nushell/crates/nu-command/src/hash/md5.rs
Dan Davison df94052180
Declare input and output types of commands (#6796)
* Add failing test that list of ints and floats is List<Number>

* Start defining subtype relation

* Make it possible to declare input and output types for commands

- Enforce them in tests

* Declare input and output types of commands

* Add formatted signatures to `help commands` table

* Revert SyntaxShape::Table -> Type::Table change

* Revert unnecessary derive(Hash) on SyntaxShape

Co-authored-by: JT <547158+jntrnr@users.noreply.github.com>
2022-11-10 10:55:05 +13:00

94 lines
2.7 KiB
Rust

use super::generic_digest::{GenericDigest, HashDigest};
use ::md5::Md5;
use nu_protocol::{Example, Span, Value};
pub type HashMd5 = GenericDigest<Md5>;
impl HashDigest for Md5 {
fn name() -> &'static str {
"md5"
}
fn examples() -> Vec<Example> {
vec![
Example {
description: "Return the md5 hash of a string, hex-encoded",
example: "echo 'abcdefghijklmnopqrstuvwxyz' | hash md5",
result: Some(Value::String {
val: "c3fcd3d76192e4007dfb496cca67e13b".to_owned(),
span: Span::test_data(),
}),
},
Example {
description: "Return the md5 hash of a string, as binary",
example: "echo 'abcdefghijklmnopqrstuvwxyz' | hash md5 --binary",
result: Some(Value::Binary {
val: vec![
0xc3, 0xfc, 0xd3, 0xd7, 0x61, 0x92, 0xe4, 0x00, 0x7d, 0xfb, 0x49, 0x6c,
0xca, 0x67, 0xe1, 0x3b,
],
span: Span::test_data(),
}),
},
Example {
description: "Return the md5 hash of a file's contents",
example: "open ./nu_0_24_1_windows.zip | hash md5",
result: None,
},
]
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::hash::generic_digest::{self, Arguments};
#[test]
fn test_examples() {
crate::test_examples(HashMd5::default())
}
#[test]
fn hash_string() {
let binary = Value::String {
val: "abcdefghijklmnopqrstuvwxyz".to_owned(),
span: Span::test_data(),
};
let expected = Value::String {
val: "c3fcd3d76192e4007dfb496cca67e13b".to_owned(),
span: Span::test_data(),
};
let actual = generic_digest::action::<Md5>(
&binary,
&Arguments {
cell_paths: None,
binary: false,
},
Span::test_data(),
);
assert_eq!(actual, expected);
}
#[test]
fn hash_bytes() {
let binary = Value::Binary {
val: vec![0xC0, 0xFF, 0xEE],
span: Span::test_data(),
};
let expected = Value::String {
val: "5f80e231382769b0102b1164cf722d83".to_owned(),
span: Span::test_data(),
};
let actual = generic_digest::action::<Md5>(
&binary,
&Arguments {
cell_paths: None,
binary: false,
},
Span::test_data(),
);
assert_eq!(actual, expected);
}
}