process-wrap 8.2.1

Wrap a Command, to spawn processes in a group or session or job etc
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45

use super::prelude::*;

#[test]
fn nowrap() -> Result<()> {
	let child = StdCommandWrap::with_new("echo", |command| {
		command.arg("hello").stdout(Stdio::piped());
	})
	.spawn()?;

	let output = (child.wait_with_output())?;
	assert!(output.status.success());
	assert_eq!(output.stdout, b"hello\n".to_vec());
	assert_eq!(output.stderr, Vec::new());
	Ok(())
}

#[test]
fn process_group() -> Result<()> {
	let child = StdCommandWrap::with_new("echo", |command| {
		command.arg("hello").stdout(Stdio::piped());
	})
	.wrap(ProcessGroup::leader())
	.spawn()?;

	let output = (child.wait_with_output())?;
	assert!(output.status.success());
	assert_eq!(output.stdout, b"hello\n".to_vec());
	assert_eq!(output.stderr, Vec::new());
	Ok(())
}

#[test]
fn process_session() -> Result<()> {
	let child = StdCommandWrap::with_new("echo", |command| {
		command.arg("hello").stdout(Stdio::piped());
	})
	.wrap(ProcessSession)
	.spawn()?;

	let output = (child.wait_with_output())?;
	assert!(output.status.success());
	assert_eq!(output.stdout, b"hello\n".to_vec());
	assert_eq!(output.stderr, Vec::new());
	Ok(())
}