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tests.py
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tests.py
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"""Prompt tests"""
from unittest.mock import MagicMock, patch
from django.test import RequestFactory
from django.urls import reverse
from rest_framework.exceptions import ErrorDetail, ValidationError
from authentik.core.tests.utils import create_test_admin_user
from authentik.flows.markers import StageMarker
from authentik.flows.models import Flow, FlowDesignation, FlowStageBinding
from authentik.flows.planner import FlowPlan
from authentik.flows.tests import FlowTestCase
from authentik.flows.views.executor import SESSION_KEY_PLAN
from authentik.lib.generators import generate_id
from authentik.policies.expression.models import ExpressionPolicy
from authentik.stages.prompt.models import FieldTypes, InlineFileField, Prompt, PromptStage
from authentik.stages.prompt.stage import PLAN_CONTEXT_PROMPT, PromptChallengeResponse
class TestPromptStage(FlowTestCase):
"""Prompt tests"""
def setUp(self):
super().setUp()
self.user = create_test_admin_user()
self.factory = RequestFactory()
self.flow = Flow.objects.create(
name="test-prompt",
slug="test-prompt",
designation=FlowDesignation.AUTHENTICATION,
)
username_prompt = Prompt.objects.create(
field_key="username_prompt",
label="USERNAME_LABEL",
type=FieldTypes.USERNAME,
required=True,
placeholder="USERNAME_PLACEHOLDER",
)
text_prompt = Prompt.objects.create(
field_key="text_prompt",
label="TEXT_LABEL",
type=FieldTypes.TEXT,
required=True,
placeholder="TEXT_PLACEHOLDER",
)
email_prompt = Prompt.objects.create(
field_key="email_prompt",
label="EMAIL_LABEL",
type=FieldTypes.EMAIL,
required=True,
placeholder="EMAIL_PLACEHOLDER",
)
password_prompt = Prompt.objects.create(
field_key="password_prompt",
label="PASSWORD_LABEL",
type=FieldTypes.PASSWORD,
required=True,
placeholder="PASSWORD_PLACEHOLDER",
)
password2_prompt = Prompt.objects.create(
field_key="password2_prompt",
label="PASSWORD_LABEL",
type=FieldTypes.PASSWORD,
required=True,
placeholder="PASSWORD_PLACEHOLDER",
)
number_prompt = Prompt.objects.create(
field_key="number_prompt",
label="NUMBER_LABEL",
type=FieldTypes.NUMBER,
required=True,
placeholder="NUMBER_PLACEHOLDER",
)
hidden_prompt = Prompt.objects.create(
field_key="hidden_prompt",
type=FieldTypes.HIDDEN,
required=True,
placeholder="HIDDEN_PLACEHOLDER",
)
static_prompt = Prompt.objects.create(
field_key="static_prompt",
type=FieldTypes.STATIC,
required=True,
placeholder="static",
)
self.stage = PromptStage.objects.create(name="prompt-stage")
self.stage.fields.set(
[
username_prompt,
text_prompt,
email_prompt,
password_prompt,
password2_prompt,
number_prompt,
hidden_prompt,
static_prompt,
]
)
self.prompt_data = {
username_prompt.field_key: "test-username",
text_prompt.field_key: "test-input",
email_prompt.field_key: "test@test.test",
password_prompt.field_key: "test",
password2_prompt.field_key: "test",
number_prompt.field_key: 3,
hidden_prompt.field_key: hidden_prompt.placeholder,
static_prompt.field_key: static_prompt.placeholder,
}
self.binding = FlowStageBinding.objects.create(target=self.flow, stage=self.stage, order=2)
def test_inline_file_field(self):
"""test InlineFileField"""
with self.assertRaises(ValidationError):
InlineFileField().to_internal_value("foo")
with self.assertRaises(ValidationError):
InlineFileField().to_internal_value("data:foo/bar;foo,qwer")
self.assertEqual(
