MyCrypto/spec/libs/erc20.spec.ts

39 lines
1.5 KiB
TypeScript

import { toWei } from 'libs/units';
import ERC20 from 'libs/erc20';
const MYCRYPTO_ADDRESS = '0x7cB57B5A97eAbe94205C07890BE4c1aD31E486A8';
describe('ERC20', () => {
describe('balanceOf', () => {
it('should generate the correct data for checking the balance', () => {
const data = ERC20.balanceOf.encodeInput({ _owner: MYCRYPTO_ADDRESS });
expect(data).toBe(
'0x70a082310000000000000000000000007cb57b5a97eabe94205c07890be4c1ad31e486a8'
);
});
});
describe('transfer encoding input', () => {
it('should generate the correct data for a transfer', () => {
// Test data generated by sending 1 GNT to the MyC address
const value = toWei('1', 18);
const data = ERC20.transfer.encodeInput({ _to: MYCRYPTO_ADDRESS, _value: value });
expect(data).toBe(
'0xa9059cbb0000000000000000000000007cb57b5a97eabe94205c07890be4c1ad31e486a80000000000000000000000000000000000000000000000000de0b6b3a7640000'
);
});
});
describe('transfer decoding input', () => {
// Test data generated by sending 0.001 GNT to the MyC address
it('should return the correct transaction given some data', () => {
const tx = ERC20.transfer.decodeInput(
'0xa9059cbb0000000000000000000000007cb57b5a97eabe94205c07890be4c1ad31e486a800000000000000000000000000000000000000000000000000038d7ea4c68000'
);
expect(tx._to).toBe(MYCRYPTO_ADDRESS);
expect(tx._value.toString()).toBe(toWei('0.001', 18).toString());
});
});
});