def test_needs_multipart_false(self):
"""
needs_multipart_form should be False if no widgets need it.
"""
widget = forms.NestedFormWidget(('text', 'text2'),
(TextInput(), TextInput()))
self.assertFalse(widget.needs_multipart_form)
def test_needs_multipart_true(self):
"""
needs_multipart_form should be True if any widgets need it.
"""
widget = forms.NestedFormWidget(('text', 'file'),
(TextInput(), FileInput()))
self.assertTrue(widget.needs_multipart_form)
def test_text_inputs(self):
widget = forms.NestedFormWidget(
('A', 'B', 'C'), ((TextInput()), (TextInput()), (TextInput())))
self.check_html(widget,
'name', ['john', 'winston', 'lennon'],
html="""<ul>
<li><label>A:</label><input name="name_a" type="text" value="john" /></li>
<li><label>B:</label><input name="name_b" type="text" value="winston" /></li>
<li><label>C:</label><input name="name_c" type="text" value="lennon" /></li>
</ul>""")
def test_deepcopy(self):
"""
MultiWidget should define __deepcopy__() (#12048).
"""
w1 = forms.NestedFormWidget(['A', 'B', 'C'],
(TextInput(), TextInput(), TextInput()))
w2 = copy.deepcopy(w1)
w2.labels.append('d')
# w2 ought to be independent of w1, since MultiWidget ought
# to make a copy of its sub-widgets when it is copied.
self.assertEqual(w1.labels, ['A', 'B', 'C'])
def test_nested_multiwidget(self):
"""
NestedFormWidget can be composed of other NestedFormWidgets.
"""
widget = forms.NestedFormWidget(
('A', 'B'), (TextInput(),
forms.NestedFormWidget(('C', 'D'),
(TextInput(), TextInput()))))
self.check_html(widget,
'name', ['Singer', ['John', 'Lennon']],
html=("""
<ul>
<li><label>A:</label><input name="name_a" type="text" value="Singer" /></li>
<li><label>B:</label><ul>
<li><label>C:</label><input name="name_b_c" type="text" value="John" /></li>
<li><label>D:</label><input name="name_b_d" type="text" value="Lennon" /></li>
</ul>
</li>
</ul>
"""))
def test_constructor_attrs(self):
widget = forms.NestedFormWidget(
('A', 'B', 'C'),
((TextInput()), (TextInput()), (TextInput())),
attrs={'id': 'bar'},
)
self.check_html(widget,
'name', ['john', 'winston', 'lennon'],
html="""<ul>
<li><label for="bar_a">A:</label><input id="bar_a" name="name_a" type="text" value="john" /></li>
<li><label for="bar_b">B:</label><input id="bar_b" name="name_b" type="text" value="winston" /></li>
<li><label for="bar_c">C:</label><input id="bar_c" name="name_c" type="text" value="lennon" /></li>
</ul>
""")