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-rw-r--r--packages/contracts/test/exchange/core.ts5
-rw-r--r--packages/contracts/test/exchange/signature_validator.ts8
-rw-r--r--packages/contracts/test/libraries/lib_bytes.ts47
3 files changed, 28 insertions, 32 deletions
diff --git a/packages/contracts/test/exchange/core.ts b/packages/contracts/test/exchange/core.ts
index be8d14cb0..bc476a5ee 100644
--- a/packages/contracts/test/exchange/core.ts
+++ b/packages/contracts/test/exchange/core.ts
@@ -460,10 +460,11 @@ describe('Exchange core', () => {
makerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(10), 18),
});
+ const v = ethUtil.toBuffer(signedOrder.signature.slice(0, 4));
const invalidR = ethUtil.sha3('invalidR');
const invalidS = ethUtil.sha3('invalidS');
- const signatureTypeAndV = signedOrder.signature.slice(0, 6);
- const invalidSigBuff = Buffer.concat([ethUtil.toBuffer(signatureTypeAndV), invalidR, invalidS]);
+ const signatureType = ethUtil.toBuffer(`0x${signedOrder.signature.slice(-2)}`);
+ const invalidSigBuff = Buffer.concat([v, invalidR, invalidS, signatureType]);
const invalidSigHex = `0x${invalidSigBuff.toString('hex')}`;
signedOrder.signature = invalidSigHex;
return expect(exchangeWrapper.fillOrderAsync(signedOrder, takerAddress)).to.be.rejectedWith(
diff --git a/packages/contracts/test/exchange/signature_validator.ts b/packages/contracts/test/exchange/signature_validator.ts
index 376fff438..ca679e344 100644
--- a/packages/contracts/test/exchange/signature_validator.ts
+++ b/packages/contracts/test/exchange/signature_validator.ts
@@ -75,13 +75,11 @@ describe('MixinSignatureValidator', () => {
});
it('should return false with an invalid signature', async () => {
+ const v = ethUtil.toBuffer(signedOrder.signature.slice(0, 4));
const invalidR = ethUtil.sha3('invalidR');
const invalidS = ethUtil.sha3('invalidS');
- const invalidSigBuff = Buffer.concat([
- ethUtil.toBuffer(signedOrder.signature.slice(0, 6)),
- invalidR,
- invalidS,
- ]);
+ const signatureType = ethUtil.toBuffer(`0x${signedOrder.signature.slice(-2)}`);
+ const invalidSigBuff = Buffer.concat([v, invalidR, invalidS, signatureType]);
const invalidSigHex = `0x${invalidSigBuff.toString('hex')}`;
signedOrder.signature = invalidSigHex;
const orderHashHex = orderUtils.getOrderHashHex(signedOrder);
diff --git a/packages/contracts/test/libraries/lib_bytes.ts b/packages/contracts/test/libraries/lib_bytes.ts
index c85cee5e3..4eedad25d 100644
--- a/packages/contracts/test/libraries/lib_bytes.ts
+++ b/packages/contracts/test/libraries/lib_bytes.ts
@@ -22,6 +22,7 @@ describe('LibBytes', () => {
let owner: string;
let libBytes: TestLibBytesContract;
const byteArrayShorterThan32Bytes = '0x012345';
+ const byteArrayShorterThan20Bytes = byteArrayShorterThan32Bytes;
const byteArrayLongerThan32Bytes =
'0x0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef';
const byteArrayLongerThan32BytesFirstBytesSwapped =
@@ -60,39 +61,35 @@ describe('LibBytes', () => {
await blockchainLifecycle.revertAsync();
});
- describe('deepCopyBytes', () => {
- const byteArrayLongerThan32BytesLen = (byteArrayLongerThan32Bytes.length - 2) / 2;
- it('should return a byte array of length 0 if len is 0', async () => {
- const index = new BigNumber(0);
- const len = new BigNumber(0);
- const copy = await libBytes.publicDeepCopyBytes.callAsync(byteArrayLongerThan32Bytes, index, len);
- expect(copy).to.equal(constants.NULL_BYTES);
+ describe('popByte', () => {
+ it('should revert if length is 0', async () => {
+ return expect(libBytes.publicPopByte.callAsync(constants.NULL_BYTES)).to.be.rejectedWith(constants.REVERT);
});
- it('should throw if start index + length to copy is greater than length of byte array', async () => {
- const index = new BigNumber(0);
- const len = new BigNumber(byteArrayLongerThan32BytesLen + 1);
- return expect(
- libBytes.publicDeepCopyBytes.callAsync(byteArrayLongerThan32Bytes, index, len),
- ).to.be.rejectedWith(constants.REVERT);
+ it('should pop the last byte from the input and return it', async () => {
+ const [newBytes, poppedByte] = await libBytes.publicPopByte.callAsync(byteArrayLongerThan32Bytes);
+ const expectedNewBytes = byteArrayLongerThan32Bytes.slice(0, -2);
+ const expectedPoppedByte = `0x${byteArrayLongerThan32Bytes.slice(-2)}`;
+ expect(newBytes).to.equal(expectedNewBytes);
+ expect(poppedByte).to.equal(expectedPoppedByte);
});
+ });
- it('should copy the entire byte array if index = 0 and len = b.length', async () => {
- const index = new BigNumber(0);
- const len = new BigNumber(byteArrayLongerThan32BytesLen);
- const copy = await libBytes.publicDeepCopyBytes.callAsync(byteArrayLongerThan32Bytes, index, len);
- expect(copy).to.equal(byteArrayLongerThan32Bytes);
+ describe('popAddress', () => {
+ it('should revert if length is less than 20', async () => {
+ return expect(libBytes.publicPopAddress.callAsync(byteArrayShorterThan20Bytes)).to.be.rejectedWith(
+ constants.REVERT,
+ );
});
- it('should copy part of the byte array if area to copy is less than b.length', async () => {
- const index = new BigNumber(10);
- const len = new BigNumber(4);
- const copy = await libBytes.publicDeepCopyBytes.callAsync(byteArrayLongerThan32Bytes, index, len);
- const expectedCopy = `0x${byteArrayLongerThan32Bytes.slice(22, 30)}`;
- expect(copy).to.equal(expectedCopy);
+ it('should pop the last 20 bytes from the input and return it', async () => {
+ const [newBytes, poppedAddress] = await libBytes.publicPopAddress.callAsync(byteArrayLongerThan32Bytes);
+ const expectedNewBytes = byteArrayLongerThan32Bytes.slice(0, -40);
+ const expectedPoppedAddress = `0x${byteArrayLongerThan32Bytes.slice(-40)}`;
+ expect(newBytes).to.equal(expectedNewBytes);
+ expect(poppedAddress).to.equal(expectedPoppedAddress);
});
});
-
describe('areBytesEqual', () => {
it('should return true if byte arrays are equal (both arrays < 32 bytes)', async () => {
const areBytesEqual = await libBytes.publicAreBytesEqual.callAsync(