/usr/lib/python2.7/dist-packages/captcha/tests/tests.py is in python-django-captcha 0.5.1-1.
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from captcha.conf import settings
from captcha.fields import CaptchaField, CaptchaTextInput
from captcha.models import CaptchaStore, get_safe_now
from django.core.exceptions import ImproperlyConfigured
from django.core.urlresolvers import reverse
from django.test import TestCase, override_settings
from django.utils.translation import ugettext_lazy
import datetime
import json
import re
import six
import os
try:
from cStringIO import StringIO
except ImportError:
from io import BytesIO as StringIO
from six import u
try:
from PIL import Image
except ImportError:
import Image # NOQA
@override_settings(ROOT_URLCONF='captcha.tests.urls')
class CaptchaCase(TestCase):
def setUp(self):
self.stores = {}
self.__current_settings_output_format = settings.CAPTCHA_OUTPUT_FORMAT
self.__current_settings_dictionary = settings.CAPTCHA_WORDS_DICTIONARY
self.__current_settings_punctuation = settings.CAPTCHA_PUNCTUATION
tested_helpers = ['captcha.helpers.math_challenge', 'captcha.helpers.random_char_challenge', 'captcha.helpers.unicode_challenge']
if os.path.exists('/usr/share/dict/words'):
settings.CAPTCHA_WORDS_DICTIONARY = '/usr/share/dict/words'
settings.CAPTCHA_PUNCTUATION = ';-,.'
tested_helpers.append('captcha.helpers.word_challenge')
tested_helpers.append('captcha.helpers.huge_words_and_punctuation_challenge')
for helper in tested_helpers:
challenge, response = settings._callable_from_string(helper)()
self.stores[helper.rsplit('.', 1)[-1].replace('_challenge', '_store')], _ = CaptchaStore.objects.get_or_create(challenge=challenge, response=response)
challenge, response = settings.get_challenge()()
self.stores['default_store'], _ = CaptchaStore.objects.get_or_create(challenge=challenge, response=response)
self.default_store = self.stores['default_store']
def tearDown(self):
settings.CAPTCHA_OUTPUT_FORMAT = self.__current_settings_output_format
settings.CAPTCHA_WORDS_DICTIONARY = self.__current_settings_dictionary
settings.CAPTCHA_PUNCTUATION = self.__current_settings_punctuation
def __extract_hash_and_response(self, r):
hash_ = re.findall(r'value="([0-9a-f]+)"', str(r.content))[0]
response = CaptchaStore.objects.get(hashkey=hash_).response
return hash_, response
def test_image(self):
for key in [store.hashkey for store in six.itervalues(self.stores)]:
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 200)
self.assertTrue(response.has_header('content-type'))
self.assertEqual(response._headers.get('content-type'), ('Content-Type', 'image/png'))
def test_audio(self):
if not settings.CAPTCHA_FLITE_PATH:
return
for key in (self.stores.get('math_store').hashkey, self.stores.get('math_store').hashkey, self.default_store.hashkey):
response = self.client.get(reverse('captcha-audio', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 200)
self.assertTrue(len(response.content) > 1024)
self.assertTrue(response.has_header('content-type'))
self.assertEqual(response._headers.get('content-type'), ('Content-Type', 'audio/x-wav'))
def test_form_submit(self):
r = self.client.get(reverse('captcha-test'))
self.assertEqual(r.status_code, 200)
hash_, response = self.__extract_hash_and_response(r)
r = self.client.post(reverse('captcha-test'), dict(captcha_0=hash_, captcha_1=response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r.status_code, 200)
self.assertTrue(str(r.content).find('Form validated') > 0)
r = self.client.post(reverse('captcha-test'), dict(captcha_0=hash_, captcha_1=response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r.status_code, 200)
self.assertFalse(str(r.content).find('Form validated') > 0)
def test_modelform(self):
r = self.client.get(reverse('captcha-test-model-form'))
self.assertEqual(r.status_code, 200)
