assert_cmd 0.10.2

Test CLI Applications.


Assert process::Command - Easy command initialization and assertions.

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Add to your Cargo.toml:

assert_cmd = "0.10"


Here's a trivial example:

extern crate assert_cmd;

use std::process::Command;
use assert_cmd::prelude::*;


Relevant crates

Other crates that might be useful in testing command line programs.

  • duct for orchestrating multiple processes.
  • rexpect for testing interactive programs.
  • assert_fs for filesystem fixtures and assertions.
  • dir-diff for testing file side-effects.
  • tempfile for scratchpad directories.


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.