interface tester { variant request { run(run-request), } variant response { run(result<_, fail-response>) } record run-request { input-node-names: list, test-names: list, test-timeout: u64, } record fail-response { test: string, file: string, line: u32, column: u32, } } world tester-sys-v0 { import tester; include process-v0; }