canary tests to use a fork

AztecProtocol · Oct 9, 2023 · 7080abc · 7080abc
1 parent a7710f0
commit 7080abc
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/yarn-project/canary/src/dumps/uniswap_state.json b/yarn-project/canary/src/dumps/uniswap_state.json
diff --git a/yarn-project/canary/src/uniswap_trade_on_l1_from_l2.test.ts b/yarn-project/canary/src/uniswap_trade_on_l1_from_l2.test.ts
@@ -2,6 +2,7 @@ import {
   AccountWallet,
   AztecAddress,
   EthAddress,
+  EthCheatCodes,
   Fr,
   NotePreimage,
   TxHash,
@@ -43,7 +44,10 @@ export const MNEMONIC = 'test test test test test test test test test test test
 const WETH9_ADDRESS = EthAddress.fromString('0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2');
 const DAI_ADDRESS = EthAddress.fromString('0x6B175474E89094C44Da98b954EedeAC495271d0F');
 
-const EXPECTED_FORKED_BLOCK = 17514288;
+// This test runs against a fork of mainnet. We dump the state of the mainnet and laod it via the cheatcodes to avoid a infura RPC request
+const dumpedState = 'src/dumps/uniswap_state';
+// When taking a fork, use expected block number to improve speed. 0 if using dumped state
+const EXPECTED_FORKED_BLOCK = 0; //17514288;
 
 const pxeRpcUrl = PXE_URL;
 const ethRpcUrl = ETHEREUM_HOST;
@@ -226,6 +230,8 @@ describe('uniswap_trade_on_l1_from_l2', () => {
 
   beforeAll(async () => {
     await waitForSandbox(pxe);
+    const ethCheatCodes = new EthCheatCodes(ethRpcUrl);
+    await ethCheatCodes.loadChainState(dumpedState);
 
     walletClient = createWalletClient({
       account: hdAccount,