trycmd 0.14.21

Snapshot testing for a herd of CLI tests


Treat your tests like cattle, instead of pets

Documentation License Crates Status

trycmd is a test harness that will enumerate test case files and run them to verify the results, taking inspiration from trybuild and cram.


To create a minimal setup, create a tests/ with

fn cli_tests() {

and write out your test cases in .toml files along with examples in your

Run this with cargo test like normal. TestCases will enumerate all test case files and run the contained commands, verifying they run as expected.

See the docs for more.



Licensed under either of

at your option.


Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.