InlineFileField().to_internal_value("data:mine/type;base64,Zm9v"),
"foo",
)
def test_render(self):
"""Test render of form, check if all prompts are rendered correctly"""
plan = FlowPlan(flow_pk=self.flow.pk.hex, bindings=[self.binding], markers=[StageMarker()])
session = self.client.session
session[SESSION_KEY_PLAN] = plan
session.save()
response = self.client.get(
reverse("authentik_api:flow-executor", kwargs={"flow_slug": self.flow.slug})
)
self.assertEqual(response.status_code, 200)
for prompt in self.stage.fields.all():
self.assertIn(prompt.field_key, response.content.decode())
self.assertIn(prompt.label, response.content.decode())
self.assertIn(prompt.placeholder, response.content.decode())
def test_valid_challenge_with_policy(self) -> PromptChallengeResponse:
"""Test challenge_response validation"""
plan = FlowPlan(flow_pk=self.flow.pk.hex, bindings=[self.binding], markers=[StageMarker()])
expr = (
"return request.context['prompt_data']['password_prompt'] "
"== request.context['prompt_data']['password2_prompt']"
)
expr_policy = ExpressionPolicy.objects.create(name="validate-form", expression=expr)
self.stage.validation_policies.set([expr_policy])
self.stage.save()
challenge_response = PromptChallengeResponse(
None, stage=self.stage, plan=plan, data=self.prompt_data
)
self.assertEqual(challenge_response.is_valid(), True)
return challenge_response
def test_invalid_challenge(self) -> PromptChallengeResponse:
"""Test challenge_response validation"""
plan = FlowPlan(flow_pk=self.flow.pk.hex, bindings=[self.binding], markers=[StageMarker()])
expr = "False"
expr_policy = ExpressionPolicy.objects.create(name="validate-form", expression=expr)
self.stage.validation_policies.set([expr_policy])
self.stage.save()
challenge_response = PromptChallengeResponse(
None, stage=self.stage, plan=plan, data=self.prompt_data
)
self.assertEqual(challenge_response.is_valid(), False)
return challenge_response
def test_valid_challenge_request(self):
"""Test a request with valid challenge_response data"""
plan = FlowPlan(flow_pk=self.flow.pk.hex, bindings=[self.binding], markers=[StageMarker()])
session = self.client.session
session[SESSION_KEY_PLAN] = plan
session.save()
challenge_response = self.test_valid_challenge_with_policy()
with patch("authentik.flows.views.executor.FlowExecutorView.cancel", MagicMock()):
response = self.client.post(
reverse(
"authentik_api:flow-executor",
kwargs={"flow_slug": self.flow.slug},
),
challenge_response.validated_data,
)
self.assertEqual(response.status_code, 200)
self.assertStageRedirects(response, reverse("authentik_core:root-redirect"))
# Check that valid data has been saved
session = self.client.session
plan: FlowPlan = session[SESSION_KEY_PLAN]
data = plan.context[PLAN_CONTEXT_PROMPT]
for prompt in self.stage.fields.all():
prompt: Prompt
self.assertEqual(data[prompt.field_key], self.prompt_data[prompt.field_key])
def test_invalid_password(self):
"""Test challenge_response validation"""
plan = FlowPlan(flow_pk=self.flow.pk.hex, bindings=[self.binding], markers=[StageMarker()])
self.prompt_data["password2_prompt"] = "qwerqwerqr"
challenge_response = PromptChallengeResponse(
None, stage=self.stage, plan=plan, data=self.prompt_data
)
self.assertEqual(challenge_response.is_valid(), False)
self.assertEqual(
challenge_response.errors,
{"non_field_errors": [ErrorDetail(string="Passwords don't match.", code="invalid")]},
)
def test_invalid_username(self):
"""Test challenge_response validation"""
user = create_test_admin_user()
