File: 238_array.rs

package info (click to toggle)
firefox 147.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,683,324 kB
  • sloc: cpp: 7,607,156; javascript: 6,532,492; ansic: 3,775,158; python: 1,415,368; xml: 634,556; asm: 438,949; java: 186,241; sh: 62,751; makefile: 18,079; objc: 13,092; perl: 12,808; yacc: 4,583; cs: 3,846; pascal: 3,448; lex: 1,720; ruby: 1,003; php: 436; lisp: 258; awk: 247; sql: 66; sed: 54; csh: 10; exp: 6
file content (54 lines) | stat: -rw-r--r-- 1,370 bytes parent folder | download | duplicates (3) 
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
 
use ron::{
    error::{Error, Position, Span, SpannedError},
    value::{Number, Value},
};

#[test]
fn test_array() {
    let array: [i32; 3] = [1, 2, 3];

    let ser = ron::to_string(&array).unwrap();
    assert_eq!(ser, "(1,2,3)");

    let de: [i32; 3] = ron::from_str(&ser).unwrap();
    assert_eq!(de, array);

    let value: Value = ron::from_str(&ser).unwrap();
    assert_eq!(
        value,
        Value::Seq(vec![
            Value::Number(Number::U8(1)),
            Value::Number(Number::U8(2)),
            Value::Number(Number::U8(3)),
        ])
    );

    let ser = ron::to_string(&value).unwrap();
    assert_eq!(ser, "[1,2,3]");

    let de: [i32; 3] = value.into_rust().unwrap();
    assert_eq!(de, array);

    // FIXME: fails and hence arrays do not roundtrip
    let de: SpannedError = ron::from_str::<[i32; 3]>(&ser).unwrap_err();
    assert_eq!(
        de,
        SpannedError {
            code: Error::ExpectedStructLike,
            span: Span {
                start: Position { line: 1, col: 1 },
                end: Position { line: 1, col: 1 },
            }
        }
    );

    let value: Value = ron::from_str(&ser).unwrap();
    assert_eq!(
        value,
        Value::Seq(vec![
            Value::Number(Number::U8(1)),
            Value::Number(Number::U8(2)),
            Value::Number(Number::U8(3)),
        ])
    );
}