refactor: move src and tests from lib/crewai to root

tests/agents/agent_builder/test_base_agent.py

@@ -0,0 +1,37 @@
+import hashlib
+from typing import Any
+
+from pydantic import BaseModel
+
+from crewai.agents.agent_builder.base_agent import BaseAgent
+from crewai.tools.base_tool import BaseTool
+
+
+class MockAgent(BaseAgent):
+    def execute_task(
+        self,
+        task: Any,
+        context: str | None = None,
+        tools: list[BaseTool] | None = None,
+    ) -> str:
+        return ""
+
+    def create_agent_executor(self, tools=None) -> None: ...
+
+    def get_delegation_tools(self, agents: list["BaseAgent"]): ...
+
+    def get_platform_tools(self, apps: list[Any]): ...
+
+    def get_output_converter(
+        self, llm: Any, text: str, model: type[BaseModel] | None, instructions: str
+    ): ...
+
+
+def test_key():
+    agent = MockAgent(
+        role="test role",
+        goal="test goal",
+        backstory="test backstory",
+    )
+    hash = hashlib.md5("test role|test goal|test backstory".encode(), usedforsecurity=False).hexdigest()
+    assert agent.key == hash