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from __future__ import absolute_import
from __future__ import unicode_literals
from django.test import TestCase
from django.forms import TextInput, Select
from django_filters.widgets import RangeWidget
from django_filters.widgets import LinkWidget
from django_filters.widgets import LookupTypeWidget
class LookupTypeWidgetTests(TestCase):
def test_widget_requires_field(self):
with self.assertRaises(TypeError):
LookupTypeWidget()
def test_widget_render(self):
widgets = [TextInput(), Select(choices=(('a', 'a'), ('b', 'b')))]
w = LookupTypeWidget(widgets)
self.assertHTMLEqual(w.render('price', ''), """
<input name="price_0" type="text" />
<select name="price_1">
<option value="a">a</option>
<option value="b">b</option>
</select>""")
self.assertHTMLEqual(w.render('price', None), """
<input name="price_0" type="text" />
<select name="price_1">
<option value="a">a</option>
<option value="b">b</option>
</select>""")
self.assertHTMLEqual(w.render('price', ['2', 'a']), """
<input name="price_0" type="text" value="2" />
<select name="price_1">
<option selected="selected" value="a">a</option>
<option value="b">b</option>
</select>""")
class LinkWidgetTests(TestCase):
def test_widget_without_choices(self):
w = LinkWidget()
self.assertEqual(len(w.choices), 0)
self.assertHTMLEqual(w.render('price', ''), """<ul />""")
def test_widget(self):
choices = (
('test-val1', 'test-label1'),
('test-val2', 'test-label2'),
)
w = LinkWidget(choices=choices)
self.assertEqual(len(w.choices), 2)
self.assertHTMLEqual(w.render('price', ''), """
<ul>
<li><a href="?price=test-val1">test-label1</a></li>
<li><a href="?price=test-val2">test-label2</a></li>
</ul>""")
self.assertHTMLEqual(w.render('price', None), """
<ul>
<li><a href="?price=test-val1">test-label1</a></li>
<li><a href="?price=test-val2">test-label2</a></li>
</ul>""")
self.assertHTMLEqual(w.render('price', 'test-val1'), """
<ul>
<li><a class="selected"
href="?price=test-val1">test-label1</a></li>
<li><a href="?price=test-val2">test-label2</a></li>
</ul>""")
def test_widget_with_option_groups(self):
choices = (
('Audio', (
('vinyl', 'Vinyl'),
('cd', 'CD'),
)
),
('Video', (
('vhs', 'VHS Tape'),
('dvd', 'DVD'),
)
),
('unknown', 'Unknown'),
)
w = LinkWidget(choices=choices)
self.assertHTMLEqual(w.render('media', ''), """
<ul>
<li><a href="?media=vinyl">Vinyl</a></li>
<li><a href="?media=cd">CD</a></li>
<li><a href="?media=vhs">VHS Tape</a></li>
<li><a href="?media=dvd">DVD</a></li>
<li><a href="?media=unknown">Unknown</a></li>
</ul>""")
def test_widget_with_blank_choice(self):
choices = (
('', '---------'),
('test-val1', 'test-label1'),
('test-val2', 'test-label2'),
)
w = LinkWidget(choices=choices)
self.assertHTMLEqual(w.render('price', ''), """
<ul>
<li><a class="selected" href="?price=">All</a></li>
<li><a href="?price=test-val1">test-label1</a></li>
<li><a href="?price=test-val2">test-label2</a></li>
</ul>""")
def test_widget_value_from_datadict(self):
w = LinkWidget()
data = {'price': 'test-val1'}
result = w.value_from_datadict(data, {}, 'price')
self.assertEqual(result, 'test-val1')
class RangeWidgetTests(TestCase):
def test_widget(self):
w = RangeWidget()
self.assertEqual(len(w.widgets), 2)
self.assertHTMLEqual(w.render('price', ''), """
<input type="text" name="price_0" />
-
<input type="text" name="price_1" />""")
self.assertHTMLEqual(w.render('price', slice(5.99, 9.99)), """
<input type="text" name="price_0" value="5.99" />
-
<input type="text" name="price_1" value="9.99" />""")
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