Chore: Fix bugs in the test suite (#14244)

* Fix: redirect SHARE_LINK_BUNDLE_DIR to the test temp layout instead of the real media directory

* Fix: include f_to in test_filters subTest labels so each of the 8 cases reports distinctly

* Fix: run the post_consume error-log assertion after the raising call and match the actual paperless_mail logger name

* Fix: rename the blank-password workflow test to match its behavior and add a real wrong-password-fails test

* Fix: use the created social account's actual pk and remove an accidental tuple wrapping the mock provider

* Fix: assert against the created documents' actual pks instead of hardcoded 1 and 2

* Fix: assert test_compression actually produces a valid LZMA-compressed zip

* Fix: clear os.environ when patching PAPERLESS_ADMIN_* vars so a host-set value can't leak into the no-user test

* Fix: restore MIDDLEWARE, AUTHENTICATION_BACKENDS and REST_FRAMEWORK auth classes after each remote-user settings test instead of leaking the mutation into later tests

* Fix: use a guaranteed-nonexistent temp path instead of hardcoded /tmp/foo/bar in test_export_target_not_exists

src/documents/tests/test_management_fuzzy.py

@@ -123,14 +123,14 @@ class TestFuzzyMatchCommand(TestCase):
             - Output contains clickable links to the documents instead of titles
         """
         # Content similarity is 86.667
-        Document.objects.create(
+        doc1 = Document.objects.create(
             checksum="BEEFCAFE",
             title="A",
             content="first document scanned by bob",
             mime_type="application/pdf",
             filename="test.pdf",
         )
-        Document.objects.create(
+        doc2 = Document.objects.create(
             checksum="DEADBEAF",
             title="A",
             content="first document scanned by alice",
@@ -145,8 +145,8 @@ class TestFuzzyMatchCommand(TestCase):
                 "http://localhost:8000",
             )
         self.assertIn("Found 1 matching pair(s)", stdout)
-        self.assertIn("http://localhost:8000/documents/1/details", stdout)
-        self.assertIn("http://localhost:8000/documents/2/details", stdout)
+        self.assertIn(f"http://localhost:8000/documents/{doc1.pk}/details", stdout)
+        self.assertIn(f"http://localhost:8000/documents/{doc2.pk}/details", stdout)
 
     def test_with_3_matches(self) -> None:
         """
@@ -198,14 +198,14 @@ class TestFuzzyMatchCommand(TestCase):
             - Documents 1 and 2 remain
         """
         # Content similarity is 86.667
-        Document.objects.create(
+        doc1 = Document.objects.create(
             checksum="BEEFCAFE",
             title="A",
             content="first document scanned by bob",
             mime_type="application/pdf",
             filename="test.pdf",
         )
-        Document.objects.create(
+        doc2 = Document.objects.create(
             checksum="DEADBEAF",
             title="A",
             content="second document scanned by alice",
@@ -235,8 +235,8 @@ class TestFuzzyMatchCommand(TestCase):
         self.assertIn("Deleting 1 document(s)", stdout)
 
         self.assertEqual(Document.objects.count(), 2)
-        self.assertIsNotNone(Document.objects.get(pk=1))
-        self.assertIsNotNone(Document.objects.get(pk=2))
+        self.assertIsNotNone(Document.objects.get(pk=doc1.pk))
+        self.assertIsNotNone(Document.objects.get(pk=doc2.pk))
 
     def test_document_deletion_cancelled(self) -> None:
         """