Fix #2426: Add support for Redis as vector store in mem0 for user_memory

Co-Authored-By: Joe Moura <joao@crewai.com>

tests/memory/test_redis_mem0_storage.py

@@ -0,0 +1,67 @@
+import os
+import pytest
+from unittest.mock import patch, MagicMock
+
+from crewai.memory.storage.mem0_storage import Mem0Storage
+
+
+class TestMem0RedisIntegration:
+    @pytest.fixture
+    def mock_memory(self):
+        with patch("mem0.memory.main.Memory") as mock_memory:
+            mock_memory_instance = MagicMock()
+            mock_memory.from_config.return_value = mock_memory_instance
+            yield mock_memory
+
+    def test_mem0_with_redis_config(self, mock_memory):
+        # Create a mock crew with Redis vector store configuration
+        mock_crew = MagicMock()
+        mock_crew.memory_config = {
+            "provider": "mem0",
+            "config": {
+                "user_id": "test-user",
+                "api_key": "test-api-key",
+                "vector_store": {
+                    "provider": "redis",
+                    "config": {
+                        "collection_name": "test_collection",
+                        "embedding_model_dims": 1536,
+                        "redis_url": "redis://localhost:6379/0"
+                    }
+                }
+            }
+        }
+
+        # Create Mem0Storage instance
+        with patch("crewai.memory.storage.mem0_storage.MemoryClient"):
+            storage = Mem0Storage(type="user", crew=mock_crew)
+
+        # Check that Memory.from_config was called with correct parameters
+        mock_memory.from_config.assert_called_once()
+        config_arg = mock_memory.from_config.call_args[0][0]
+        assert "vector_store" in config_arg
+        assert config_arg["vector_store"]["provider"] == "redis"
+        assert config_arg["vector_store"]["config"]["redis_url"] == "redis://localhost:6379/0"
+
+    def test_fallback_to_memory_client(self):
+        # Create a mock crew without vector store configuration
+        mock_crew = MagicMock()
+        mock_crew.memory_config = {
+            "provider": "mem0",
+            "config": {
+                "user_id": "test-user",
+                "api_key": "test-api-key"
+            }
+        }
+
+        # Mock MemoryClient
+        with patch("crewai.memory.storage.mem0_storage.MemoryClient") as mock_client:
+            mock_client_instance = MagicMock()
+            mock_client.return_value = mock_client_instance
+            
+            # Create Mem0Storage instance
+            storage = Mem0Storage(type="user", crew=mock_crew)
+            
+            # Check that MemoryClient was called (fallback path)
+            mock_client.assert_called_once()
+            assert mock_client.call_args[1]["api_key"] == "test-api-key"