test: added supertest

src/server/server.ts

@@ -0,0 +1,32 @@
+import * as bodyParser from 'body-parser';
+import cors from 'cors';
+import express, { Request, Response } from 'express';
+import { Validator } from 'jsonschema';
+import { addition } from '../utils/addition';
+
+const server = express();
+server.use(cors());
+server.use(express.json());
+server.use(bodyParser.json());
+
+const validator = new Validator();
+const schema = {
+  id: '/PostRequest',
+  type: 'object',
+  properties: {
+    value: { type: 'number' }
+  },
+  required: ['value']
+};
+
+server.post('/', (req: Request, res: Response) => {
+  if (!validator.validate(req.body, schema).valid) {
+    return res.status(400).json({ message: 'Malformed query parameters' });
+  }
+
+  return res.json({
+    response: addition(parseInt(req.body.value))
+  });
+});
+
+export default server;