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from django.forms import Widget
from django.forms.widgets import Input
from .base import WidgetTest
class WidgetTests(WidgetTest):
def test_format_value(self):
widget = Widget()
self.assertIsNone(widget.format_value(None))
self.assertIsNone(widget.format_value(''))
self.assertEqual(widget.format_value('español'), 'español')
self.assertEqual(widget.format_value(42.5), '42.5')
def test_value_omitted_from_data(self):
widget = Widget()
self.assertIs(widget.value_omitted_from_data({}, {}, 'field'), True)
self.assertIs(widget.value_omitted_from_data({'field': 'value'}, {}, 'field'), False)
def test_no_trailing_newline_in_attrs(self):
self.check_html(Input(), 'name', 'value', strict=True, html='<input type="None" name="name" value="value">')
def test_attr_false_not_rendered(self):
html = '<input type="None" name="name" value="value">'
self.check_html(Input(), 'name', 'value', html=html, attrs={'readonly': False})
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