ralloc 1.0.0

An efficient alternative platform-agnostic allocator.
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

extern crate ralloc;

mod util;

use std::ptr;

#[test]
fn partial_free() {
    util::multiply(|| {
        let buf = ralloc::alloc(63, 3);

        unsafe {
            util::acid(|| {
                ptr::write_bytes(buf, 0, 63);
                *buf = 4;
            });

            util::acid(|| {
                ralloc::free(buf.offset(8), 55);
                *buf = 5;
            });

            util::acid(|| {
                ralloc::free(buf, 4);
                *buf.offset(4) = 3;
            });

            assert_eq!(*buf.offset(4), 3);
        }
    });
}

#[test]
fn partial_free_double() {
    util::multiply(|| {
        let buf = ralloc::alloc(64, 4);

        unsafe {
            util::acid(|| {
                ptr::write_bytes(buf, 0, 64);
            });

            util::acid(|| {
                ralloc::free(buf.offset(32), 32);
                *buf = 5;
            });

            assert_eq!(*buf, 5);

            util::acid(|| {
                *buf = 0xAA;
                ralloc::free(buf, 32);
            });
        }
    });
}