test: add comprehensive tests across modules to increase coverage above 60%

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

tests/test_upload_tasks_additional.py

@@ -0,0 +1,55 @@
+"""Additional tests for upload task modules."""
+import os
+import pytest
+from unittest.mock import patch, MagicMock
+
+
+@pytest.mark.unit
+class TestUploadToNextcloud:
+    """Tests for upload_to_nextcloud task."""
+
+    @patch("app.tasks.upload_to_nextcloud.requests")
+    @patch("app.tasks.upload_to_nextcloud.log_task_progress")
+    def test_upload_no_url_configured(self, mock_log, mock_requests):
+        """Test upload when nextcloud URL is not configured."""
+        mock_self = MagicMock()
+        mock_self.request.id = "test-task"
+
+        with patch("app.tasks.upload_to_nextcloud.settings") as mock_settings:
+            mock_settings.nextcloud_upload_url = None
+            mock_settings.nextcloud_username = None
+            mock_settings.nextcloud_password = None
+            mock_settings.nextcloud_folder = None
+            mock_settings.workdir = "/tmp"
+
+            from app.tasks.upload_to_nextcloud import upload_to_nextcloud
+            result = upload_to_nextcloud.__wrapped__(mock_self, "/nonexistent/file.pdf")
+
+
+@pytest.mark.unit
+class TestUploadToDropbox:
+    """Tests for upload_to_dropbox task."""
+
+    def test_validate_dropbox_settings_missing_all(self):
+        """Test validation when all Dropbox settings are missing."""
+        from app.tasks.upload_to_dropbox import _validate_dropbox_settings
+
+        with patch("app.tasks.upload_to_dropbox.settings") as mock_settings:
+            mock_settings.dropbox_refresh_token = None
+            mock_settings.dropbox_app_key = None
+            mock_settings.dropbox_app_secret = None
+
+            result = _validate_dropbox_settings()
+            assert result is False
+
+    def test_get_dropbox_access_token_no_settings(self):
+        """Test get_dropbox_access_token when settings are missing."""
+        from app.tasks.upload_to_dropbox import get_dropbox_access_token
+
+        with patch("app.tasks.upload_to_dropbox.settings") as mock_settings:
+            mock_settings.dropbox_refresh_token = None
+            mock_settings.dropbox_app_key = None
+            mock_settings.dropbox_app_secret = None
+
+            result = get_dropbox_access_token()
+            assert result is None