feat(new-tool): json to csv converter

src/tools/json-to-csv/json-to-csv.e2e.spec.ts

@@ -0,0 +1,29 @@
+import { expect, test } from '@playwright/test';
+
+test.describe('Tool - JSON to CSV', () => {
+  test.beforeEach(async ({ page }) => {
+    await page.goto('/json-to-csv');
+  });
+
+  test('Has correct title', async ({ page }) => {
+    await expect(page).toHaveTitle('JSON to CSV - IT Tools');
+  });
+
+  test('Provided json is converted to csv', async ({ page }) => {
+    await page.getByTestId('input').fill(`
+[
+  {'Age': 18.0, 'Salary': 20000.0, 'Gender': 'Male', 'Country': 'Germany', 'Purchased': 'N'},
+  {'Age': 19.0, 'Salary': 22000.0, 'Gender': 'Female', 'Country': 'France', 'Purchased': 'N'},
+]
+    `);
+
+    const generatedJson = await page.getByTestId('area-content').innerText();
+
+    expect(generatedJson.trim()).toEqual(`
+Age,Salary,Gender,Country,Purchased
+18,20000,Male,Germany,N
+19,22000,Female,France,N
+   `.trim(),
+    );
+  });
+});