chore: update unit tests for verify plugin

packages/hardhat-zksync-verify/package.json

@@ -22,7 +22,7 @@
     "fmt": "yarn prettier --write",
     "eslint": "eslint 'src/**/*.ts' 'test/**/*.ts'",
     "prettier": "prettier 'src/**/*.ts' 'test/**/*.ts'",
-    "test": "NODE_ENV=test c8 mocha test/tests.ts --no-timeout --exit",
+    "test": "c8 mocha --recursive \"test/tests/**/*.ts\" --exit",
     "build": "tsc --build .",
     "clean": "rimraf dist"
   },

packages/hardhat-zksync-verify/src/plugin.ts

@@ -2,7 +2,6 @@ import { TASK_FLATTEN_GET_FLATTENED_SOURCE } from 'hardhat/builtin-tasks/task-na
 import { Artifacts, HardhatRuntimeEnvironment, ResolvedFile } from 'hardhat/types';
 import { isFullyQualifiedName, parseFullyQualifiedName } from 'hardhat/utils/contract-names';
 import {
-    MULTIPLE_MATCHING_CONTRACTS,
     CONTRACT_NAME_NOT_FOUND,
     NO_MATCHING_CONTRACT,
     LIBRARIES_EXPORT_ERROR,
@@ -48,8 +47,6 @@ export async function inferContractArtifacts(
 
     if (contractMatches.length === 0) throw new ZkSyncVerifyPluginError(NO_MATCHING_CONTRACT);
 
-    if (contractMatches.length > 1) throw new ZkSyncVerifyPluginError(MULTIPLE_MATCHING_CONTRACTS);
-
     return contractMatches[0];
 }
 

packages/hardhat-zksync-verify/src/task-actions.ts

@@ -21,7 +21,7 @@ import {
     BUILD_INFO_NOT_FOUND_ERROR,
 } from './constants';
 
-import { encodeArguments, retrieveContractBytecode } from './utils';
+import { encodeArguments, extractModule, retrieveContractBytecode } from './utils';
 import { Libraries } from './types';
 import { ZkSyncVerifyPluginError } from './errors';
 import { parseFullyQualifiedName } from 'hardhat/utils/contract-names';
@@ -109,7 +109,7 @@ export async function getConstructorArguments(
     const constructorArgsModulePath = path.resolve(process.cwd(), args.constructorArgsModule);
 
     try {
-        const constructorArguments = (await import(constructorArgsModulePath)).default;
+        const constructorArguments = await extractModule(constructorArgsModulePath);
 
         // Since our plugin supports both encoded and decoded constructor arguments, we need to check how are they passed
         if (!Array.isArray(constructorArguments) && !constructorArguments.startsWith('0x')) {
@@ -246,7 +246,7 @@ export async function getContractInfo(
             deployedBytecode
         );
 
-        if (contractInformation === null) {
+        if (contractInformation === undefined || contractInformation === null) {
             throw new ZkSyncVerifyPluginError(NO_MATCHING_CONTRACT);
         }
     } else {

packages/hardhat-zksync-verify/src/utils.ts

@@ -99,3 +99,8 @@ export function parseWrongConstructorArgumentsError(string: string): string {
 
     return `The number of constructor arguments you provided (${data['values']}) does not match the number of constructor arguments the contract has been deployed with (${data['types']}).`;
 }
+
+export async function extractModule(constructorArgsModulePath: string) {
+    const constructorArguments = (await import(constructorArgsModulePath)).default;
+    return constructorArguments;
+}

packages/hardhat-zksync-verify/test/fixture-projects/localGreeter/args.js

@@ -0,0 +1,3 @@
+module.exports = {
+    "name": "localGreeter",
+}

packages/hardhat-zksync-verify/test/fixture-projects/localGreeter/contracts/Contract.sol

@@ -0,0 +1,5 @@
+//SPDX-License-Identifier: Unlicense
+pragma solidity ^0.8.16;
+
+contract Contract {
+}