added test with jasmine

package.json

@@ -24,6 +24,7 @@
     "@types/jasmine": "^3.10.3",
     "@types/node": "^17.0.9",
     "@types/sharp": "^0.29.5",
+    "@types/supertest": "^2.0.11",
     "@typescript-eslint/eslint-plugin": "^5.10.1",
     "@typescript-eslint/parser": "^5.10.1",
     "eslint": "^8.7.0",
@@ -31,13 +32,14 @@
     "eslint-plugin-prettier": "^4.0.0",
     "jasmine": "^4.0.2",
     "jasmine-spec-reporter": "^7.0.0",
-    "nodemon": "^2.0.15",
     "ts-node": "^10.4.0",
     "typescript": "^4.5.4"
   },
   "dependencies": {
     "express": "^4.17.2",
+    "nodemon": "^2.0.15",
     "path": "^0.12.7",
-    "sharp": "^0.29.3"
+    "sharp": "^0.29.3",
+    "supertest": "^6.2.2"
   }
 }

src/index.ts

@@ -1,5 +1,5 @@
-import express from 'express';
-import routes from './routes/routesIndex'
+import express from 'express'
+import routes from './routes/index'
 
 const app = express();
 const port = 3000;
@@ -18,3 +18,4 @@ app.listen(port, () => {
 })
 
 
+export default app;

src/routes/api/image.ts

@@ -49,6 +49,9 @@ image.get('/', async (req: express.Request, res: express.Response): Promise<void
     } else if (fileName) {
         // display original image if we only have filename parameter in the request
         res.sendFile(inputimgPath);
+    } else {
+        res.status(404).send("Something went wrong");
+        return;
     }
 })
 

src/tests/indexSpec.ts

@@ -0,0 +1,42 @@
+import app from "../index"
+import image from "../routes/api/image"
+import supertest from "supertest"
+
+const request = supertest(app);
+
+// Endpoint testing
+describe('Test endpoint responses', () => {
+    it('Get the api endpoint', async () => {
+        const response = await request.get('/api/image?filename=fjord');
+        expect(response.status).toBe(200);
+    })
+    it('Throw an error if the image name is incorrect', async () => {
+        const response = await request.get('/api/image?filename=test');
+        expect(response.status).toBe(404);
+    })
+    it('Working if we only have a filename in the url', async () => {
+        const response = await request.get('/api/image?filename=encenadaport');
+        expect(response.status).toBe(200);
+    })
+})
+
+// Image resize test
+
+describe('Test of the image endpoint with resize', () => {
+    it('Resize working with filename and width parameter', async () => {
+        const response = await request.get('/api/image?filename=encenadaport&height=200');
+        expect(response.status).toBe(200);
+    })
+    it('Resize working with filename and height parameter', async () => {
+        const response = await request.get('/api/image?filename=encenadaport&width=200');
+        expect(response.status).toBe(200);
+    })
+    it('Resize working with filename and width, height parameter', async () => {
+        const response = await request.get('/api/image?filename=encenadaport&height=200');
+        expect(response.status).toBe(200);
+    })
+    
+})
+
+
+

tsconfig.json

@@ -98,5 +98,5 @@
     // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
     "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
   },
-  "exclude": ["node_modules", "build", "spec"]
+  "exclude": ["node_modules", "build"]
 }