freehold/dist/test/freehold.spec.js

App data encryption for web3

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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var __generator = (this && this.__generator) || function (thisArg, body) {
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var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var ethers_1 = require("ethers");
var __1 = __importDefault(require(".."));
var expect_1 = __importDefault(require("expect"));
describe("Freehold", function () {
    var provider;
    var signer;
    var freeholdSignatureParams = [
        {
            type: "password",
            data: "asdfadsf"
        }
    ];
    before(function () {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        provider = new ethers_1.ethers.providers.JsonRpcProvider();
                        return [4 /*yield*/, provider.ready];
                    case 1:
                        _a.sent();
                        signer = provider.getSigner();
                        return [2 /*return*/];
                }
            });
        });
    });
    describe("encryption/decryption", function () {
        it("encrypts data and can decrypt it", function () { return __awaiter(void 0, void 0, void 0, function () {
            var freeholdSigner, _a, _b, message, cipherText, decrypted;
            return __generator(this, function (_c) {
                switch (_c.label) {
                    case 0:
                        _a = __1.default;
                        _b = [provider];
                        return [4 /*yield*/, signer.getAddress()];
                    case 1: return [4 /*yield*/, _a.apply(void 0, _b.concat([_c.sent(), freeholdSignatureParams]))];
                    case 2:
                        freeholdSigner = _c.sent();
                        message = "Hello from freehold!";
                        return [4 /*yield*/, freeholdSigner.encrypt(message)];
                    case 3:
                        cipherText = _c.sent();
                        // Make sure we didn't get the message we put in back
                        (0, expect_1.default)(cipherText).not.toBe(message);
                        return [4 /*yield*/, freeholdSigner.decrypt(cipherText)];
                    case 4:
                        decrypted = _c.sent();
                        console.log(cipherText);
                        // Make sure we get the message back when decrypting the ciphertext
                        (0, expect_1.default)(decrypted).toBe(message);
                        return [2 /*return*/];
                }
            });
        }); });
        it("decrypts data correctly when decrypting data from a different signer instance (think, different sessions)", function () { return __awaiter(void 0, void 0, void 0, function () {
            var freeholdSigner, _a, _b, message, cipherText, newFreeholdSigner, _c, _d, decrypted;
            return __generator(this, function (_e) {
                switch (_e.label) {
                    case 0:
                        _a = __1.default;
                        _b = [provider];
                        return [4 /*yield*/, signer.getAddress()];
                    case 1: return [4 /*yield*/, _a.apply(void 0, _b.concat([_e.sent(), freeholdSignatureParams]))];
                    case 2:
                        freeholdSigner = _e.sent();
                        message = "Hello from freehold!";
                        return [4 /*yield*/, freeholdSigner.encrypt(message)];
                    case 3:
                        cipherText = _e.sent();
                        _c = __1.default;
                        _d = [provider];
                        return [4 /*yield*/, signer.getAddress()];
                    case 4: return [4 /*yield*/, _c.apply(void 0, _d.concat([_e.sent(), freeholdSignatureParams]))];
                    case 5:
                        newFreeholdSigner = _e.sent();
                        return [4 /*yield*/, newFreeholdSigner.decrypt(cipherText)];
                    case 6:
                        decrypted = _e.sent();
                        // Make sure we get the message back when decrypting the ciphertext
                        // using a different signer instance
                        (0, expect_1.default)(decrypted).toBe(message);
                        return [2 /*return*/];
                }
            });
        }); });
        it("encrypts the same message differently a second time", function () { return __awaiter(void 0, void 0, void 0, function () {
            var freeholdSigner, _a, _b, message, firstCipherText, secondCipherText;
            return __generator(this, function (_c) {
                switch (_c.label) {
                    case 0:
                        _a = __1.default;
                        _b = [provider];
                        return [4 /*yield*/, signer.getAddress()];
                    case 1: return [4 /*yield*/, _a.apply(void 0, _b.concat([_c.sent(), freeholdSignatureParams]))];
                    case 2:
                        freeholdSigner = _c.sent();
                        message = "Hello from freehold!";
                        return [4 /*yield*/, freeholdSigner.encrypt(message)];
                    case 3:
                        firstCipherText = _c.sent();
                        return [4 /*yield*/, freeholdSigner.encrypt(message)];
                    case 4:
                        secondCipherText = _c.sent();
                        (0, expect_1.default)(firstCipherText).not.toBe(secondCipherText);
                        return [2 /*return*/];
                }
            });
        }); });
        it("encrypts the same message differently using a different signer", function () { return __awaiter(void 0, void 0, void 0, function () {
            var firstFreeholdSigner, _a, _b, secondFreeholdSigner, _c, _d, message, firstCipherText, secondCipherText;
            return __generator(this, function (_e) {
                switch (_e.label) {
                    case 0:
                        _a = __1.default;
                        _b = [provider];
                        return [4 /*yield*/, signer.getAddress()];
                    case 1: return [4 /*yield*/, _a.apply(void 0, _b.concat([_e.sent(), freeholdSignatureParams]))];
                    case 2:
                        firstFreeholdSigner = _e.sent();
                        _c = __1.default;
                        _d = [provider];
                        return [4 /*yield*/, signer.getAddress()];
                    case 3: return [4 /*yield*/, _c.apply(void 0, _d.concat([_e.sent(), freeholdSignatureParams]))];
                    case 4:
                        secondFreeholdSigner = _e.sent();
                        message = "Hello from freehold!";
                        return [4 /*yield*/, firstFreeholdSigner.encrypt(message)];
                    case 5:
                        firstCipherText = _e.sent();
                        return [4 /*yield*/, secondFreeholdSigner.encrypt(message)];
                    case 6:
                        secondCipherText = _e.sent();
                        (0, expect_1.default)(firstCipherText).not.toBe(secondCipherText);
                        return [2 /*return*/];
                }
            });
        }); });
    });
    describe("edge cases", function () {
        it("successfully encrypts and decrypts the empty string", function () { return __awaiter(void 0, void 0, void 0, function () {
            var freeholdSigner, _a, _b, message, cipherText, decrypted;
            return __generator(this, function (_c) {
                switch (_c.label) {
                    case 0:
                        _a = __1.default;
                        _b = [provider];
                        return [4 /*yield*/, signer.getAddress()];
                    case 1: return [4 /*yield*/, _a.apply(void 0, _b.concat([_c.sent(), freeholdSignatureParams]))];
                    case 2:
                        freeholdSigner = _c.sent();
                        message = "";
                        return [4 /*yield*/, freeholdSigner.encrypt(message)];
                    case 3:
                        cipherText = _c.sent();
                        return [4 /*yield*/, freeholdSigner.decrypt(cipherText)];
                    case 4:
                        decrypted = _c.sent();
                        (0, expect_1.default)(decrypted).toBe(message);
                        return [2 /*return*/];
                }
            });
        }); });
    });
});