Files
paperless-ngx/src/documents/tests/test_api_email.py

440 lines
14 KiB
Python

import json
import shutil
from unittest import mock
from django.contrib.auth.models import Permission
from django.contrib.auth.models import User
from django.core import mail
from django.test import override_settings
from rest_framework import status
from rest_framework.test import APITestCase
from documents.models import Document
from documents.tests.utils import DirectoriesMixin
from documents.tests.utils import SampleDirMixin
class TestEmail(DirectoriesMixin, SampleDirMixin, APITestCase):
ENDPOINT = "/api/documents/email/"
def setUp(self):
super().setUp()
self.user = User.objects.create_superuser(username="temp_admin")
self.client.force_authenticate(user=self.user)
self.doc1 = Document.objects.create(
title="test1",
mime_type="application/pdf",
content="this is document 1",
checksum="1",
filename="test1.pdf",
archive_checksum="A1",
archive_filename="archive1.pdf",
)
self.doc2 = Document.objects.create(
title="test2",
mime_type="application/pdf",
content="this is document 2",
checksum="2",
filename="test2.pdf",
)
# Copy sample files to document paths (using different files to distinguish versions)
shutil.copy(
self.SAMPLE_DIR / "documents" / "originals" / "0000001.pdf",
self.doc1.archive_path,
)
shutil.copy(
self.SAMPLE_DIR / "documents" / "originals" / "0000002.pdf",
self.doc1.source_path,
)
shutil.copy(
self.SAMPLE_DIR / "documents" / "originals" / "0000003.pdf",
self.doc2.source_path,
)
@override_settings(
EMAIL_ENABLED=True,
EMAIL_BACKEND="django.core.mail.backends.locmem.EmailBackend",
)
def test_email_success(self):
"""
GIVEN:
- Multiple existing documents (doc1 with archive, doc2 without)
WHEN:
- API request is made to bulk email documents
THEN:
- Email is sent with all documents attached
- Archive version used by default for doc1
- Original version used for doc2 (no archive available)
"""
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk, self.doc2.pk],
"addresses": "hello@paperless-ngx.com,test@example.com",
"subject": "Bulk email test",
"message": "Here are your documents",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_200_OK)
self.assertEqual(response.data["message"], "Email sent")
self.assertEqual(len(mail.outbox), 1)
email = mail.outbox[0]
self.assertEqual(email.to, ["hello@paperless-ngx.com", "test@example.com"])
self.assertEqual(email.subject, "Bulk email test")
self.assertEqual(email.body, "Here are your documents")
self.assertEqual(len(email.attachments), 2)
attachment_names = [att[0] for att in email.attachments]
self.assertEqual(len(attachment_names), 2)
self.assertIn(f"{self.doc1!s}.pdf", attachment_names)
self.assertIn(f"{self.doc2!s}.pdf", attachment_names)
doc1_attachment = next(
att for att in email.attachments if att[0] == f"{self.doc1!s}.pdf"
)
archive_size = self.doc1.archive_path.stat().st_size
self.assertEqual(len(doc1_attachment[1]), archive_size)
doc2_attachment = next(
att for att in email.attachments if att[0] == f"{self.doc2!s}.pdf"
)
original_size = self.doc2.source_path.stat().st_size
self.assertEqual(len(doc2_attachment[1]), original_size)
@override_settings(
EMAIL_ENABLED=True,
EMAIL_BACKEND="django.core.mail.backends.locmem.EmailBackend",
)
def test_email_use_original_version(self):
"""
GIVEN:
- Documents with archive versions
WHEN:
- API request is made to bulk email with use_archive_version=False
THEN:
- Original files are attached instead of archive versions
"""
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
"use_archive_version": False,
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_200_OK)
self.assertEqual(len(mail.outbox), 1)
attachment = mail.outbox[0].attachments[0]
self.assertEqual(attachment[0], f"{self.doc1!s}.pdf")
original_size = self.doc1.source_path.stat().st_size
self.assertEqual(len(attachment[1]), original_size)
def test_email_missing_required_fields(self):
"""
GIVEN:
- Request with missing required fields
WHEN:
- API request is made to bulk email endpoint
THEN:
- Bad request response is returned
"""
# Missing addresses
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
# Missing subject
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"addresses": "test@example.com",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
