fix: duplicate factory code temporarily to unblock (#5099)

A temporary crime against humanity to fix #5094 without making it a pain for @spalladino to finish what he is working on.

The purge files are to be deleted when a cleanup is performed.

yarn-project/circuit-types/src/l2_block.ts

@@ -1,10 +1,11 @@
 import { Body, TxEffect, TxHash } from '@aztec/circuit-types';
 import { AppendOnlyTreeSnapshot, Header, STRING_ENCODING } from '@aztec/circuits.js';
-import { makeAppendOnlyTreeSnapshot, makeHeader } from '@aztec/circuits.js/testing';
 import { sha256 } from '@aztec/foundation/crypto';
 import { Fr } from '@aztec/foundation/fields';
 import { BufferReader, serializeToBuffer } from '@aztec/foundation/serialize';
 
+import { makeAppendOnlyTreeSnapshot, makeHeader } from './l2_block_code_to_purge.js';
+
 /**
  * The data that makes up the rollup proof, with encoder decoder functions.
  */

yarn-project/circuit-types/src/l2_block_code_to_purge.ts

@@ -0,0 +1,101 @@
+import {
+  AppendOnlyTreeSnapshot,
+  AztecAddress,
+  ContentCommitment,
+  EthAddress,
+  Fr,
+  GlobalVariables,
+  Header,
+  NUM_BYTES_PER_SHA256,
+  PartialStateReference,
+  StateReference,
+} from '@aztec/circuits.js';
+import { toBufferBE } from '@aztec/foundation/bigint-buffer';
+
+/**
+ * Makes header.
+ */
+export function makeHeader(
+  seed = 0,
+  blockNumber: number | undefined = undefined,
+  txsEffectsHash: Buffer | undefined = undefined,
+): Header {
+  return new Header(
+    makeAppendOnlyTreeSnapshot(seed + 0x100),
+    makeContentCommitment(seed + 0x200, txsEffectsHash),
+    makeStateReference(seed + 0x600),
+    makeGlobalVariables((seed += 0x700), blockNumber),
+  );
+}
+
+/**
+ * Makes arbitrary append only tree snapshot.
+ * @param seed - The seed to use for generating the append only tree snapshot.
+ * @returns An append only tree snapshot.
+ */
+export function makeAppendOnlyTreeSnapshot(seed = 1): AppendOnlyTreeSnapshot {
+  return new AppendOnlyTreeSnapshot(new Fr(seed), seed);
+}
+
+/**
+ * Makes content commitment
+ */
+function makeContentCommitment(seed = 0, txsEffectsHash: Buffer | undefined = undefined): ContentCommitment {
+  return new ContentCommitment(
+    new Fr(seed),
+    txsEffectsHash ?? toBufferBE(BigInt(seed + 0x100), NUM_BYTES_PER_SHA256),
+    toBufferBE(BigInt(seed + 0x200), NUM_BYTES_PER_SHA256),
+    toBufferBE(BigInt(seed + 0x300), NUM_BYTES_PER_SHA256),
+  );
+}
+
+/**
+ * Makes arbitrary state reference.
+ * @param seed - The seed to use for generating the state reference.
+ * @returns A state reference.
+ */
+function makeStateReference(seed = 0): StateReference {
+  return new StateReference(makeAppendOnlyTreeSnapshot(seed), makePartialStateReference(seed + 1));
+}
+
+/**
+ * Makes arbitrary partial state reference.
+ * @param seed - The seed to use for generating the partial state reference.
+ * @returns A partial state reference.
+ */
+function makePartialStateReference(seed = 0): PartialStateReference {
+  return new PartialStateReference(
+    makeAppendOnlyTreeSnapshot(seed),
+    makeAppendOnlyTreeSnapshot(seed + 1),
+    makeAppendOnlyTreeSnapshot(seed + 2),
+    makeAppendOnlyTreeSnapshot(seed + 3),
+  );
+}
+
+/**
+ * Makes global variables.
+ * @param seed - The seed to use for generating the global variables.
+ * @param blockNumber - The block number to use for generating the global variables.
+ * If blockNumber is undefined, it will be set to seed + 2.
+ * @returns Global variables.
+ */
+export function makeGlobalVariables(seed = 1, blockNumber: number | undefined = undefined): GlobalVariables {
+  if (blockNumber !== undefined) {
+    return new GlobalVariables(
+      new Fr(seed),
+      new Fr(seed + 1),
+      new Fr(blockNumber),
+      new Fr(seed + 3),
+      EthAddress.fromField(new Fr(seed + 4)),
+      AztecAddress.fromField(new Fr(seed + 5)),
+    );
+  }
+  return new GlobalVariables(
+    new Fr(seed),
+    new Fr(seed + 1),
+    new Fr(seed + 2),
+    new Fr(seed + 3),
+    EthAddress.fromField(new Fr(seed + 4)),
+    AztecAddress.fromField(new Fr(seed + 5)),
+  );
+}

yarn-project/circuit-types/src/mocks.ts

@@ -7,7 +7,6 @@ import {
   MAX_REVERTIBLE_PUBLIC_CALL_STACK_LENGTH_PER_TX,
   Proof,
 } from '@aztec/circuits.js';
-import { makePrivateKernelTailCircuitPublicInputs, makePublicCallRequest } from '@aztec/circuits.js/testing';
 import { ContractArtifact } from '@aztec/foundation/abi';
 import { makeTuple } from '@aztec/foundation/array';
 import { times } from '@aztec/foundation/collection';
@@ -18,6 +17,7 @@ import { ContractInstanceWithAddress, SerializableContractInstance } from '@azte
 import { ExtendedContractData } from './contract_data.js';
 import { DeployedContract } from './interfaces/index.js';
 import { FunctionL2Logs, Note, TxL2Logs } from './logs/index.js';
+import { makePrivateKernelTailCircuitPublicInputs, makePublicCallRequest } from './mocks_to_purge.js';
 import { ExtendedNote } from './notes/index.js';
 import { Tx, TxHash } from './tx/index.js';