essential-types 0.8.0

Base types for the Essential ecosystem
Documentation 
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use super::*;

#[test]
fn test_decode_mutation() {
    let words = vec![3, 1, 2, 3, 2, 4, 5];
    let m = decode_mutation(&words).unwrap();
    assert_eq!(m.key, vec![1, 2, 3]);
    assert_eq!(m.value, vec![4, 5]);

    let words = vec![4, 1, 2, 3, 2, 4, 5];
    decode_mutation(&words).expect_err("Value length too short");

    // Negative lengths
    let words = vec![-1, 1, 2, 3, 2, 4, 5];
    decode_mutation(&words).expect_err("Negative key length");

    let words = vec![3, 1, 2, 3, -2, 4, 5];
    decode_mutation(&words).expect_err("Negative value length");
}

#[test]
fn test_decode_mutations() {
    let words = vec![2, 3, 1, 2, 3, 2, 4, 5, 2, 6, 7, 3, 8, 9, 10];
    let m = decode_mutations(&words).unwrap();
    assert_eq!(m.len(), 2);
    assert_eq!(m[0].key, vec![1, 2, 3]);
    assert_eq!(m[0].value, vec![4, 5]);
    assert_eq!(m[1].key, vec![6, 7]);
    assert_eq!(m[1].value, vec![8, 9, 10]);

    // Negative lengths
    let words = vec![-2, 3, 1, 2, 3, 2, 4, 5, 2, 6, 7, 3, 8, 9, 10];
    decode_mutations(&words).unwrap_err();
}