Crate assert_cmd

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

[dependencies]
assert_cmd = "0.3"

Example

Here's a trivial example:

extern crate assert_cmd;

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

fn main() {
    let mut cmd = Command::main_binary().unwrap();
    cmd.assert().success();
}

Relevant crates

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

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

Modules

cargo	Simplify running bins in a Cargo project.
prelude	Extension traits that are useful to have available.

Structs

Assert	Assert the state of an Output.
OutputError	Command error.
StdInCommand	Command that carries the stdin buffer.

Traits

CommandStdInExt	Write to stdin of a Command.
IntoCodePredicate	Used by Assert::code to convert Self into the needed Predicate<i32>.
OutputAssertExt	Assert the state of an Output.
OutputOkExt	Convert an Output to a OutputResult.

Type Definitions

OutputResult

std::process::Output represented as a Result.