Fix ReferenceError: TextEncoder is not defined

- https://stackoverflow.com/a/77372707
akunzai · Nov 9, 2023 · 6e9daeb · 6e9daeb
1 parent 5b2feab
commit 6e9daeb
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Showing 2 changed files with 13 additions and 7 deletions.
diff --git a/jest.config.js b/jest.config.js
@@ -10,13 +10,8 @@ module.exports = {
     "!src/environment/*.ts",
     "!src/mocks/*.js",
   ],
+  testEnvironment: "./jest.environment.js",
   testEnvironmentOptions: {
     customExportConditions: [''],
-  },
-  globals: {
-    Request,
-    Response,
-    TextEncoder,
-    TextDecoder
-  },
+  }
 };
diff --git a/jest.environment.js b/jest.environment.js
@@ -0,0 +1,11 @@
+import Environment from "jest-environment-jsdom";
+
+export default class CustomTestEnvironment extends Environment {
+    async setup() {
+        await super.setup();
+        this.global.TextEncoder = TextEncoder;
+        this.global.TextDecoder = TextDecoder;
+        this.global.Response = Response;
+        this.global.Request = Request;
+    }
+};