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