97 lines
3.5 KiB
Python
97 lines
3.5 KiB
Python
from django.forms import CheckboxInput
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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(self.widget, 'is_cool', '', html='<input type="checkbox" name="is_cool">')
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def test_render_none(self):
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self.check_html(self.widget, 'is_cool', None, html='<input type="checkbox" name="is_cool">')
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def test_render_false(self):
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self.check_html(self.widget, 'is_cool', False, html='<input type="checkbox" name="is_cool">')
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def test_render_true(self):
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self.check_html(
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self.widget, 'is_cool', 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, 'is_cool', '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, 'is_cool', 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, 'is_cool', 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(widget, 'greeting', '', html=(
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'<input type="checkbox" name="greeting">'
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))
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self.check_html(widget, 'greeting', 'hello', html=(
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'<input checked type="checkbox" name="greeting" value="hello">'
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))
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self.check_html(widget, 'greeting', 'hello there', html=(
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'<input checked type="checkbox" name="greeting" value="hello there">'
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))
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self.check_html(widget, 'greeting', 'hello & goodbye', html=(
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'<input checked type="checkbox" name="greeting" value="hello & goodbye">'
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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(self.widget.value_omitted_from_data({'field': 'value'}, {}, 'field'), False)
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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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