52 lines
1.3 KiB
JavaScript
52 lines
1.3 KiB
JavaScript
const { decodeLogs } = require('./decodeLogs');
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const BigNumber = web3.BigNumber;
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const should = require('chai')
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.use(require('chai-bignumber')(BigNumber))
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.should();
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function inLogs (logs, eventName, eventArgs = {}) {
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const event = logs.find(function (e) {
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if (e.event === eventName) {
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for (const [k, v] of Object.entries(eventArgs)) {
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contains(e.args, k, v);
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}
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return true;
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}
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});
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should.exist(event);
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return event;
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}
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async function inTransaction (tx, eventName, eventArgs = {}) {
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const { logs } = await tx;
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return inLogs(logs, eventName, eventArgs);
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}
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async function inConstruction (contract, eventName, eventArgs = {}) {
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const receipt = await web3.eth.getTransactionReceipt(contract.transactionHash);
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const logs = decodeLogs(receipt.logs, contract.constructor.events, contract.address);
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return inLogs(logs, eventName, eventArgs);
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}
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function contains (args, key, value) {
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if (isBigNumber(args[key])) {
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args[key].should.be.bignumber.equal(value);
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} else {
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args[key].should.be.equal(value);
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}
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}
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function isBigNumber (object) {
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return object.isBigNumber ||
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object instanceof BigNumber ||
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(object.constructor && object.constructor.name === 'BigNumber');
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}
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module.exports = {
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inLogs,
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inTransaction,
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inConstruction,
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};
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