forked from realaravinth/tmp
42 lines
1.6 KiB
Rust
42 lines
1.6 KiB
Rust
use wasm_bindgen::prelude::*;
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// When the `wee_alloc` feature is enabled, use `wee_alloc` as the global
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// allocator.
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#[cfg(feature = "wee_alloc")]
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#[global_allocator]
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static ALLOC: wee_alloc::WeeAlloc = wee_alloc::WeeAlloc::INIT;
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use pow_sha256::PoW;
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#[wasm_bindgen]
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pub fn gen_pow(difficulty_factor: u32, secret: String) -> String {
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let difficulty = u128::max_value() - u128::max_value() / difficulty_factor as u128;
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let a = PoW::prove_work(&secret.as_bytes().to_vec(), difficulty).unwrap();
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let payload = serde_json::to_string(&a).unwrap();
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payload
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn it_works() {
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let payload = gen_pow(500, "MFsqLMZId629Dh2hrtux2Qdn3gBzCaSt".into());
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assert_eq!("{\"nonce\":312,\"result\":\"340175381422106372296624206295814425082\",\"_spook\":null}", &payload );
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let payload = gen_pow(1_000, "MFsqLMZId629Dh2hrtux2Qdn3gBzCaSt".into());
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assert_eq!("{\"nonce\":312,\"result\":\"340175381422106372296624206295814425082\",\"_spook\":null}", &payload);
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let payload = gen_pow(2_000, "MFsqLMZId629Dh2hrtux2Qdn3gBzCaSt".into());
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assert_eq!(&payload, "{\"nonce\":312,\"result\":\"340175381422106372296624206295814425082\",\"_spook\":null}");
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let payload = gen_pow(100_000, "MFsqLMZId629Dh2hrtux2Qdn3gBzCaSt".into());
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assert_eq!(&payload, "{\"nonce\":59930,\"result\":\"340281433562218714678373578791487113813\",\"_spook\":null}");
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let payload = gen_pow(1_000_000, "MFsqLMZId629Dh2hrtux2Qdn3gBzCaSt".into());
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assert_eq!(&payload,"{\"nonce\":1902451,\"result\":\"340282308726676882310449308394036800665\",\"_spook\":null}");
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}
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}
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