hash_, response = self.__extract_hash_and_response(r)
r = self.client.post(reverse('captcha-test-model-form'), dict(captcha_0=hash_, captcha_1=response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r.status_code, 200)
self.assertTrue(str(r.content).find('Form validated') > 0)
r = self.client.post(reverse('captcha-test-model-form'), dict(captcha_0=hash_, captcha_1=response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r.status_code, 200)
self.assertFalse(str(r.content).find('Form validated') > 0)
def test_wrong_submit(self):
for urlname in ('captcha-test', 'captcha-test-model-form'):
r = self.client.get(reverse(urlname))
self.assertEqual(r.status_code, 200)
r = self.client.post(reverse(urlname), dict(captcha_0='abc', captcha_1='wrong response', subject='xxx', sender='asasd@asdasd.com'))
self.assertFormError(r, 'form', 'captcha', ugettext_lazy('Invalid CAPTCHA'))
def test_deleted_expired(self):
self.default_store.expiration = get_safe_now() - datetime.timedelta(minutes=5)
self.default_store.save()
hash_ = self.default_store.hashkey
r = self.client.post(reverse('captcha-test'), dict(captcha_0=hash_, captcha_1=self.default_store.response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r.status_code, 200)
self.assertFalse('Form validated' in str(r.content))
# expired -> deleted
try:
CaptchaStore.objects.get(hashkey=hash_)
self.fail()
except:
pass
def test_custom_error_message(self):
r = self.client.get(reverse('captcha-test-custom-error-message'))
self.assertEqual(r.status_code, 200)
# Wrong answer
r = self.client.post(reverse('captcha-test-custom-error-message'), dict(captcha_0='abc', captcha_1='wrong response'))
self.assertFormError(r, 'form', 'captcha', 'TEST CUSTOM ERROR MESSAGE')
# empty answer
r = self.client.post(reverse('captcha-test-custom-error-message'), dict(captcha_0='abc', captcha_1=''))
self.assertFormError(r, 'form', 'captcha', ugettext_lazy('This field is required.'))
def test_repeated_challenge(self):
CaptchaStore.objects.create(challenge='xxx', response='xxx')
try:
CaptchaStore.objects.create(challenge='xxx', response='xxx')
except Exception:
self.fail()
def test_repeated_challenge_form_submit(self):
__current_challange_function = settings.CAPTCHA_CHALLENGE_FUNCT
for urlname in ('captcha-test', 'captcha-test-model-form'):
settings.CAPTCHA_CHALLENGE_FUNCT = 'captcha.tests.trivial_challenge'
r1 = self.client.get(reverse(urlname))
r2 = self.client.get(reverse(urlname))
self.assertEqual(r1.status_code, 200)
self.assertEqual(r2.status_code, 200)
if re.findall(r'value="([0-9a-f]+)"', str(r1.content)):
hash_1 = re.findall(r'value="([0-9a-f]+)"', str(r1.content))[0]
else:
self.fail()
if re.findall(r'value="([0-9a-f]+)"', str(r2.content)):
hash_2 = re.findall(r'value="([0-9a-f]+)"', str(r2.content))[0]
else:
self.fail()
try:
store_1 = CaptchaStore.objects.get(hashkey=hash_1)
store_2 = CaptchaStore.objects.get(hashkey=hash_2)
except:
self.fail()
self.assertTrue(store_1.pk != store_2.pk)
self.assertTrue(store_1.response == store_2.response)
self.assertTrue(hash_1 != hash_2)
r1 = self.client.post(reverse(urlname), dict(captcha_0=hash_1, captcha_1=store_1.response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r1.status_code, 200)
self.assertTrue(str(r1.content).find('Form validated') > 0)
try:
store_2 = CaptchaStore.objects.get(hashkey=hash_2)
except:
self.fail()
r2 = self.client.post(reverse(urlname), dict(captcha_0=hash_2, captcha_1=store_2.response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r2.status_code, 200)
self.assertTrue(str(r2.content).find('Form validated') > 0)
settings.CAPTCHA_CHALLENGE_FUNCT = __current_challange_function
def test_output_format(self):
for urlname in ('captcha-test', 'captcha-test-model-form'):
settings.CAPTCHA_OUTPUT_FORMAT = u('%(image)s<p>Hello, captcha world</p>%(hidden_field)s%(text_field)s')
