organize tests into units

tests/api/VorgangVorgangPIN.test.ts

@@ -0,0 +1,43 @@
+import { describe, test, expect, vi } from 'vitest';
+import { GET } from '$root/routes/api/vorgang/[vorgang]/vorgangPIN/+server';
+import { db } from '$lib/server/dbService';
+
+const mockEvent = {
+	params: { vorgang: '123' }
+};
+
+vi.mock('$lib/server/dbService', () => ({
+	db: {
+		prepare: vi.fn()
+	}
+}));
+
+describe('API-Endpoint: Vorgang-PIN', () => {
+	test('Vorgang PIN: Erfolgreich', async () => {
+		// only interested in PIN value
+		const mockPIN = 'pin-123';
+		const mockRow = { pin: mockPIN };
+
+		const getMock = vi.fn().mockReturnValue(mockRow);
+
+		db.prepare.mockReturnValue({ get: getMock });
+		const response = await GET(mockEvent);
+		expect(response.status).toBe(200);
+
+		const body = await response.text();
+		expect(body).toEqual(mockPIN);
+	});
+
+	test('Vorgang PIN: Nicht erfolgreich', async () => {
+		const mockRow = {};
+
+		const getMock = vi.fn().mockReturnValue(mockRow);
+
+		db.prepare.mockReturnValue({ get: getMock });
+		const response = await GET(mockEvent);
+		expect(response.status).toBe(404);
+
+		const body = await response.text();
+		expect(body).toEqual('');
+	});
+});