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140 lines
4.4 KiB
Python
140 lines
4.4 KiB
Python
from django.forms import BooleanField, CheckboxInput, Form
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from .base import WidgetTest
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class CheckboxInputTest(WidgetTest):
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widget = CheckboxInput()
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def test_render_empty(self):
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self.check_html(
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self.widget, "is_cool", "", html='<input type="checkbox" name="is_cool">'
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)
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def test_render_none(self):
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self.check_html(
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self.widget, "is_cool", None, html='<input type="checkbox" name="is_cool">'
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)
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def test_render_false(self):
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self.check_html(
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self.widget, "is_cool", False, html='<input type="checkbox" name="is_cool">'
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)
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def test_render_true(self):
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self.check_html(
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self.widget,
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"is_cool",
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True,
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html='<input checked type="checkbox" name="is_cool">',
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)
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def test_render_value(self):
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"""
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Using any value that's not in ('', None, False, True) will check the
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checkbox and set the 'value' attribute.
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"""
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self.check_html(
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self.widget,
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"is_cool",
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"foo",
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html='<input checked type="checkbox" name="is_cool" value="foo">',
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)
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def test_render_int(self):
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"""
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Integers are handled by value, not as booleans (#17114).
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"""
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self.check_html(
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self.widget,
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"is_cool",
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0,
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html='<input checked type="checkbox" name="is_cool" value="0">',
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)
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self.check_html(
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self.widget,
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"is_cool",
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1,
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html='<input checked type="checkbox" name="is_cool" value="1">',
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)
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def test_render_check_test(self):
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"""
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You can pass 'check_test' to the constructor. This is a callable that
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takes the value and returns True if the box should be checked.
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"""
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widget = CheckboxInput(check_test=lambda value: value.startswith("hello"))
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self.check_html(
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widget, "greeting", "", html=('<input type="checkbox" name="greeting">')
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)
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self.check_html(
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widget,
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"greeting",
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"hello",
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html=('<input checked type="checkbox" name="greeting" value="hello">'),
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)
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self.check_html(
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widget,
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"greeting",
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"hello there",
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html=(
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'<input checked type="checkbox" name="greeting" value="hello there">'
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),
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)
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self.check_html(
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widget,
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"greeting",
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"hello & goodbye",
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html=(
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'<input checked type="checkbox" name="greeting" '
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'value="hello & goodbye">'
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),
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)
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def test_render_check_exception(self):
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"""
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Calling check_test() shouldn't swallow exceptions (#17888).
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"""
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widget = CheckboxInput(
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check_test=lambda value: value.startswith("hello"),
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)
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with self.assertRaises(AttributeError):
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widget.render("greeting", True)
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def test_value_from_datadict(self):
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"""
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The CheckboxInput widget will return False if the key is not found in
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the data dictionary (because HTML form submission doesn't send any
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result for unchecked checkboxes).
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"""
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self.assertFalse(self.widget.value_from_datadict({}, {}, "testing"))
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def test_value_from_datadict_string_int(self):
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value = self.widget.value_from_datadict({"testing": "0"}, {}, "testing")
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self.assertIs(value, True)
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def test_value_omitted_from_data(self):
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self.assertIs(
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self.widget.value_omitted_from_data({"field": "value"}, {}, "field"), False
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)
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self.assertIs(self.widget.value_omitted_from_data({}, {}, "field"), False)
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def test_get_context_does_not_mutate_attrs(self):
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attrs = {"checked": False}
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self.widget.get_context("name", True, attrs)
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self.assertIs(attrs["checked"], False)
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def test_fieldset(self):
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class TestForm(Form):
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template_name = "forms_tests/use_fieldset.html"
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field = BooleanField(widget=self.widget)
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form = TestForm()
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self.assertIs(self.widget.use_fieldset, False)
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self.assertHTMLEqual(
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form.render(),
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'<div><label for="id_field">Field:</label>'
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'<input id="id_field" name="field" required type="checkbox"></div>',
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)
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