refactored: to utilise the google adk and production grade agent

tests/test_mcp_developer_knowledge.py

@@ -0,0 +1,53 @@
+"""Unit & Integration tests for Developer Knowledge MCP Client and Tools."""
+
+import pytest
+from app.tools.mcp_developer_knowledge import (
+    DeveloperKnowledgeMCPClient,
+    developerknowledge_answer_query,
+    developerknowledge_get_documents,
+    developerknowledge_search_documents,
+    get_mcp_client,
+)
+from app.adk.tools import mcp_search_tool, mcp_get_tool, mcp_answer_tool
+
+
+def test_mcp_client_search_documents():
+    """Verify DeveloperKnowledgeMCPClient search_documents method."""
+    client = get_mcp_client()
+    res = client.search_documents(query="Cloud Run", category="compute")
+    assert res["source"] in ("live_mcp", "offline_fallback")
+    assert "documents" in res or "data" in res
+
+
+def test_mcp_client_get_documents():
+    """Verify DeveloperKnowledgeMCPClient get_documents method."""
+    client = get_mcp_client()
+    res = client.get_documents(document_uri="https://cloud.google.com/run/docs/overview")
+    assert res["source"] in ("live_mcp", "offline_fallback")
+    assert "document" in res or "data" in res
+
+
+def test_mcp_client_answer_query():
+    """Verify DeveloperKnowledgeMCPClient answer_query method."""
+    client = get_mcp_client()
+    res = client.answer_query(query="Check Cloud Run release status")
+    assert res["source"] in ("live_mcp", "offline_fallback")
+
+
+def test_langchain_mcp_tools():
+    """Verify LangChain @tool wrappers for Developer Knowledge MCP."""
+    search_res = developerknowledge_search_documents.invoke({"query": "PubSub", "category": "messaging"})
+    assert search_res is not None
+
+    get_res = developerknowledge_get_documents.invoke({"document_uri": "https://cloud.google.com/pubsub/docs"})
+    assert get_res is not None
+
+    ans_res = developerknowledge_answer_query.invoke({"query": "What is the release status of Cloud Storage?"})
+    assert ans_res is not None
+
+
+def test_adk_mcp_function_tools():
+    """Verify ADK FunctionTools for Developer Knowledge MCP."""
+    assert mcp_search_tool.name == "developerknowledge_search_documents"
+    assert mcp_get_tool.name == "developerknowledge_get_documents"
+    assert mcp_answer_tool.name == "developerknowledge_answer_query"