plan = FlowPlan(flow_pk=self.flow.pk.hex, bindings=[self.binding], markers=[StageMarker()])
self.prompt_data["username_prompt"] = user.username
challenge_response = PromptChallengeResponse(
None, stage=self.stage, plan=plan, data=self.prompt_data
)
self.assertEqual(challenge_response.is_valid(), False)
self.assertEqual(
challenge_response.errors,
{"username_prompt": [ErrorDetail(string="Username is already taken.", code="invalid")]},
)
def test_static_hidden_overwrite(self):
"""Test that static and hidden fields ignore any value sent to them"""
plan = FlowPlan(flow_pk=self.flow.pk.hex, bindings=[self.binding], markers=[StageMarker()])
plan.context[PLAN_CONTEXT_PROMPT] = {"hidden_prompt": "hidden"}
self.prompt_data["hidden_prompt"] = "foo"
self.prompt_data["static_prompt"] = "foo"
challenge_response = PromptChallengeResponse(
None, stage=self.stage, plan=plan, data=self.prompt_data
)
self.assertEqual(challenge_response.is_valid(), True)
self.assertNotEqual(challenge_response.validated_data["hidden_prompt"], "foo")
self.assertEqual(challenge_response.validated_data["hidden_prompt"], "hidden")
self.assertNotEqual(challenge_response.validated_data["static_prompt"], "foo")
def test_prompt_placeholder(self):
"""Test placeholder and expression"""
context = {
"foo": generate_id(),
}
prompt: Prompt = Prompt(
field_key="text_prompt_expression",
label="TEXT_LABEL",
type=FieldTypes.TEXT,
placeholder="return prompt_context['foo']",
placeholder_expression=True,
)
self.assertEqual(
prompt.get_placeholder(context, self.user, self.factory.get("/")), context["foo"]
)
context["text_prompt_expression"] = generate_id()
self.assertEqual(
prompt.get_placeholder(context, self.user, self.factory.get("/")),
context["text_prompt_expression"],
)
self.assertNotEqual(
prompt.get_placeholder(context, self.user, self.factory.get("/")), context["foo"]
)
def test_prompt_placeholder_error(self):
"""Test placeholder and expression"""
context = {}
prompt: Prompt = Prompt(
field_key="text_prompt_expression",
label="TEXT_LABEL",
type=FieldTypes.TEXT,
placeholder="something invalid dunno",
placeholder_expression=True,
)
self.assertEqual(
prompt.get_placeholder(context, self.user, self.factory.get("/")),
"something invalid dunno",
)
def test_prompt_placeholder_disabled(self):
"""Test placeholder and expression"""
context = {}
prompt: Prompt = Prompt(
field_key="text_prompt_expression",
label="TEXT_LABEL",
type=FieldTypes.TEXT,
placeholder="return prompt_context['foo']",
placeholder_expression=False,
)
self.assertEqual(
prompt.get_placeholder(context, self.user, self.factory.get("/")), prompt.placeholder
)
def test_invalid_save(self):
"""Ensure field can't be saved with invalid type"""
prompt: Prompt = Prompt(
field_key="text_prompt_expression",
label="TEXT_LABEL",
type="foo",
placeholder="foo",
placeholder_expression=False,
sub_text="test",
order=123,
)
with self.assertRaises(ValueError):
prompt.save()
def field_type_tester_factory(field_type: FieldTypes, required: bool):
"""Test field for field_type"""
def tester(self: TestPromptStage):
prompt: Prompt = Prompt(
field_key="text_prompt_expression",
label="TEXT_LABEL",
type=field_type,
placeholder="foo",
placeholder_expression=False,
sub_text="test",
order=123,
required=required,
)
self.assertIsNotNone(prompt.field("foo"))
return tester
for _required in (True, False):
for _type in FieldTypes:
test_name = f"test_field_type_{_type}"
if _required:
test_name += "_required"
setattr(TestPromptStage, test_name, field_type_tester_factory(_type, _required))