Testing an A2A JSON-RPC Error Inside a 200
Quick answer: An A2A call can return HTTP 200 while the body carries a JSON-RPC error . The transport succeeded, but the method did not, and a test that only checks the status will treat the failure as a pass. Read the payload, distinguish a JSON-RPC result from an error , and assert the protocol-l…
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- 2026-11-08 05:20 · DEV Community — AI
Testing an A2A JSON-RPC Error Inside a 200