chore: add tests

README.md

@@ -14,6 +14,12 @@ Fetch all SpaceX Dragons from your WunderGraph.
 curl -X GET http://localhost:9991/operations/Dragons
 ```
 
+### Run tests
+
+```shell
+npm test
+```
+
 ### Deploy to WunderGraph Cloud
 
 1. Fork this repo

jest.config.js

@@ -0,0 +1,8 @@
+module.exports = {
+	roots: ['<rootDir>/test/'],
+	transform: {
+		'^.+\\.(t|j)sx?$': '@swc/jest',
+	},
+	testRegex: '(/__tests__/.*|\\.(test|spec))\\.[tj]sx?$',
+	moduleFileExtensions: ['ts', 'js'],
+};

package.json

@@ -5,15 +5,20 @@
   "scripts": {
     "start": "wunderctl up --debug",
     "build": "wunderctl generate --debug",
-    "check": "tsc --noEmit"
+    "check": "tsc --noEmit",
+    "test": "jest"
   },
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@wundergraph/sdk": "^0.134.0"
+    "@wundergraph/sdk": "0.134.0"
   },
   "devDependencies": {
+    "@jest/globals": "^29.4.3",
+    "@swc/core": "^1.3.36",
+    "@swc/jest": "^0.2.24",
     "@types/node": "^14.14.37",
-    "typescript": "^4.8.2"
+    "jest": "^29.4.3",
+    "typescript": "^4.9.5"
   }
 }

test/index.test.ts

@@ -0,0 +1,16 @@
+import { afterAll, beforeAll, describe, expect, test } from '@jest/globals';
+import { createTestServer } from '../.wundergraph/generated/testing';
+
+const wg = createTestServer();
+beforeAll(() => wg.start());
+afterAll(() => wg.stop());
+
+describe('SpaceX API', () => {
+	test('Should return dragons', async () => {
+		const result = await wg.client().query({
+			operationName: 'Dragons',
+		});
+		const dragons = result.data?.spacex_dragons;
+		expect(dragons?.length).toBeGreaterThan(0);
+	});
+});