waves_rust/model/
base58string.rs

1use crate::error::Result;
2use std::fmt;
3use std::fmt::{Display, Formatter};
4
5pub trait ByteString {
6    fn bytes(&self) -> Vec<u8>;
7    fn encoded(&self) -> String;
8    fn encoded_with_prefix(&self) -> String;
9}
10
11#[derive(Clone, Eq, PartialEq, Hash)]
12pub struct Base58String {
13    bytes: Vec<u8>,
14}
15
16impl fmt::Debug for Base58String {
17    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
18        write!(f, "Base58String {{ {} }}", self.encoded())
19    }
20}
21
22impl Base58String {
23    pub fn from_bytes(bytes: Vec<u8>) -> Base58String {
24        Base58String { bytes }
25    }
26
27    pub fn from_string(encoded: &str) -> Result<Base58String> {
28        let bytes: Vec<u8> = bs58::decode(encoded).into_vec()?;
29        Ok(Base58String { bytes })
30    }
31
32    pub fn empty() -> Base58String {
33        Base58String { bytes: vec![] }
34    }
35}
36
37impl ByteString for Base58String {
38    fn bytes(&self) -> Vec<u8> {
39        self.bytes.clone()
40    }
41
42    fn encoded(&self) -> String {
43        bs58::encode(&self.bytes).into_string()
44    }
45
46    fn encoded_with_prefix(&self) -> String {
47        format!("base58:{}", bs58::encode(&self.bytes).into_string())
48    }
49}
50
51impl Display for Base58String {
52    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
53        write!(f, "{}", self.encoded())
54    }
55}
56
57#[cfg(test)]
58mod tests {
59    use crate::model::base58string::ByteString;
60    use crate::model::Base58String;
61
62    #[test]
63    fn test_base58string_from_string() {
64        let base58string =
65            Base58String::from_string("7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2")
66                .expect("failed to get base58string from string");
67
68        assert_eq!(
69            base58string.encoded(),
70            "7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2"
71        );
72        assert_eq!(
73            base58string.encoded_with_prefix(),
74            "base58:7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2"
75        )
76    }
77
78    #[test]
79    fn test_base58string_from_bytes() {
80        let bytes = bs58::decode("7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2")
81            .into_vec()
82            .expect("Failed to parse base58 string");
83        let base58string = Base58String::from_bytes(bytes);
84
85        assert_eq!(
86            base58string.encoded(),
87            "7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2"
88        );
89        assert_eq!(
90            base58string.encoded_with_prefix(),
91            "base58:7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2"
92        )
93    }
94
95    #[test]
96    fn test_eq_between_base58_strings() {
97        let bytes = bs58::decode("7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2")
98            .into_vec()
99            .expect("Failed to parse base58 string");
100        let base58string1 = Base58String::from_bytes(bytes);
101
102        let base58string2 =
103            Base58String::from_string("7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2")
104                .expect("failed to get base58string from string");
105
106        let base58string3 =
107            Base58String::from_string("8LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2")
108                .expect("failed to get base58string from string");
109
110        assert_eq!(base58string1 == base58string2, true);
111        assert_eq!(base58string2 == base58string3, false)
112    }
113
114    #[test]
115    fn test_pretty_print() {
116        let base58string =
117            Base58String::from_string("7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2")
118                .expect("failed to get base58string from string");
119        let formatted_string = format!("{}", base58string);
120        assert_eq!(
121            "7LBopaBdBzQbgqrnwgmgCDhcSTb32MYhE96SnSHcqZC2",
122            formatted_string
123        )
124    }
125}