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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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