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chainsafe-bls/test/spec/msg_hash_compressed.test.ts

35 lines
1.2 KiB
TypeScript

import path from "path";
import {padLeft} from "../../src/helpers/utils";
import {G2point} from "../../src/helpers/g2point";
import {describeDirectorySpecTest, InputType} from "@chainsafe/eth2.0-spec-test-util/lib/single";
interface MsgHHashCOmpressed {
data: {
input: {
message: string;
domain: string;
};
output: string[];
};
}
describeDirectorySpecTest<MsgHHashCOmpressed, string>(
"msg_hash_compressed",
path.join(__dirname, "../../../spec-test-cases/tests/general/phase0/bls/msg_hash_compressed/small"),
(testCase => {
const domain = padLeft(Buffer.from(testCase.data.input.domain.replace('0x', ''), 'hex'), 8);
const input = Buffer.from(testCase.data.input.message.replace('0x', ''), "hex");
const result = G2point.hashToG2(input, domain);
return `0x${result.toBytesCompressed().toString('hex')}`;
}),
{
inputTypes: {
data: InputType.YAML,
},
getExpected: (testCase => {
const xReExpected = padLeft(Buffer.from(testCase.data.output[0].replace('0x', ''), 'hex'), 48);
const xImExpected = padLeft(Buffer.from(testCase.data.output[1].replace('0x', ''), 'hex'), 48);
return '0x' + Buffer.concat([xReExpected, xImExpected]).toString('hex');
})
}
);