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extern crate rand;
extern crate quickcheck;
extern crate zbase32;
use self::quickcheck::{Arbitrary, Gen};
use self::rand::seq::SliceRandom;
use self::rand::Rng;
#[derive(Clone, Debug)]
pub struct ZBaseEncodedData(Vec<u8>);
impl Arbitrary for ZBaseEncodedData {
fn arbitrary<G: Gen>(g: &mut G) -> Self {
let len = g.gen_range(0, 256);
let content = (0..len)
.map(|_| *zbase32::ALPHABET.choose(g).unwrap())
.collect();
ZBaseEncodedData(content)
}
}
impl ZBaseEncodedData {
pub fn as_bytes(&self) -> &[u8] {
&self.0
}
#[allow(unused)]
pub fn into_bytes(self) -> Vec<u8> {
self.0
}
pub fn len(&self) -> usize {
self.0.len()
}
}
pub fn rand_bit_length(units: usize, bits_per_unit: u64) -> u64 {
let bits = if units > 0 {
rand::thread_rng().gen_range(0, units as u64 * bits_per_unit)
} else {
0
};
println!("random bit length: {}", bits);
bits
}
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