running 4 tests
test os_shell_echo_encodes_words_and_optional_newline ... ok
test os_shell_echo_capacity_and_nul_reject_before_output ... ok
test os_shell_echo_budget_retains_partial_progress ... ok
test os_shell_echo_retry_does_not_duplicate_acknowledged_bytes ... ok

test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s

   Compiling turkos-os-exceptions v0.1.0 (<project>/reports/os-implementation/K1285-echo-local-preflight-JS8wIe/workspace/os-exceptions)
   Compiling turkos-os-syscall-abi v0.1.0 (<project>/reports/os-implementation/K1285-echo-local-preflight-JS8wIe/workspace/os-syscall-abi)
   Compiling turkos-os-user-runtime-io v0.1.0 (<project>/reports/os-implementation/K1285-echo-local-preflight-JS8wIe/workspace/os-user-runtime-io)
   Compiling turkos-os-shell-echo v0.1.0 (<project>/reports/os-implementation/K1285-echo-local-preflight-JS8wIe/workspace/os-shell-echo)
    Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
     Running tests/echo.rs (reports/os-implementation/K1285-echo-local-preflight-JS8wIe/target/debug/build/turkos-os-shell-echo/c78d690be74d63b1/out/echo-c78d690be74d63b1)