r = self.client.get(reverse(urlname))
self.assertEqual(r.status_code, 200)
self.assertTrue('<p>Hello, captcha world</p>' in str(r.content))
def test_invalid_output_format(self):
for urlname in ('captcha-test', 'captcha-test-model-form'):
settings.CAPTCHA_OUTPUT_FORMAT = u('%(image)s')
try:
self.client.get(reverse(urlname))
self.fail()
except ImproperlyConfigured as e:
self.assertTrue('CAPTCHA_OUTPUT_FORMAT' in str(e))
def test_per_form_format(self):
settings.CAPTCHA_OUTPUT_FORMAT = u('%(image)s testCustomFormatString %(hidden_field)s %(text_field)s')
r = self.client.get(reverse('captcha-test'))
self.assertTrue('testCustomFormatString' in str(r.content))
r = self.client.get(reverse('test_per_form_format'))
self.assertTrue('testPerFieldCustomFormatString' in str(r.content))
def test_issue31_proper_abel(self):
settings.CAPTCHA_OUTPUT_FORMAT = u('%(image)s %(hidden_field)s %(text_field)s')
r = self.client.get(reverse('captcha-test'))
self.assertTrue('<label for="id_captcha_1"' in str(r.content))
def test_refresh_view(self):
r = self.client.get(reverse('captcha-refresh'), HTTP_X_REQUESTED_WITH='XMLHttpRequest')
try:
new_data = json.loads(six.text_type(r.content, encoding='ascii'))
self.assertTrue('image_url' in new_data)
except:
self.fail()
def test_content_length(self):
for key in [store.hashkey for store in six.itervalues(self.stores)]:
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertTrue(response.has_header('content-length'))
self.assertTrue(response['content-length'].isdigit())
self.assertTrue(int(response['content-length']))
def test_issue12_proper_instantiation(self):
"""
This test covers a default django field and widget behavior
It not assert anything. If something is wrong it will raise a error!
"""
settings.CAPTCHA_OUTPUT_FORMAT = u('%(image)s %(hidden_field)s %(text_field)s')
widget = CaptchaTextInput(attrs={'class': 'required'})
CaptchaField(widget=widget)
def test_test_mode_issue15(self):
__current_test_mode_setting = settings.CAPTCHA_TEST_MODE
settings.CAPTCHA_TEST_MODE = False
r = self.client.get(reverse('captcha-test'))
self.assertEqual(r.status_code, 200)
r = self.client.post(reverse('captcha-test'), dict(captcha_0='abc', captcha_1='wrong response', subject='xxx', sender='asasd@asdasd.com'))
self.assertFormError(r, 'form', 'captcha', ugettext_lazy('Invalid CAPTCHA'))
settings.CAPTCHA_TEST_MODE = True
# Test mode, only 'PASSED' is accepted
r = self.client.get(reverse('captcha-test'))
self.assertEqual(r.status_code, 200)
r = self.client.post(reverse('captcha-test'), dict(captcha_0='abc', captcha_1='wrong response', subject='xxx', sender='asasd@asdasd.com'))
self.assertFormError(r, 'form', 'captcha', ugettext_lazy('Invalid CAPTCHA'))
r = self.client.get(reverse('captcha-test'))
self.assertEqual(r.status_code, 200)
r = self.client.post(reverse('captcha-test'), dict(captcha_0='abc', captcha_1='passed', subject='xxx', sender='asasd@asdasd.com'))
self.assertTrue(str(r.content).find('Form validated') > 0)
settings.CAPTCHA_TEST_MODE = __current_test_mode_setting
def test_get_version(self):
import captcha
captcha.get_version(True)
def test_missing_value(self):
r = self.client.get(reverse('captcha-test-non-required'))
self.assertEqual(r.status_code, 200)
hash_, response = self.__extract_hash_and_response(r)
# Empty response is okay when required is False
r = self.client.post(reverse('captcha-test-non-required'), dict(subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r.status_code, 200)
self.assertTrue(str(r.content).find('Form validated') > 0)
# But a valid response is okay, too
r = self.client.get(reverse('captcha-test-non-required'))
self.assertEqual(r.status_code, 200)
hash_, response = self.__extract_hash_and_response(r)
r = self.client.post(reverse('captcha-test-non-required'), dict(captcha_0=hash_, captcha_1=response, subject='xxx', sender='asasd@asdasd.com'))
