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author | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-04-24 22:36:35 +0800 |
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committer | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-05-02 20:10:24 +0800 |
commit | 0499541e114e6dd36565428f4f914e0dbdece2b8 (patch) | |
tree | 6d4740f4343f4516a9ecafc4795b68aed0865c75 /packages/order-utils/test/signature_utils_test.ts | |
parent | f08738e13379ea86a33ad9be9f7579e637e69acb (diff) | |
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Move order utils to @0xproject/order-utils
Diffstat (limited to 'packages/order-utils/test/signature_utils_test.ts')
-rw-r--r-- | packages/order-utils/test/signature_utils_test.ts | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/packages/order-utils/test/signature_utils_test.ts b/packages/order-utils/test/signature_utils_test.ts new file mode 100644 index 000000000..7af67ae2e --- /dev/null +++ b/packages/order-utils/test/signature_utils_test.ts @@ -0,0 +1,157 @@ +import { web3Factory } from '@0xproject/dev-utils'; +import { JSONRPCErrorCallback, JSONRPCRequestPayload } from '@0xproject/types'; +import { BigNumber } from '@0xproject/utils'; +import * as chai from 'chai'; +import * as _ from 'lodash'; +import 'mocha'; +import * as Sinon from 'sinon'; + +import { generatePseudoRandomSalt, isValidOrderHash, isValidSignature, signOrderHashAsync } from '../src'; + +import { chaiSetup } from './utils/chai_setup'; +import { provider, web3Wrapper } from './utils/web3_wrapper'; + +chaiSetup.configure(); +const expect = chai.expect; + +const SHOULD_ADD_PERSONAL_MESSAGE_PREFIX = false; + +describe('Signature utils', () => { + describe('#isValidSignature', () => { + // The Exchange smart contract `isValidSignature` method only validates orderHashes and assumes + // the length of the data is exactly 32 bytes. Thus for these tests, we use data of this size. + const dataHex = '0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b0'; + const signature = { + v: 27, + r: '0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33', + s: '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254', + }; + const address = '0x5409ed021d9299bf6814279a6a1411a7e866a631'; + it("should return false if the data doesn't pertain to the signature & address", async () => { + expect(isValidSignature('0x0', signature, address)).to.be.false(); + }); + it("should return false if the address doesn't pertain to the signature & data", async () => { + const validUnrelatedAddress = '0x8b0292b11a196601ed2ce54b665cafeca0347d42'; + expect(isValidSignature(dataHex, signature, validUnrelatedAddress)).to.be.false(); + }); + it("should return false if the signature doesn't pertain to the dataHex & address", async () => { + const wrongSignature = _.assign({}, signature, { v: 28 }); + expect(isValidSignature(dataHex, wrongSignature, address)).to.be.false(); + }); + it('should return true if the signature does pertain to the dataHex & address', async () => { + const isValidSignatureLocal = isValidSignature(dataHex, signature, address); + expect(isValidSignatureLocal).to.be.true(); + }); + }); + describe('#generateSalt', () => { + it('generates different salts', () => { + const equal = generatePseudoRandomSalt().eq(generatePseudoRandomSalt()); + expect(equal).to.be.false(); + }); + it('generates salt in range [0..2^256)', () => { + const salt = generatePseudoRandomSalt(); + expect(salt.greaterThanOrEqualTo(0)).to.be.true(); + const twoPow256 = new BigNumber(2).pow(256); + expect(salt.lessThan(twoPow256)).to.be.true(); + }); + }); + describe('#isValidOrderHash', () => { + it('returns false if the value is not a hex string', () => { + const isValid = isValidOrderHash('not a hex'); + expect(isValid).to.be.false(); + }); + it('returns false if the length is wrong', () => { + const isValid = isValidOrderHash('0xdeadbeef'); + expect(isValid).to.be.false(); + }); + it('returns true if order hash is correct', () => { + const isValid = isValidOrderHash('0x' + Array(65).join('0')); + expect(isValid).to.be.true(); + }); + }); + describe('#signOrderHashAsync', () => { + let stubs: Sinon.SinonStub[] = []; + let makerAddress: string; + before(async () => { + const availableAddreses = await web3Wrapper.getAvailableAddressesAsync(); + makerAddress = availableAddreses[0]; + }); + afterEach(() => { + // clean up any stubs after the test has completed + _.each(stubs, s => s.restore()); + stubs = []; + }); + it('Should return the correct ECSignature', async () => { + const orderHash = '0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b0'; + const expectedECSignature = { + v: 27, + r: '0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33', + s: '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254', + }; + const ecSignature = await signOrderHashAsync( + provider, + orderHash, + makerAddress, + SHOULD_ADD_PERSONAL_MESSAGE_PREFIX, + ); + expect(ecSignature).to.deep.equal(expectedECSignature); + }); + it('should return the correct ECSignature for signatureHex concatenated as R + S + V', async () => { + const orderHash = '0x34decbedc118904df65f379a175bb39ca18209d6ce41d5ed549d54e6e0a95004'; + const signature = + '0x22109d11d79cb8bf96ed88625e1cd9558800c4073332a9a02857499883ee5ce3050aa3cc1f2c435e67e114cdce54b9527b4f50548342401bc5d2b77adbdacb021b'; + const expectedECSignature = { + v: 27, + r: '0x22109d11d79cb8bf96ed88625e1cd9558800c4073332a9a02857499883ee5ce3', + s: '0x050aa3cc1f2c435e67e114cdce54b9527b4f50548342401bc5d2b77adbdacb02', + }; + stubs = [Sinon.stub('isValidSignature').returns(true)]; + + const fakeProvider = { + sendAsync(payload: JSONRPCRequestPayload, callback: JSONRPCErrorCallback) { + if (payload.method === 'eth_sign') { + callback(null, { id: 42, jsonrpc: '2.0', result: signature }); + } else { + callback(null, { id: 42, jsonrpc: '2.0', result: [makerAddress] }); + } + }, + }; + + const ecSignature = await signOrderHashAsync( + fakeProvider, + orderHash, + makerAddress, + SHOULD_ADD_PERSONAL_MESSAGE_PREFIX, + ); + expect(ecSignature).to.deep.equal(expectedECSignature); + }); + it('should return the correct ECSignature for signatureHex concatenated as V + R + S', async () => { + const orderHash = '0xc793e33ffded933b76f2f48d9aa3339fc090399d5e7f5dec8d3660f5480793f7'; + const signature = + '0x1bc80bedc6756722672753413efdd749b5adbd4fd552595f59c13427407ee9aee02dea66f25a608bbae457e020fb6decb763deb8b7192abab624997242da248960'; + const expectedECSignature = { + v: 27, + r: '0xc80bedc6756722672753413efdd749b5adbd4fd552595f59c13427407ee9aee0', + s: '0x2dea66f25a608bbae457e020fb6decb763deb8b7192abab624997242da248960', + }; + stubs = [Sinon.stub('isValidSignature').returns(true)]; + const fakeProvider = { + sendAsync(payload: JSONRPCRequestPayload, callback: JSONRPCErrorCallback) { + if (payload.method === 'eth_sign') { + callback(null, { id: 42, jsonrpc: '2.0', result: signature }); + } else { + callback(null, { id: 42, jsonrpc: '2.0', result: [makerAddress] }); + } + }, + }; + + const ecSignature = await signOrderHashAsync( + fakeProvider, + orderHash, + makerAddress, + SHOULD_ADD_PERSONAL_MESSAGE_PREFIX, + ); + expect(ecSignature).to.deep.equal(expectedECSignature); + }); + }); +}); |