192 assertIn('class2', res)
195 class FieldReuseTest(TestCase):
197 def test_field_double_rendering_simple(self):
198 res = render_form('{{ form.simple }}{{ form.simple|attr:"foo:bar" }}{{ form.simple }}')
199 self.assertEqual(res.count("bar"), 1)
201 def test_field_double_rendering_simple_css(self):
202 res = render_form('{{ form.simple }}{{ form.simple|add_class:"bar" }}{{ form.simple|add_class:"baz" }}')
203 self.assertEqual(res.count("baz"), 1)
204 self.assertEqual(res.count("bar"), 1)
206 def test_field_double_rendering_attrs(self):
207 res = render_form('{{ form.with_cls }}{{ form.with_cls|add_class:"bar" }}{{ form.with_cls }}')
208 self.assertEqual(res.count("class0"), 3)
209 self.assertEqual(res.count("bar"), 1)
212 class SimpleRenderFieldTagTest(TestCase):
214 res = render_field_from_tag('simple', 'foo="bar"')
215 assertIn('type="text"', res)
216 assertIn('name="simple"', res)
217 assertIn('id="id_simple"', res)
218 assertIn('foo="bar"', res)
220 def test_multiple_attrs(self):
221 res = render_field_from_tag('simple', 'foo="bar"', 'bar="baz"')
222 assertIn('type="text"', res)
223 assertIn('name="simple"', res)
224 assertIn('id="id_simple"', res)
225 assertIn('foo="bar"', res)
226 assertIn('bar="baz"', res)
229 class RenderFieldTagSilenceTest(TestCase):
230 def test_silence_without_field(self):
231 res = render_field_from_tag("nothing", 'foo="bar"')
232 self.assertEqual(res, "")
233 res = render_field_from_tag("nothing", 'class+="some"')
234 self.assertEqual(res, "")
237 class RenderFieldTagCustomizedWidgetTest(TestCase):
239 res = render_field_from_tag('with_attrs', 'foo="bar"')
240 assertIn('foo="bar"', res)
241 assertNotIn('foo="baz"', res)
242 assertIn('egg="spam"', res)
244 # see https://code.djangoproject.com/ticket/16754
246 def test_selectdatewidget(self):
247 res = render_field_from_tag('date', 'foo="bar"')
248 assertIn('egg="spam"', res)
249 assertIn('foo="bar"', res)
251 def test_multiple_attrs(self):
252 res = render_field_from_tag('with_attrs', 'foo="bar"', 'bar="baz"')
253 assertIn('foo="bar"', res)
254 assertNotIn('foo="baz"', res)
255 assertIn('egg="spam"', res)
256 assertIn('bar="baz"', res)
258 def test_attr_class(self):
259 res = render_field_from_tag('with_cls', 'foo="bar"')
260 assertIn('foo="bar"', res)
261 assertIn('class="class0"', res)
263 def test_default_attr(self):
264 res = render_field_from_tag('with_cls', 'type="search"')
265 assertIn('class="class0"', res)
266 assertIn('type="search"', res)
268 def test_append_attr(self):
269 res = render_field_from_tag('with_cls', 'class+="class1"')
270 assertIn('class0', res)
271 assertIn('class1', res)
273 def test_duplicate_append_attr(self):
274 res = render_field_from_tag('with_cls', 'class+="class1"', 'class+="class2"')
275 assertIn('class0', res)
276 assertIn('class1', res)
277 assertIn('class2', res)
279 def test_hyphenated_attributes(self):
280 res = render_field_from_tag('with_cls', 'data-foo="bar"')
281 assertIn('data-foo="bar"', res)
282 assertIn('class="class0"', res)
285 class RenderFieldWidgetClassesTest(TestCase):
286 def test_use_widget_required_class(self):
287 res = render_form('{% render_field form.simple %}',
288 WIDGET_REQUIRED_CLASS='required_class')
289 assertIn('class="required_class"', res)
291 def test_use_widget_error_class(self):
292 res = render_form('{% render_field form.simple %}', form=MyForm({}),
293 WIDGET_ERROR_CLASS='error_class')
294 assertIn('class="error_class"', res)
296 def test_use_widget_error_class_with_other_classes(self):
297 res = render_form('{% render_field form.simple class="blue" %}',
298 form=MyForm({}), WIDGET_ERROR_CLASS='error_class')
299 assertIn('class="blue error_class"', res)
301 def test_use_widget_required_class_with_other_classes(self):
302 res = render_form('{% render_field form.simple class="blue" %}',
303 form=MyForm({}), WIDGET_REQUIRED_CLASS='required_class')
304 assertIn('class="blue required_class"', res)
307 class RenderFieldTagFieldReuseTest(TestCase):
308 def test_field_double_rendering_simple(self):
309 res = render_form('{{ form.simple }}{% render_field form.simple foo="bar" %}{% render_field form.simple %}')
310 self.assertEqual(res.count("bar"), 1)
312 def test_field_double_rendering_simple_css(self):
313 res = render_form('{% render_field form.simple %}{% render_field form.simple class+="bar" %}{% render_field form.simple class+="baz" %}')
314 self.assertEqual(res.count("baz"), 1)
315 self.assertEqual(res.count("bar"), 1)
317 def test_field_double_rendering_attrs(self):
318 res = render_form('{% render_field form.with_cls %}{% render_field form.with_cls class+="bar" %}{% render_field form.with_cls %}')
319 self.assertEqual(res.count("class0"), 3)
320 self.assertEqual(res.count("bar"), 1)
323 class RenderFieldTagUseTemplateVariableTest(TestCase):
324 def test_use_template_variable_in_parametrs(self):
325 res = render_form('{% render_field form.with_attrs egg+="pahaz" placeholder=form.with_attrs.label %}')
326 assertIn('egg="spam pahaz"', res)
327 assertIn('placeholder="With attrs"', res)
330 class RenderFieldFilter_field_type_widget_type_Test(TestCase):
331 def test_field_type_widget_type_rendering_simple(self):
332 res = render_form('<div class="{{ form.simple|field_type }} {{ form.simple|widget_type }} {{ form.simple.html_name }}">{{ form.simple }}</div>')
333 assertIn('class="charfield textinput simple"', res)