feat: monorepo restructure and test/ci updates

- Add crewai workspace member
- Fix vcr cassette paths and restore test dirs
- Resolve ci failures and update linter/pytest rules

lib/crewai/tests/rag/config/test_factory.py

@@ -0,0 +1,35 @@
+"""Tests for RAG config factory."""
+
+from unittest.mock import Mock, patch
+
+import pytest
+from crewai.rag.factory import create_client
+
+
+def test_create_client_chromadb():
+    """Test ChromaDB client creation."""
+    mock_config = Mock()
+    mock_config.provider = "chromadb"
+
+    with patch("crewai.rag.factory.require") as mock_require:
+        mock_module = Mock()
+        mock_client = Mock()
+        mock_module.create_client.return_value = mock_client
+        mock_require.return_value = mock_module
+
+        result = create_client(mock_config)
+
+        assert result == mock_client
+        mock_require.assert_called_once_with(
+            "crewai.rag.chromadb.factory", purpose="The 'chromadb' provider"
+        )
+        mock_module.create_client.assert_called_once_with(mock_config)
+
+
+def test_create_client_unsupported_provider():
+    """Test unsupported provider raises ValueError."""
+    mock_config = Mock()
+    mock_config.provider = "unsupported"
+
+    with pytest.raises(ValueError, match="Unsupported provider: unsupported"):
+        create_client(mock_config)

lib/crewai/tests/rag/config/test_optional_imports.py

@@ -0,0 +1,21 @@
+"""Tests for optional imports."""
+
+import pytest
+from crewai.rag.config.optional_imports.base import _MissingProvider
+from crewai.rag.config.optional_imports.providers import MissingChromaDBConfig
+
+
+def test_missing_provider_raises_runtime_error():
+    """Test that _MissingProvider raises RuntimeError on instantiation."""
+    with pytest.raises(
+        RuntimeError, match="provider '__missing__' requested but not installed"
+    ):
+        _MissingProvider()
+
+
+def test_missing_chromadb_config_raises_runtime_error():
+    """Test that MissingChromaDBConfig raises RuntimeError on instantiation."""
+    with pytest.raises(
+        RuntimeError, match="provider 'chromadb' requested but not installed"
+    ):
+        MissingChromaDBConfig()