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29 lines
889 B
29 lines
889 B
const { network } = require('hardhat');
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const { expect } = require('chai');
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const { mine } = require('@nomicfoundation/hardhat-network-helpers');
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const { unique } = require('./iterate');
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async function batchInBlock(txs) {
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try {
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// disable auto-mining
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await network.provider.send('evm_setAutomine', [false]);
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// send all transactions
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const responses = await Promise.all(txs.map(fn => fn()));
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// mine one block
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await mine();
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// fetch receipts
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const receipts = await Promise.all(responses.map(response => response.wait()));
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// Sanity check, all tx should be in the same block
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expect(unique(receipts.map(receipt => receipt.blockNumber))).to.have.lengthOf(1);
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// return responses
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return receipts;
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} finally {
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// enable auto-mining
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await network.provider.send('evm_setAutomine', [true]);
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}
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}
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module.exports = {
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batchInBlock,
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};
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