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", "$Content-Type",
""] in widget.get_conditions('application/pdf,image/*')
assert {
"Content-Type": 'application/pdf'
} not in widget.get_conditions('application/pdf,image/*')
def test_accept(self):
widget = ClearableFileInput()
assert "accept" not in widget.render(name="file", value="test.jpg")
assert ["starts-with", "$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/*")
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)
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)
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)
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/*')
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" />'
)
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" />'
)
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)
def render(self, name, value, attrs=None, renderer=None, **kwargs):
output = ClearableFileInput.render(self, name, value, attrs)
output += self.output_extra_data(value)
return mark_safe(output)
def render(self, name, value, attrs=None):
output = ClearableFileInput.render(self, name, value, attrs)
output += self.output_extra_data(value)
return mark_safe(output)
