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

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import path from "path";
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import bls, {initBLS} from "../../src";
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import {padLeft} from "../../src/helpers/utils";
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import {describeDirectorySpecTest, InputType} from "@chainsafe/eth2.0-spec-test-util/lib/single";
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interface ISignMessageTestCase {
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data: {
input: {
privkey: string;
message: string;
domain: string;
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};
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output: string;
};
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}
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before(async function f() {
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await initBLS();
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});
describeDirectorySpecTest<ISignMessageTestCase, string>(
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"priv_to_pub",
path.join(
__dirname,
"../../../../node_modules/@chainsafe/eth2-spec-tests/tests/general/phase0/bls/sign_msg/small"
),
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(testCase => {
const signature = bls.sign(
Buffer.from(testCase.data.input.privkey.replace("0x", ""), "hex"),
Buffer.from(testCase.data.input.message.replace("0x", ""), "hex"),
padLeft(Buffer.from(testCase.data.input.domain.replace("0x", ""), "hex"), 8)
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);
return `0x${signature.toString("hex")}`;
}),
{
inputTypes: {
data: InputType.YAML,
},
getExpected: (testCase => testCase.data.output)
}
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);