Remove hardhat and related dependencies, replace with vitest

Author: jeffsmale90

package.json

@@ -32,14 +32,6 @@
     "@metamask/eslint-config": "^12.0.0",
     "@metamask/eslint-config-nodejs": "^12.0.0",
     "@metamask/eslint-config-typescript": "^12.0.0",
-    "@nomicfoundation/hardhat-ignition": "^0.15.1",
-    "@nomicfoundation/hardhat-ignition-viem": "^0.15.0",
-    "@nomicfoundation/hardhat-network-helpers": "^1.0.9",
-    "@nomicfoundation/hardhat-toolbox-viem": "^3.0.0",
-    "@nomicfoundation/hardhat-verify": "^2.0.0",
-    "@nomicfoundation/hardhat-viem": "^2.0.0",
-    "@nomicfoundation/ignition-core": "^0.15.1",
-    "@nomiclabs/hardhat-ethers": "^2.2.3",
     "@types/keccak": "^3.0.4",
     "@typescript-eslint/eslint-plugin": "^5.42.1",
     "@typescript-eslint/parser": "^5.42.1",

packages/delegation-toolkit/hardhat.config.ts

@@ -84,8 +84,8 @@
     "changelog:update": "../../scripts/update-changelog.sh @metamask/delegation-toolkit",
     "changelog:validate": "../../scripts/validate-changelog.sh @metamask/delegation-toolkit",
     "clean": "rm -rf dist",
-    "test": "hardhat test --tsconfig hardhat.tsconfig.json",
-    "test:watch": "npx nodemon -e ts -w ./test -w ./src -x \"yarn test\"",
+    "test": "npx vitest run",
+    "test:watch": "npx vitest watch",
     "format": "prettier --write \"src/**/*.{ts,tsx}\" --ignore-path .prettierignore",
     "lint": "yarn lint:eslint",
     "lint:complete": "yarn lint:eslint && yarn lint:constraints && yarn lint:misc --check && yarn lint:dependencies --check && yarn lint:changelog",
@@ -104,15 +104,10 @@
     "allowScripts": {
       "@lavamoat/preinstall-always-fail": false,
       "tsup>esbuild": true,
-      "hardhat>@nomicfoundation/ethereumjs-blockchain>level>classic-level": false,
-      "hardhat>@nomicfoundation/ethereumjs-tx>ethereum-cryptography>secp256k1": false,
-      "hardhat>keccak": false,
       "viem>ws>bufferutil": false,
       "viem>ws>utf-8-validate": false,
-      "@nomicfoundation/hardhat-toolbox-viem>solidity-coverage>hardhat>@nomicfoundation/ethereumjs-tx>ethereum-cryptography>secp256k1": false,
-      "@nomicfoundation/hardhat-toolbox-viem>solidity-coverage>hardhat>keccak": false,
-      "@nomicfoundation/hardhat-ignition-viem>@nomicfoundation/hardhat-ignition>hardhat>@nomicfoundation/ethereumjs-tx>ethereum-cryptography>secp256k1": false,
-      "@nomicfoundation/hardhat-ignition-viem>@nomicfoundation/hardhat-ignition>hardhat>keccak": false
+      "vitest>vite>esbuild": false,
+      "vitest>vite>tsx>esbuild": false
     }
   },
   "dependencies": {
@@ -129,35 +124,21 @@
     "@metamask/eslint-config": "^12.0.0",
     "@metamask/eslint-config-nodejs": "^12.0.0",
     "@metamask/eslint-config-typescript": "^12.0.0",
-    "@nomicfoundation/hardhat-ignition": "^0.15.1",
-    "@nomicfoundation/hardhat-ignition-viem": "^0.15.0",
-    "@nomicfoundation/hardhat-network-helpers": "^1.0.9",
-    "@nomicfoundation/hardhat-toolbox-viem": "^3.0.0",
-    "@nomicfoundation/hardhat-verify": "^2.0.0",
-    "@nomicfoundation/hardhat-viem": "^2.0.0",
-    "@nomicfoundation/ignition-core": "^0.15.1",
-    "@types/chai": "4",
-    "@types/chai-as-promised": "^7.1.8",
-    "@types/mocha": "10.0.2",
     "@types/node": "^20.10.6",
     "@types/sinon": "^17.0.3",
     "@typescript-eslint/eslint-plugin": "^5.42.1",
     "@typescript-eslint/parser": "^5.42.1",
-    "chai": "4",
-    "chai-as-promised": "^7.1.1",
     "dotenv": "^16.3.1",
     "eslint": "^8.56.0",
-    "hardhat": "^2.20.1",
-    "hardhat-gas-reporter": "^1.0.8",
     "import": "^0.0.6",
     "prettier": "^3.3.3",
     "sinon": "^18.0.0",
-    "solidity-coverage": "^0.8.1",
     "ts-node": "^10.9.2",
     "tsconfig-paths": "^4.2.0",
     "tsup": "^8.5.0",
     "typescript": "5.0.4",
-    "viem": "2.21.55"
+    "viem": "2.21.55",
+    "vitest": "^3.2.4"
   },
   "peerDependencies": {
     "viem": ">=2.18.2 <3.0.0"

