Includes @types/jest global types

Author: bastianeicher

jest.config.js

@@ -7,6 +7,6 @@ module.exports = {
     "**/?(*.)+(spec|test).ts"
   ],
   transform: {
-    "\\.ts$": "ts-jest"
+    "\\.ts$": ["ts-jest", { tsconfig: "tsconfig.test.json" }]
   },
 };

tsconfig.test.json

@@ -0,0 +1,12 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "types": ["jest", "node"]
+  },
+  "include": [
+    "**/*.test.ts"
+  ],
+  "exclude": [
+    "node_modules"
+  ]
+}