feat: add ts-jest to webdriver-ts

Author: nakrovati

webdriver-ts/.eslintrc.json

@@ -1,9 +1,7 @@
 {
   "root": true,
   "parser": "@typescript-eslint/parser",
-  "plugins": [
-    "@typescript-eslint"
-  ],
+  "plugins": ["@typescript-eslint"],
   "extends": [
     "eslint:recommended",
     "plugin:@typescript-eslint/eslint-recommended",
@@ -19,4 +17,4 @@
     "require-await": "error",
     "@typescript-eslint/no-floating-promises": "error"
   }
-}
+}

webdriver-ts/jest.config.js

@@ -0,0 +1,20 @@
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+export default {
+  modulePathIgnorePatterns: ["<rootDir>/dist/"],
+  clearMocks: true,
+  coverageProvider: "v8",
+  // Need for mapping imported .js as .ts. Required due to moduleResolution: "NodeNext" in tsconfig.json.
+  extensionsToTreatAsEsm: [".ts"],
+  moduleNameMapper: {
+    "^(\\.{1,2}/.*)\\.js$": "$1",
+  },
+  transform: {
+    "^.+\\.tsx?$": [
+      "ts-jest",
+      {
+        isolatedModules: true,
+        useESM: true,
+      },
+    ],
+  },
+};