def svalid(arg):
'''Validate the passing in string to be valid HTML. Returns True
if the string is valid, otherwise raises the InvalidHTML exception.'''
if _QUICK:
return True
with tempfile.NamedTemporaryFile() as fp:
fp.write(arg)
fp.flush()
i = Validator().validate([fp.name])
if i:
raise InvalidHTML('%d errors' % i)
return True
def validate(
self,
# The relative URL to validate.
url,
# An optional string that, if provided, must be in the text returned by the server. If this is a sequence of strings, all of the provided strings must be in the text returned by the server.
expected_string="",
# The number of validation errors expected. If None, no validation is performed.
expected_errors=None,
# The expected status code from the request.
expected_status=200,
# All additional keyword arguments are passed to the ``post`` method.
**kwargs,
):
try:
try:
self.post(url, **kwargs)
except HTTPError as e:
# If this was the expected result, return.
if e.code == expected_status:
# Since this is an error of some type, these paramets must be empty, since they can't be checked.
assert not expected_string
assert not expected_errors
return ""
else:
raise
assert self.status == expected_status
if expected_string:
if isinstance(expected_string, str):
assert expected_string in self.text
else:
# Assume ``expected_string`` is a sequence of strings.
assert all(string in self.text
for string in expected_string)
if expected_errors is not None and not self.pytestconfig.getoption(
"skip_w3_validate"):
# Redo this section using html5validate command line
vld = Validator(errors_only=True, stack_size=2048)
tmpname = self.tmp_path / "tmphtml.html"
with open(tmpname, "w", encoding="utf8") as f:
f.write(self.text)
errors = vld.validate([str(tmpname)])
assert errors <= expected_errors
return self.text
except AssertionError:
# Save the HTML to make fixing the errors easier. Note that ``self.text`` is already encoded as utf-8.
validation_file = url.replace("/", "-") + ".html"
with open(validation_file, "wb") as f:
f.write(_html_prep(self.text))
print("Validation failure saved to {}.".format(validation_file))
raise
except RuntimeError as e:
# Provide special handling for web2py exceptions by saving the
# resulting traceback.
if e.args[0].startswith("ticket "):
# Create a client to access the admin interface.
admin_client = WebClient("{}/admin/".format(
self.web2py_server_address),
postbacks=True)
# Log in.
admin_client.post(
"", data={"password": self.web2py_server.password})
assert admin_client.status == 200
# Get the error.
error_code = e.args[0][len("ticket "):]
admin_client.get("default/ticket/" + error_code)
assert admin_client.status == 200
# Save it to a file.
traceback_file = ("".join(c if c not in r"\/:*?<>|" else "_"
for c in url) + "_traceback.html")
with open(traceback_file, "wb") as f:
f.write(_html_prep(admin_client.text))
print("Traceback saved to {}.".format(traceback_file))
raise
def validate(self,
# The relative URL to validate.
url,
# An optional string that, if provided, must be in the text returned by the server. If this is a sequence of strings, all of the provided strings must be in the text returned by the server.
expected_string='',
# The number of validation errors expected. If None, no validation is performed.
expected_errors=None,
# The expected status code from the request.
expected_status=200,
# All additional keyword arguments are passed to the ``post`` method.
**kwargs):
try:
try:
self.post(url, **kwargs)
except HTTPError as e:
# If this was the expected result, return.
if e.code == expected_status:
# Since this is an error of some type, these paramets must be empty, since they can't be checked.
assert not expected_string
assert not expected_errors
return ''
else:
raise
assert self.status == expected_status
if expected_string:
if isinstance(expected_string, str):
assert expected_string in self.text
else:
# Assume ``expected_string`` is a sequence of strings.
assert all(string in self.text for string in expected_string)
if expected_errors is not None and W3_VALIDATE:
# Redo this section using html5validate command line
vld = Validator(errors_only=True)
tmpname = self.tmp_path / 'tmphtml.html'
with open(tmpname, 'w') as f:
f.write(self.text)
errors = vld.validate([tmpname])
assert errors == expected_errors
return self.text
except AssertionError:
# Save the HTML to make fixing the errors easier. Note that ``self.text`` is already encoded as utf-8.
validation_file = url.replace('/', '-') + '.html'
with open(validation_file, 'wb') as f:
f.write(_html_prep(self.text))
print('Validation failure saved to {}.'.format(validation_file))
raise
except RuntimeError as e:
# Provide special handling for web2py exceptions by saving the
# resulting traceback.
if e.args[0].startswith('ticket '):
# Create a client to access the admin interface.
admin_client = WebClient('{}/admin/'.format(self.web2py_server_address),
postbacks=True)
# Log in.
admin_client.post('', data={'password':
self.web2py_server.password})
assert admin_client.status == 200
# Get the error.
error_code = e.args[0][len('ticket '):]
admin_client.get('default/ticket/' + error_code)
assert admin_client.status == 200
# Save it to a file.
traceback_file = url.replace('/', '-') + '_traceback.html'
with open(traceback_file, 'wb') as f:
f.write(_html_prep(admin_client.text))
print('Traceback saved to {}.'.format(traceback_file))
raise