generic-vec 0.1.2

a vector implementation that can be used in `no_std` envioronments
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

#[test]
fn splice_exact_or_more() {
    let output = mockalloc::record_allocs(|| {
        new_vec!(mut vec, max(9));

        vec.extend([0, 1, 2, 3, 4, 5, 6, 7].iter().copied());

        #[cfg(feature = "alloc")]
        {
            vec.splice(2..5, [4, 3, 2, 1].iter().copied());
            assert_eq!(vec, [0, 1, 4, 3, 2, 1, 5, 6, 7]);
        }

        #[cfg(not(feature = "alloc"))]
        {
            vec.splice(2..5, [4, 3, 2].iter().copied());
            assert_eq!(vec, [0, 1, 4, 3, 2, 5, 6, 7]);
        }
    });

    assert_eq!(output.mem_allocated(), output.mem_freed() + leak!(splice_exact));
}

#[test]
fn splice_less() {
    let output = mockalloc::record_allocs(|| {
        new_vec!(mut vec, max(10));

        vec.extend([0, 1, 2, 3, 4, 5, 6, 7].iter().copied());

        vec.splice(2..5, [9, 8].iter().copied());

        assert_eq!(vec, [0, 1, 9, 8, 5, 6, 7]);
    });

    assert_eq!(output.mem_allocated(), output.mem_freed() + leak!(splice));
}

#[test]
fn splice_from_zero() {
    let output = mockalloc::record_allocs(|| {
        new_vec!(mut vec, max(10));

        vec.splice(0..0, [0, 1, 2, 3, 4, 5, 6, 7].iter().copied());

        assert_eq!(vec, [0, 1, 2, 3, 4, 5, 6, 7]);
    });

    assert_eq!(output.mem_allocated(), output.mem_freed() + leak!(splice));
}