packages/delegation-toolkit/hardhat.tsconfig.json

@@ -1,6 +1,6 @@
-import { expect } from 'chai';
 import { spy } from 'sinon';
 import { toHex } from 'viem';
+import { expect, describe, it, beforeEach } from 'vitest';
 
 import { CaveatBuilder } from '../../src/caveatBuilder/caveatBuilder';
 import type { Caveat, DeleGatorEnvironment } from '../../src/types';

packages/delegation-toolkit/package.json

@@ -1,5 +1,5 @@
-import { expect } from 'chai';
 import { concat, size, toHex, type Hex } from 'viem';
+import { expect, describe, it } from 'vitest';
 
 import { allowedCalldataBuilder } from '../../src/caveatBuilder/allowedCalldataBuilder';
 import type { DeleGatorEnvironment } from '../../src/types';

packages/delegation-toolkit/test/caveatBuilder/CaveatBuilder.test.ts

@@ -1,6 +1,6 @@
-import { expect } from 'chai';
 import { concat, toFunctionSelector, size } from 'viem';
 import type { AbiFunction, Hex } from 'viem';
+import { expect, describe, it } from 'vitest';
 
 import type { MethodSelector } from '../../src/caveatBuilder/allowedMethodsBuilder';
 import { allowedMethodsBuilder } from '../../src/caveatBuilder/allowedMethodsBuilder';

packages/delegation-toolkit/test/caveatBuilder/allowedCalldataBuilder.test.ts

@@ -1,6 +1,5 @@
-import { expect } from 'chai';
-import { concat, size } from 'viem';
-import type { Address, Hex } from 'viem';
+import { concat, size, type Address, type Hex } from 'viem';
+import { expect, describe, it } from 'vitest';
 
 import { allowedTargetsBuilder } from '../../src/caveatBuilder/allowedTargetsBuilder';
 import type { DeleGatorEnvironment } from '../../src/types';

packages/delegation-toolkit/test/caveatBuilder/allowedMethodsBuilder.test.ts

@@ -1,5 +1,5 @@
-import { expect } from 'chai';
 import { size, type Hex } from 'viem';
+import { expect, describe, it } from 'vitest';
 
 import { argsEqualityCheckBuilder } from '../../src/caveatBuilder/argsEqualityCheckBuilder';
 import type { DeleGatorEnvironment } from '../../src/types';

packages/delegation-toolkit/test/caveatBuilder/allowedTargetsBuilder.test.ts

@@ -1,5 +1,5 @@
-import { expect } from 'chai';
 import { concat, size, toHex } from 'viem';
+import { expect, describe, it } from 'vitest';
 
 import { blockNumberBuilder } from '../../src/caveatBuilder/blockNumberBuilder';
 import type { DeleGatorEnvironment } from '../../src/types';