fix: bad contract txs publishing contract data

yarn-project/end-to-end/src/e2e_deploy_contract.test.ts

@@ -1,7 +1,7 @@
 import { AztecAddress, Contract, ContractDeployer, Fr, Wallet, isContractDeployed } from '@aztec/aztec.js';
 import { CompleteAddress, getContractDeploymentInfo } from '@aztec/circuits.js';
 import { DebugLogger } from '@aztec/foundation/log';
-import { TestContractAbi } from '@aztec/noir-contracts/artifacts';
+import { TestAssertContractAbi, TestContractAbi } from '@aztec/noir-contracts/artifacts';
 import { PXE, TxStatus } from '@aztec/types';
 
 import { setup } from './fixtures/utils.js';
@@ -111,4 +111,25 @@ describe('e2e_deploy_contract', () => {
       );
     }
   }, 30_000);
+
+  it('it should not deploy a bad contract', async () => {
+    const goodDeploy = new ContractDeployer(TestAssertContractAbi, wallet).deploy(0);
+    const badDeploy = new ContractDeployer(TestAssertContractAbi, wallet).deploy(1);
+
+    const [goodTx, badTx] = [
+      goodDeploy.send({ skipPublicSimulation: true }),
+      badDeploy.send({ skipPublicSimulation: true }),
+    ];
+
+    const [goodTxPromiseResult, badTxReceiptResult] = await Promise.allSettled([goodTx.wait(), badTx.wait()]);
+
+    expect(goodTxPromiseResult.status).toBe('fulfilled');
+    expect(badTxReceiptResult.status).toBe('rejected');
+
+    await expect(pxe.getExtendedContractData(goodDeploy.completeAddress!.address)).resolves.toBeDefined();
+    await expect(pxe.getExtendedContractData(goodDeploy.completeAddress!.address)).resolves.toBeDefined();
+
+    await expect(pxe.getContractData(badDeploy.completeAddress!.address)).resolves.toBeUndefined();
+    await expect(pxe.getExtendedContractData(badDeploy.completeAddress!.address)).resolves.toBeUndefined();
+  });
 });

yarn-project/noir-contracts/Nargo.toml

@@ -22,6 +22,7 @@ members = [
     "src/contracts/schnorr_single_key_account_contract",
     "src/contracts/stateful_test_contract",
     "src/contracts/test_contract",
+    "src/contracts/test_assert_contract",
     "src/contracts/token_contract",
     "src/contracts/token_bridge_contract",
     "src/contracts/uniswap_contract",

yarn-project/noir-contracts/src/contracts/test_assert_contract/Nargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "test_assert_contract"
+authors = [""]
+compiler_version = "0.1"
+type = "contract"
+
+[dependencies]
+aztec = { path = "../../../../aztec-nr/aztec" }

yarn-project/noir-contracts/src/contracts/test_assert_contract/src/main.nr

@@ -0,0 +1,17 @@
+// A contract used in end to end tests
+contract TestAssert {
+    use dep::aztec::{
+        oracle::compute_selector::compute_selector,
+    };
+
+    #[aztec(private)]
+    fn constructor(value: Field) {
+        let selector = compute_selector("assert_is_zero(Field)");
+        context.call_public_function(context.this_address(), selector, [value]);
+    }
+
+    #[aztec(public)]
+    fn assert_is_zero(value: Field) {
+        assert(0 == value);
+    }
+}

yarn-project/sequencer-client/src/sequencer/processed_tx.ts

@@ -6,13 +6,13 @@ import {
   PublicKernelPublicInputs,
   makeEmptyProof,
 } from '@aztec/circuits.js';
-import { Tx, TxHash, TxL2Logs } from '@aztec/types';
+import { ExtendedContractData, Tx, TxHash, TxL2Logs } from '@aztec/types';
 
 /**
  * Represents a tx that has been processed by the sequencer public processor,
  * so its kernel circuit public inputs are filled in.
  */
-export type ProcessedTx = Pick<Tx, 'proof' | 'encryptedLogs' | 'unencryptedLogs'> & {
+export type ProcessedTx = Pick<Tx, 'proof' | 'encryptedLogs' | 'unencryptedLogs' | 'newContracts'> & {
   /**
    * Output of the public kernel circuit for this tx.
    */
@@ -78,6 +78,7 @@ export async function makeProcessedTx(
     proof: proof ?? tx.proof,
     encryptedLogs: tx.encryptedLogs,
     unencryptedLogs: tx.unencryptedLogs,
+    newContracts: tx.newContracts,
     isEmpty: false,
   };
 }
@@ -104,6 +105,7 @@ export function makeEmptyProcessedTx(
     unencryptedLogs: new TxL2Logs([]),
     data: emptyKernelOutput,
     proof: emptyProof,
+    newContracts: [ExtendedContractData.random()],
     isEmpty: true,
   });
 }

yarn-project/sequencer-client/src/sequencer/public_processor.test.ts

@@ -97,6 +97,7 @@ describe('public_processor', () => {
           proof: tx.proof,
           encryptedLogs: tx.encryptedLogs,
           unencryptedLogs: tx.unencryptedLogs,
+          newContracts: tx.newContracts,
         },
       ]);
       expect(failed).toEqual([]);

yarn-project/sequencer-client/src/sequencer/sequencer.ts

@@ -169,7 +169,7 @@ export class Sequencer {
       const block = await this.buildBlock(processedValidTxs, l1ToL2Messages, emptyTx, newGlobalVariables);
       this.log(`Assembled block ${block.number}`);
 
-      await this.publishExtendedContractData(validTxs, block);
+      await this.publishExtendedContractData(processedTxs, block);
 
       await this.publishL2Block(block);
       this.log.info(`Submitted rollup block ${block.number} with ${processedValidTxs.length} transactions`);
@@ -184,16 +184,13 @@ export class Sequencer {
    * @param validTxs - The set of real transactions being published as part of the block.
    * @param block - The L2Block to be published.
    */
-  protected async publishExtendedContractData(validTxs: Tx[], block: L2Block) {
+  protected async publishExtendedContractData(validTxs: ProcessedTx[], block: L2Block) {
     // Publishes contract data for txs to the network and awaits the tx to be mined
     this.state = SequencerState.PUBLISHING_CONTRACT_DATA;
     const newContractData = validTxs
       .map(tx => {
         // Currently can only have 1 new contract per tx
-        const newContract = tx.data?.end.newContracts[0];
-        if (newContract) {
-          return tx.newContracts[0];
-        }
+        return tx.newContracts[0];
       })
       .filter((cd): cd is Exclude<typeof cd, undefined> => cd !== undefined);