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Stop using ping as the non-cacheable result example #513

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koic merged 1 commit into from
Aug 13, 2026
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Stop using ping as the non-cacheable result example #513

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5 changes: 4 additions & 1 deletion test/mcp/server_test.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -4378,7 +4378,10 @@ def server_context
test "modern non-cacheable results carry no cache hints" do
server = Server.new(name: "cache_hints_test", tools: [result_type_tool])

response = server.handle(modern_request(Methods::PING, {}))
# `tools/call` is the non-cacheable example here: the spec types `CallToolResult` as a plain `Result`,
# while the results it types as `CacheableResult` are the discover, list, and read families.
# `ping` cannot stand in for it - SEP-2575 removed that method, so a modern request naming it is refused.
response = server.handle(modern_request(Methods::TOOLS_CALL, { name: "result_type_tool", arguments: {} }))

refute response[:result].key?(:ttlMs)
refute response[:result].key?(:cacheScope)
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