blvm-consensus 0.1.35

Bitcoin Commons BLVM: Direct mathematical implementation of Bitcoin consensus rules from the Orange Paper
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

//! COV-C-02k: Unary numeric opcode coverage (1ADD, 1SUB, NEGATE, ABS, NOT, 0NOTEQUAL).

use blvm_consensus::opcodes::{
    OP_0, OP_0NOTEQUAL, OP_1, OP_1ADD, OP_1NEGATE, OP_1SUB, OP_2, OP_ABS, OP_EQUALVERIFY,
    OP_NEGATE, OP_NOT,
};
use blvm_consensus::script::{SigVersion, eval_script};

#[test]
fn test_op_1add_and_1sub() {
    let add = vec![OP_1, OP_1ADD, OP_2, OP_EQUALVERIFY];
    let mut stack = Vec::new();
    assert!(eval_script(&add, &mut stack, 0, SigVersion::Base).unwrap());

    stack.clear();
    let sub = vec![OP_1, OP_1SUB, OP_0, OP_EQUALVERIFY];
    assert!(eval_script(&sub, &mut stack, 0, SigVersion::Base).unwrap());
}

#[test]
fn test_op_negate_and_abs() {
    let mut stack = Vec::new();
    assert!(
        eval_script(
            &[OP_1NEGATE, OP_NEGATE, OP_1, OP_EQUALVERIFY],
            &mut stack,
            0,
            SigVersion::Base
        )
        .unwrap()
    );

    stack.clear();
    assert!(
        eval_script(
            &[OP_1NEGATE, OP_ABS, OP_1, OP_EQUALVERIFY],
            &mut stack,
            0,
            SigVersion::Base
        )
        .unwrap()
    );
}

#[test]
fn test_op_not_and_0notequal() {
    let mut stack = Vec::new();
    assert!(
        eval_script(
            &[OP_0, OP_NOT, OP_1, OP_EQUALVERIFY],
            &mut stack,
            0,
            SigVersion::Base
        )
        .unwrap()
    );

    stack.clear();
    assert!(
        eval_script(
            &[OP_1, OP_NOT, OP_0, OP_EQUALVERIFY],
            &mut stack,
            0,
            SigVersion::Base
        )
        .unwrap()
    );

    stack.clear();
    assert!(
        eval_script(
            &[OP_0, OP_0NOTEQUAL, OP_0, OP_EQUALVERIFY],
            &mut stack,
            0,
            SigVersion::Base
        )
        .unwrap()
    );

    stack.clear();
    assert!(
        eval_script(
            &[OP_1, OP_0NOTEQUAL, OP_1, OP_EQUALVERIFY],
            &mut stack,
            0,
            SigVersion::Base
        )
        .unwrap()
    );
}