# Missing message
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"addresses": "test@example.com",
"subject": "Test",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
# Missing documents
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
def test_email_empty_document_list(self):
"""
GIVEN:
- Request with empty document list
WHEN:
- API request is made to bulk email endpoint
THEN:
- Bad request response is returned
"""
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [],
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
def test_email_invalid_document_id(self):
"""
GIVEN:
- Request with non-existent document ID
WHEN:
- API request is made to bulk email endpoint
THEN:
- Bad request response is returned
"""
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [999],
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
def test_email_invalid_email_address(self):
"""
GIVEN:
- Request with invalid email address
WHEN:
- API request is made to bulk email endpoint
THEN:
- Bad request response is returned
"""
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"addresses": "invalid-email",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
# Test multiple addresses with one invalid
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"addresses": "valid@example.com,invalid-email",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
def test_email_insufficient_permissions(self):
"""
GIVEN:
- User without permissions to view document
WHEN:
- API request is made to bulk email documents
THEN:
- Forbidden response is returned
"""
user1 = User.objects.create_user(username="test1")
user1.user_permissions.add(*Permission.objects.filter(codename="view_document"))
doc_owned = Document.objects.create(
title="owned_doc",
mime_type="application/pdf",
checksum="owned",
owner=self.user,
)
self.client.force_authenticate(user1)
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk, doc_owned.pk],
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN)
def test_email_only_requires_view_permission(self):
"""
GIVEN:
- User having only view documents permission
WHEN:
- API request is made to bulk email documents
THEN:
- Request succeeds
"""
user1 = User.objects.create_user(username="test1")
user1.user_permissions.add(*Permission.objects.filter(codename="view_document"))
self.client.force_authenticate(user1)
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_200_OK)
@override_settings(
EMAIL_ENABLED=True,
EMAIL_BACKEND="django.core.mail.backends.locmem.EmailBackend",
)
def test_email_duplicate_filenames(self):
"""
GIVEN:
- Multiple documents with the same title
WHEN:
- API request is made to bulk email documents
THEN:
- Filenames are made unique with counters
"""
doc3 = Document.objects.create(
title="test1",
mime_type="application/pdf",
content="this is document 3",
checksum="3",
filename="test3.pdf",
)
shutil.copy(self.SAMPLE_DIR / "simple.pdf", doc3.source_path)
doc4 = Document.objects.create(
title="test1",
mime_type="application/pdf",
content="this is document 4",
checksum="4",
filename="test4.pdf",
)
shutil.copy(self.SAMPLE_DIR / "simple.pdf", doc4.source_path)
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk, doc3.pk, doc4.pk],
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_200_OK)
self.assertEqual(len(mail.outbox), 1)
attachment_names = [att[0] for att in mail.outbox[0].attachments]
self.assertEqual(len(attachment_names), 3)
self.assertIn(f"{self.doc1!s}.pdf", attachment_names)
self.assertIn(f"{doc3!s}_01.pdf", attachment_names)
self.assertIn(f"{doc3!s}_02.pdf", attachment_names)
@mock.patch(
"django.core.mail.message.EmailMessage.send",
side_effect=Exception("Email error"),
)
def test_email_send_error(self, mocked_send):
"""
GIVEN:
- Existing documents
WHEN:
- API request is made to bulk email and error occurs during email send
THEN:
- Server error response is returned
"""
response = self.client.post(
self.ENDPOINT,
json.dumps(
{
"documents": [self.doc1.pk],
"addresses": "test@example.com",
"subject": "Test",
"message": "Test message",
},
),
content_type="application/json",
)
self.assertEqual(response.status_code, status.HTTP_500_INTERNAL_SERVER_ERROR)
self.assertIn("Error emailing documents", response.content.decode())