conch-runtime 0.1.2

A library for evaluating/executing programs written in the shell programming language.
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
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136

#![cfg(feature = "conch-parser")]

extern crate conch_parser as syntax;

use syntax::ast::{AndOr, AndOrList};

#[macro_use]
mod support;
pub use self::support::*;

#[test]
fn test_and_or_single_command() {
    let exit = ExitStatus::Code(42);
    let list = AndOrList {
        first: mock_status(exit),
        rest: vec!(),
    };

    assert_eq!(run!(list), Ok(exit));
}

#[test]
fn test_and_or_should_skip_or_if_last_status_was_successful() {
    let list = AndOrList {
        first: mock_status(EXIT_SUCCESS),
        rest: vec!(
            AndOr::Or(mock_panic("first cmd should not run")),
            AndOr::And(mock_status(EXIT_SUCCESS)),
            AndOr::Or(mock_panic("third cmd should not run")),
        ),
    };

    assert_eq!(run!(list), Ok(EXIT_SUCCESS));
}

#[test]
fn test_and_or_should_skip_and_if_last_status_was_unsuccessful() {
    let exit = ExitStatus::Code(42);
    let list = AndOrList {
        first: mock_status(EXIT_ERROR),
        rest: vec!(
            AndOr::And(mock_panic("first cmd should not run")),
            AndOr::Or(mock_status(exit)),
            AndOr::And(mock_panic("third cmd should not run")),
        ),
    };

    assert_eq!(run!(list), Ok(exit));
}

#[test]
fn test_and_or_should_run_and_if_last_status_was_successful() {
    let exit = ExitStatus::Code(42);
    let list = AndOrList {
        first: mock_status(EXIT_SUCCESS),
        rest: vec!(
            AndOr::Or(mock_panic("should not run")),
            AndOr::And(mock_status(exit)),
        )
    };
    assert_eq!(run!(list), Ok(exit));
}

#[test]
fn test_and_or_should_run_or_if_last_status_was_unsuccessful() {
    let exit = ExitStatus::Code(42);
    let list = AndOrList {
        first: mock_status(EXIT_ERROR),
        rest: vec!(
            AndOr::And(mock_panic("should not run")),
            AndOr::Or(mock_status(exit)),
        )
    };
    assert_eq!(run!(list), Ok(exit));
}

#[test]
fn test_and_or_should_swallow_non_fatal_errors() {
    let list = AndOrList {
        first: mock_error(false),
        rest: vec!(),
    };

    assert_eq!(run!(list), Ok(EXIT_ERROR));

    let exit = ExitStatus::Code(42);
    let list = AndOrList {
        first: mock_status(EXIT_SUCCESS),
        rest: vec!(
            AndOr::And(mock_error(false)),
            AndOr::Or(mock_status(exit)),
        ),
    };

    assert_eq!(run!(list), Ok(exit));
}

#[test]
fn test_and_or_should_propagate_fatal_errors() {
    let list = AndOrList {
        first: mock_error(true),
        rest: vec!(
            AndOr::And(mock_panic("first command should not run")),
            AndOr::Or(mock_panic("second command should not run")),
        ),
    };

    run!(list).unwrap_err();

    let list = AndOrList {
        first: mock_status(EXIT_SUCCESS),
        rest: vec!(
            AndOr::And(mock_error(true)),
            AndOr::Or(mock_panic("third command should not run")),
        ),
    };

    run!(list).unwrap_err();
}

#[test]
fn test_and_or_should_propagate_cancel_to_current_command() {
    let list = AndOrList {
        first: mock_must_cancel(),
        rest: vec!(
            // Should never get polled, so these don't need to be canceled
            AndOr::And(mock_must_cancel()),
            AndOr::Or(mock_must_cancel()),

            AndOr::And(mock_panic("first command should not run")),
            AndOr::Or(mock_panic("second command should not run")),
        ),
    };

    run_cancel!(list);
}