chore: Remove snapshots from protocol-contracts (#5342)

They have been a very annoying source of conflicts, and are not
providing any valuable data. Let's remove them.

yarn-project/protocol-contracts/src/class-registerer/index.test.ts

@@ -1,14 +1,12 @@
-import { setupCustomSnapshotSerializers } from '@aztec/foundation/testing';
-
-import omit from 'lodash.omit';
+import { computeContractAddressFromInstance, getContractClassFromArtifact } from '@aztec/circuits.js';
 
 import { ClassRegistererAddress, getCanonicalClassRegisterer } from './index.js';
 
 describe('ClassRegisterer', () => {
-  setupCustomSnapshotSerializers(expect);
   it('returns canonical protocol contract', () => {
     const contract = getCanonicalClassRegisterer();
-    expect(omit(contract, 'artifact')).toMatchSnapshot();
+    expect(computeContractAddressFromInstance(contract.instance)).toEqual(contract.address);
+    expect(getContractClassFromArtifact(contract.artifact).id).toEqual(contract.contractClass.id);
     expect(contract.address.toString()).toEqual(ClassRegistererAddress.toString());
   });
 });

yarn-project/protocol-contracts/src/gas-token/index.test.ts

@@ -1,24 +1,11 @@
-import { EthAddress } from '@aztec/circuits.js';
-import { setupCustomSnapshotSerializers } from '@aztec/foundation/testing';
-
-import omit from 'lodash.omit';
+import { EthAddress, computeContractAddressFromInstance, getContractClassFromArtifact } from '@aztec/circuits.js';
 
 import { getCanonicalGasToken } from './index.js';
 
 describe('GasToken', () => {
-  setupCustomSnapshotSerializers(expect);
   it('returns canonical protocol contract', () => {
-    // if you're updating the snapshots here then you'll also have to update CANONICAL_GAS_TOKEN_ADDRESS in
-    // - noir-projects/noir-contracts/contracts/fpc_contract/src/main.nr
-    // - noir-projects/noir-contracts/contracts/app_subscription_contract/src/main.nr
     const contract = getCanonicalGasToken(EthAddress.ZERO);
-    expect(omit(contract, ['artifact', 'contractClass'])).toMatchSnapshot();
-
-    // bytecode is very large
-    expect(omit(contract.contractClass, ['packedBytecode', 'publicFunctions'])).toMatchSnapshot();
-
-    // this contract has public bytecode
-    expect(contract.contractClass.publicFunctions.map(x => omit(x, 'bytecode'))).toMatchSnapshot();
-    expect(contract.contractClass.packedBytecode.length).toBeGreaterThan(0);
+    expect(computeContractAddressFromInstance(contract.instance)).toEqual(contract.address);
+    expect(getContractClassFromArtifact(contract.artifact).id).toEqual(contract.contractClass.id);
   });
 });

yarn-project/protocol-contracts/src/instance-deployer/index.test.ts

@@ -1,16 +1,14 @@
+import { computeContractAddressFromInstance, getContractClassFromArtifact } from '@aztec/circuits.js';
 import { setupCustomSnapshotSerializers } from '@aztec/foundation/testing';
 
-import omit from 'lodash.omit';
-
 import { InstanceDeployerAddress, getCanonicalInstanceDeployer } from './index.js';
 
 describe('InstanceDeployer', () => {
   setupCustomSnapshotSerializers(expect);
   it('returns canonical protocol contract', () => {
-    // TODO(@spalladino): Consider sorting functions by selector when constructing the contract
-    // class, or even better, when calling loadContractArtifact from the Noir output.
     const contract = getCanonicalInstanceDeployer();
-    expect(omit(contract, 'artifact')).toMatchSnapshot();
+    expect(computeContractAddressFromInstance(contract.instance)).toEqual(contract.address);
+    expect(getContractClassFromArtifact(contract.artifact).id).toEqual(contract.contractClass.id);
     expect(contract.address.toString()).toEqual(InstanceDeployerAddress.toString());
   });
 });