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

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

tests/test_views_dropbox.py

@@ -0,0 +1,27 @@
+"""Tests for app/views/dropbox.py module."""
+import pytest
+
+
+@pytest.mark.integration
+class TestDropboxViews:
+    """Tests for Dropbox view routes."""
+
+    def test_dropbox_setup_page(self, client):
+        """Test the Dropbox setup page."""
+        response = client.get("/dropbox-setup")
+        assert response.status_code == 200
+
+    def test_dropbox_callback_no_code(self, client):
+        """Test the Dropbox OAuth callback without code."""
+        response = client.get("/dropbox-callback", follow_redirects=False)
+        assert response.status_code == 200
+
+    def test_dropbox_callback_with_error(self, client):
+        """Test the Dropbox OAuth callback with error."""
+        response = client.get("/dropbox-callback?error=access_denied")
+        assert response.status_code == 200
+
+    def test_dropbox_callback_with_code(self, client):
+        """Test the Dropbox OAuth callback with auth code."""
+        response = client.get("/dropbox-callback?code=test_code")
+        assert response.status_code == 200