109 lines
3.6 KiB
TypeScript
109 lines
3.6 KiB
TypeScript
import { BigNumber } from '@0x/utils';
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import * as chai from 'chai';
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import 'mocha';
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import { formatABIDataItem } from '../src/utils';
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const { expect } = chai;
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describe('Utils tests', () => {
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describe('#formatABIDataItem', () => {
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it('correctly handles arrays', () => {
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const calls: Array<{ type: string; value: any }> = [];
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const abi = {
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name: 'values',
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type: 'uint256[]',
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};
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const val = [1, 2, 3];
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const formatted = formatABIDataItem(abi, val, (type: string, value: any) => {
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calls.push({ type, value });
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return value; // no-op
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});
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expect(formatted).to.be.deep.equal(val);
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expect(calls).to.be.deep.equal([
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{ type: 'uint256', value: 1 },
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{ type: 'uint256', value: 2 },
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{ type: 'uint256', value: 3 },
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]);
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});
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it('correctly handles tuples', () => {
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const calls: Array<{ type: string; value: any }> = [];
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const abi = {
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components: [
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{
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name: 'to',
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type: 'address',
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},
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{
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name: 'amount',
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type: 'uint256',
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},
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],
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name: 'data',
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type: 'tuple',
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};
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const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';
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const val = { to: ZERO_ADDRESS, amount: new BigNumber(1) };
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const formatted = formatABIDataItem(abi, val, (type: string, value: any) => {
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calls.push({ type, value });
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return value; // no-op
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});
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expect(formatted).to.be.deep.equal(val);
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expect(calls).to.be.deep.equal([
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{
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type: 'address',
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value: val.to,
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},
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{
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type: 'uint256',
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value: val.amount,
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},
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]);
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});
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it('correctly handles nested arrays of tuples', () => {
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const calls: Array<{ type: string; value: any }> = [];
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const abi = {
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components: [
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{
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name: 'to',
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type: 'address',
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},
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{
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name: 'amount',
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type: 'uint256',
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},
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],
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name: 'data',
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type: 'tuple[2][]',
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};
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const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';
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const val = [
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[{ to: ZERO_ADDRESS, amount: new BigNumber(1) }, { to: ZERO_ADDRESS, amount: new BigNumber(2) }],
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];
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const formatted = formatABIDataItem(abi, val, (type: string, value: any) => {
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calls.push({ type, value });
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return value; // no-op
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});
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expect(formatted).to.be.deep.equal(val);
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expect(calls).to.be.deep.equal([
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{
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type: 'address',
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value: val[0][0].to,
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},
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{
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type: 'uint256',
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value: val[0][0].amount,
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},
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{
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type: 'address',
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value: val[0][1].to,
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},
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{
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type: 'uint256',
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value: val[0][1].amount,
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},
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]);
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});
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});
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});
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