llvm-project/mlir/test/mlir-lsp-server/exit-without-shutdown.test

// RUN: not mlir-lsp-server -lit-test < %s
{"jsonrpc":"2.0","id":0,"method":"initialize","params":{"processId":123,"rootPath":"mlir","capabilities":{},"trace":"off"}}
// -----
{"jsonrpc":"2.0","method":"exit"}