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chore: Test starting multiple anvils allocates distinct ports #11314

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Merged
PhilWindle merged 1 commit into from
Jan 20, 2025
Merged

chore: Test starting multiple anvils allocates distinct ports #11314

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9 changes: 9 additions & 0 deletions yarn-project/ethereum/src/test/start_anvil.test.ts
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
import { times } from '@aztec/foundation/collection';

import { createPublicClient, http } from 'viem';

import { startAnvil } from './start_anvil.js';
Expand All @@ -22,4 +24,11 @@ describe('start_anvil', () => {
await anvil.stop();
expect(anvil.status).toEqual('idle');
});

it('does not reuse ports when starting multiple instances', async () => {
const anvils = await Promise.all(times(20, () => startAnvil()));
const ports = anvils.map(({ rpcUrl }) => parseInt(new URL(rpcUrl).port));
expect(new Set(ports).size).toEqual(20);
await Promise.all(anvils.map(({ anvil }) => anvil.stop()));
});
});
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