本文整理汇总了Python中django.forms.ClearableFileInput类的典型用法代码示例。如果您正苦于以下问题:Python ClearableFileInput类的具体用法?Python ClearableFileInput怎么用?Python ClearableFileInput使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了ClearableFileInput类的8个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_clear_input_checked_returns_false_only_if_not_required
def test_clear_input_checked_returns_false_only_if_not_required(self):
"""
ClearableFileInput.value_from_datadict never returns False if the field
is required.
"""
widget = ClearableFileInput()
widget.is_required = True
field = SimpleUploadedFile("something.txt", b"content")
value = widget.value_from_datadict(data={"myfile-clear": True}, files={"myfile": field}, name="myfile")
self.assertEqual(value, field)
示例2: test_render_custom_template
def test_render_custom_template(self):
widget = ClearableFileInput()
widget.template_with_initial = (
'%(initial_text)s: <img src="%(initial_url)s" alt="%(initial)s" /> '
'%(clear_template)s<br />%(input_text)s: %(input)s'
)
self.assertHTMLEqual(
widget.render('myfile', FakeFieldFile()),
'Currently: <img src="something" alt="something" /> '
'<input type="checkbox" name="myfile-clear" id="myfile-clear_id" /> '
'<label for="myfile-clear_id">Clear</label><br />Change: <input type="file" name="myfile" />'
)
示例3: test_clear_input_renders_only_if_not_required
def test_clear_input_renders_only_if_not_required(self):
"""
A ClearableFileInput with is_required=False does not render a clear
checkbox.
"""
widget = ClearableFileInput()
widget.is_required = True
self.check_html(widget, 'myfile', FakeFieldFile(), html=(
"""
Currently: <a href="something">something</a> <br>
Change: <input type="file" name="myfile">
"""
))
示例4: test_html_does_not_mask_exceptions
def test_html_does_not_mask_exceptions(self):
"""
A ClearableFileInput should not mask exceptions produced while
checking that it has a value.
"""
@python_2_unicode_compatible
class FailingURLFieldFile(object):
@property
def url(self):
raise RuntimeError('Canary')
def __str__(self):
return 'value'
widget = ClearableFileInput()
field = FailingURLFieldFile()
with self.assertRaisesMessage(RuntimeError, 'Canary'):
widget.render('myfile', field)
示例5: test_html_escaped
def test_html_escaped(self):
"""
A ClearableFileInput should escape name, filename, and URL
when rendering HTML (#15182).
"""
@python_2_unicode_compatible
class StrangeFieldFile(object):
url = "something?chapter=1§=2©=3&lang=en"
def __str__(self):
return '''something<div onclick="alert('oops')">.jpg'''
widget = ClearableFileInput()
field = StrangeFieldFile()
output = widget.render('my<div>file', field)
self.assertNotIn(field.url, output)
self.assertIn('href="something?chapter=1&sect=2&copy=3&lang=en"', output)
self.assertNotIn(six.text_type(field), output)
self.assertIn('something<div onclick="alert('oops')">.jpg', output)
self.assertIn('my<div>file', output)
self.assertNotIn('my<div>file', output)
示例6: test_value_omitted_from_data
def test_value_omitted_from_data(self):
widget = ClearableFileInput()
self.assertIs(widget.value_omitted_from_data({}, {}, 'field'), True)
self.assertIs(widget.value_omitted_from_data({}, {'field': 'x'}, 'field'), False)
self.assertIs(widget.value_omitted_from_data({'field-clear': 'y'}, {}, 'field'), False)
示例7: render
def render(self, name, value, attrs=None):
output = ClearableFileInput.render(self, name, value, attrs)
output += self.output_extra_data(value)
return mark_safe(output)
示例8: test_accept
def test_accept(self):
widget = ClearableFileInput()
assert 'accept' not in widget.render(name='file', value='test.jpg')
assert ["starts-with", "$Content-Type", ""] in widget.get_conditions(None)
widget = ClearableFileInput(attrs={'accept': 'image/*'})
assert 'accept="image/*"' in widget.render(name='file', value='test.jpg')
assert ["starts-with", "$Content-Type", "image/"] in widget.get_conditions('image/*')
widget = ClearableFileInput(attrs={'accept': 'image/jpeg'})
assert 'accept="image/jpeg"' in widget.render(name='file', value='test.jpg')
assert {"Content-Type": 'image/jpeg'} in widget.get_conditions('image/jpeg')
widget = ClearableFileInput(attrs={'accept': 'application/pdf,image/*'})
assert 'accept="application/pdf,image/*"' in widget.render(name='file', value='test.jpg')
assert ["starts-with", "$Content-Type", ""] in widget.get_conditions(
'application/pdf,image/*')
assert {"Content-Type": 'application/pdf'} not in widget.get_conditions(
'application/pdf,image/*')