added the first login tests

ref #45

src/tests/auth/auth_login.spec.ts

@@ -0,0 +1,49 @@
+import axios from 'axios';
+import { config } from '../../config';
+const base = "http://localhost:" + config.internal_port
+
+let axios_config;
+
+beforeAll(async () => {
+    axios_config = {
+        validateStatus: undefined
+    };
+});
+
+describe('POST /api/auth/login valid', () => {
+    it('valid login should return 200', async () => {
+        const res = await axios.post(base + '/api/auth/login', { username: "demo", password: "demo" }, axios_config);
+        expect(res.status).toEqual(200);
+        expect(res.headers['content-type']).toContain("application/json")
+    });
+});
+// ---------------
+describe('POST /api/auth/login invalid body', () => {
+    it('Loging without a body should return 400', async () => {
+        const res = await axios.post(base + '/api/auth/login', null, axios_config);
+        expect(res.status).toEqual(400);
+    });
+    it('Loging without a password should return 400', async () => {
+        const res = await axios.post(base + '/api/auth/login', { username: "demo" }, axios_config);
+        expect(res.status).toEqual(400);
+    });
+    it('Loging with invalid mail format should return 400', async () => {
+        const res = await axios.post(base + '/api/auth/login', { email: "demo", password: "demo" }, axios_config);
+        expect(res.status).toEqual(400);
+    });
+    it('Loging without a username/mail should return 404', async () => {
+        const res = await axios.post(base + '/api/auth/login', { password: "demo" }, axios_config);
+        expect(res.status).toEqual(404);
+    });
+});
+// ---------------
+describe('POST /api/auth/login nonexistant user', () => {
+    it('login with nonexistant username should return 404', async () => {
+        const res = await axios.post(base + '/api/auth/login', { username: "-1", password: "demo" }, axios_config);
+        expect(res.status).toEqual(404);
+    });
+    it('login with nonexistant mail should return 404', async () => {
+        const res = await axios.post(base + '/api/auth/login', { email: "test@example.com", password: "demo" }, axios_config);
+        expect(res.status).toEqual(404);
+    });
+});