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-rw-r--r--packages/contracts/test/libraries/lib_bytes.ts19
1 files changed, 16 insertions, 3 deletions
diff --git a/packages/contracts/test/libraries/lib_bytes.ts b/packages/contracts/test/libraries/lib_bytes.ts
index 6fda9dc97..646875f1e 100644
--- a/packages/contracts/test/libraries/lib_bytes.ts
+++ b/packages/contracts/test/libraries/lib_bytes.ts
@@ -42,7 +42,7 @@ describe('LibBytes', () => {
const testUint256 = new BigNumber(testBytes32, 16);
const testUint256B = new BigNumber(testBytes32B, 16);
const testBytes4 = '0xabcdef12';
- const testBytes4B = new BigNumber(testBytes4, 16);
+ const testByte = '0xab';
let shortData: string;
let shortTestBytes: string;
let shortTestBytesAsBuffer: Buffer;
@@ -108,13 +108,19 @@ describe('LibBytes', () => {
RevertReason.LibBytesGreaterThanZeroLengthRequired,
);
});
- it('should pop the last byte from the input and return it', async () => {
+ it('should pop the last byte from the input and return it when array holds more than 1 byte', async () => {
const [newBytes, poppedByte] = await libBytes.publicPopLastByte.callAsync(byteArrayLongerThan32Bytes);
const expectedNewBytes = byteArrayLongerThan32Bytes.slice(0, -2);
const expectedPoppedByte = `0x${byteArrayLongerThan32Bytes.slice(-2)}`;
expect(newBytes).to.equal(expectedNewBytes);
expect(poppedByte).to.equal(expectedPoppedByte);
});
+ it('should pop the last byte from the input and return it when array is exactly one', async () => {
+ const [newBytes, poppedByte] = await libBytes.publicPopLastByte.callAsync(testByte);
+ const expectedNewBytes = '0x';
+ expect(newBytes).to.equal(expectedNewBytes);
+ return expect(poppedByte).to.be.equal(testByte);
+ });
});
describe('popLast20Bytes', () => {
@@ -124,13 +130,20 @@ describe('LibBytes', () => {
RevertReason.LibBytesGreaterOrEqualTo20LengthRequired,
);
});
- it('should pop the last 20 bytes from the input and return it', async () => {
+ it('should pop the last 20 bytes from the input and return it when array holds more than one byte', async () => {
const [newBytes, poppedAddress] = await libBytes.publicPopLast20Bytes.callAsync(byteArrayLongerThan32Bytes);
const expectedNewBytes = byteArrayLongerThan32Bytes.slice(0, -40);
const expectedPoppedAddress = `0x${byteArrayLongerThan32Bytes.slice(-40)}`;
expect(newBytes).to.equal(expectedNewBytes);
expect(poppedAddress).to.equal(expectedPoppedAddress);
});
+ it('should pop the last 20 bytes from the input and return it when array is exactly 20 bytes', async () => {
+ const [newBytes, poppedAddress] = await libBytes.publicPopLast20Bytes.callAsync(testAddress);
+ const expectedNewBytes = '0x';
+ const expectedPoppedAddress = testAddress;
+ expect(newBytes).to.equal(expectedNewBytes);
+ expect(poppedAddress).to.equal(expectedPoppedAddress);
+ });
});
describe('equals', () => {