rb64 0.3.1

Base 64
Documentation 
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use core::str;

use rb64::decode;

#[test]
fn hello_world() {
    let decoded = decode("SGVsbG8gd29ybGQh").expect("Expected correct decoding");
    let decoded = str::from_utf8(&decoded).expect("Expected valid UTF-8");
    assert_eq!(decoded, "Hello world!");
}

#[test]
fn padding() {
    let decoded =
        decode("VGhpcyBmcmFnbWVudCBoYXMgcGFkZGluZw==").expect("Expected correct decoding");
    let decoded = str::from_utf8(&decoded).expect("Expected valid UTF-8");
    assert_eq!(decoded, "This fragment has padding");

    let decoded = decode("aGk=").expect("Expected correct decoding");
    let decoded = str::from_utf8(&decoded).expect("Expected valid UTF-8");
    assert_eq!(decoded, "hi");
}

#[test]
fn invalid() {
    match decode("abc&") {
        Err(err) => assert_eq!(err, "Unknown character to decode: '&'"),
        Ok(_) => panic!("Expected Err"),
    }
}

#[test]
fn short() {
    match decode("aa") {
        Err(err) => assert_eq!(err, "Base64 string length must be multiple of 4"),
        Ok(_) => panic!("Expected Err"),
    }
}