self.assertEqual(r.status_code, 200)
self.assertTrue(str(r.content).find('Form validated') > 0)
def test_autocomplete_off(self):
r = self.client.get(reverse('captcha-test'))
self.assertTrue('<input autocomplete="off" ' in six.text_type(r.content))
def test_autocomplete_not_on_hidden_input(self):
r = self.client.get(reverse('captcha-test'))
self.assertFalse('autocomplete="off" type="hidden" name="captcha_0"' in six.text_type(r.content))
self.assertFalse('autocomplete="off" id="id_captcha_0" name="captcha_0" type="hidden"' in six.text_type(r.content))
def test_transparent_background(self):
__current_test_mode_setting = settings.CAPTCHA_BACKGROUND_COLOR
settings.CAPTCHA_BACKGROUND_COLOR = "transparent"
for key in [store.hashkey for store in six.itervalues(self.stores)]:
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 200)
self.assertTrue(response.has_header('content-type'))
self.assertEqual(response._headers.get('content-type'), ('Content-Type', 'image/png'))
settings.CAPTCHA_BACKGROUND_COLOR = __current_test_mode_setting
def test_expired_captcha_returns_410(self):
for key in [store.hashkey for store in six.itervalues(self.stores)]:
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 200)
CaptchaStore.objects.filter(hashkey=key).delete()
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 410)
def test_id_prefix(self):
r = self.client.get(reverse('captcha-test-id-prefix'))
self.assertTrue('<label for="form1_id_captcha1_1">Captcha1:</label>' in six.text_type(r.content))
self.assertTrue('id="form1_id_captcha1_1"' in six.text_type(r.content))
self.assertTrue('<label for="form2_id_captcha2_1">Captcha2:</label>' in six.text_type(r.content))
self.assertTrue('id="form2_id_captcha2_1"' in six.text_type(r.content))
def test_image_size(self):
__current_test_mode_setting = settings.CAPTCHA_IMAGE_SIZE
for key in [store.hashkey for store in six.itervalues(self.stores)]:
settings.CAPTCHA_IMAGE_SIZE = (201, 97)
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 200)
self.assertTrue(response.has_header('content-type'))
self.assertEqual(response._headers.get('content-type'), ('Content-Type', 'image/png'))
self.assertEqual(Image.open(StringIO(response.content)).size, (201, 97))
settings.CAPTCHA_IMAGE_SIZE = __current_test_mode_setting
def test_multiple_fonts(self):
vera = os.path.join(os.path.dirname(__file__), '..', 'fonts', 'Vera.ttf')
__current_test_mode_setting = settings.CAPTCHA_FONT_PATH
settings.CAPTCHA_FONT_PATH = vera
for key in [store.hashkey for store in six.itervalues(self.stores)]:
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 200)
self.assertEqual(response._headers.get('content-type'), ('Content-Type', 'image/png'))
settings.CAPTCHA_FONT_PATH = [vera, vera, vera]
for key in [store.hashkey for store in six.itervalues(self.stores)]:
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.assertEqual(response.status_code, 200)
self.assertEqual(response._headers.get('content-type'), ('Content-Type', 'image/png'))
settings.CAPTCHA_FONT_PATH = False
for key in [store.hashkey for store in six.itervalues(self.stores)]:
try:
response = self.client.get(reverse('captcha-image', kwargs=dict(key=key)))
self.fail()
except ImproperlyConfigured:
pass
settings.CAPTCHA_FONT_PATH = __current_test_mode_setting
def test_template_overrides(self):
__current_test_mode_setting = settings.CAPTCHA_IMAGE_TEMPLATE
settings.CAPTCHA_IMAGE_TEMPLATE = 'captcha_test/image.html'
for urlname in ('captcha-test', 'captcha-test-model-form'):
settings.CAPTCHA_CHALLENGE_FUNCT = 'captcha.tests.trivial_challenge'
r = self.client.get(reverse(urlname))
self.assertTrue('captcha-template-test' in six.text_type(r.content))
settings.CAPTCHA_IMAGE_TEMPLATE = __current_test_mode_setting
def trivial_challenge():
return 'trivial', 'trivial'
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