64 lines
2.1 KiB
JavaScript
64 lines
2.1 KiB
JavaScript
var expect = require("chai").expect;
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var crypto = require("crypto");
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var eccrypto = require("./");
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var privateKey = Buffer(32);
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privateKey.fill(1);
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var publicKey = eccrypto.getPublic(privateKey);
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var msg = crypto.createHash("sha256").update("test").digest();
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describe("Key", function() {
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it("should allow to convert private key to public", function() {
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expect(Buffer.isBuffer(publicKey)).to.be.true;
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expect(publicKey.toString("hex")).to.equal("041b84c5567b126440995d3ed5aaba0565d71e1834604819ff9c17f5e9d5dd078f70beaf8f588b541507fed6a642c5ab42dfdf8120a7f639de5122d47a69a8e8d1");
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});
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});
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describe("ECDSA", function() {
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it("should allow to sign and verify message", function() {
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return eccrypto.sign(privateKey, msg)
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.then(function(sig) {
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expect(Buffer.isBuffer(sig)).to.be.true;
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expect(sig.toString("hex")).to.equal("3044022078c15897a34de6566a0d396fdef660698c59fef56d34ee36bef14ad89ee0f6f8022016e02e8b7285d93feafafbe745702f142973a77d5c2fa6293596357e17b3b47c");
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return eccrypto.verify(publicKey, msg, sig);
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});
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});
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it("shouldn't verify incorrect signature", function(done) {
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eccrypto.sign(privateKey, msg)
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.then(function(sig) {
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expect(Buffer.isBuffer(sig)).to.be.true;
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return eccrypto.verify(publicKey, Buffer("other msg"), sig);
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}).catch(function() {
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done();
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});
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});
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it("should reject promise on invalid key when signing", function(done) {
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eccrypto.sign(Buffer("test"), msg).catch(function() {
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done();
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});
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});
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it("should reject promise on invalid key when verifying", function(done) {
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eccrypto.sign(privateKey, msg)
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.then(function(sig) {
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expect(Buffer.isBuffer(sig)).to.be.true;
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return eccrypto.verify(Buffer("test"), msg, sig);
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}).catch(function() {
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done();
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});
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});
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it("should reject promise on invalid sig when verifying", function(done) {
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eccrypto.sign(privateKey, msg)
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.then(function(sig) {
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expect(Buffer.isBuffer(sig)).to.be.true;
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sig[0] ^= 1;
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return eccrypto.verify(publicKey, msg, sig);
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}).catch(function() {
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done();
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});
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});
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});
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