solution 4.10: Blog list tests, step3

README.md

@@ -23,7 +23,7 @@ npm test
 ## b. Testing the backend
 
 - [Exercises 4.8.-4.12.](https://fullstackopen.com/es/part4/probando_el_backend#ejercicios-4-8-4-12)
-  _Details solutions: [4.8](https://github.com/patchamama/fullstackopen-part4-bloglist/commit/f4361d4a4973e98d2368596056f9257e1487565d) | [4.9]() | [4.10]() | [4.11]() | [4.12]()_
+  _Details solutions: [4.8](https://github.com/patchamama/fullstackopen-part4-bloglist/commit/f4361d4a4973e98d2368596056f9257e1487565d) | [4.9](https://github.com/patchamama/fullstackopen-part4-bloglist/commit/6b9903229f75ed7def60d4f81a386e61997a9341) | [4.10]() | [4.11]() | [4.12]()_
 
 ## c. User administration
 

tests/note_api.test.js

@@ -54,6 +54,28 @@ test('unknown endpoint in api url', async () => {
   expect(response.body.error).toBe('unknown endpoint')
 })
 
+test('a valid blog can be added', async () => {
+  const newBlog = {
+    title: 'Fugas o la ansiedad de sentirse vivo',
+    author: 'A. Pacheco',
+    url: 'https://unlibroenmimochila.blogspot.com/2017/12/fugas-o-la-ansiedad-de-sentirse-vivo.html',
+    likes: 4,
+  }
+
+  await api
+    .post('/api/blogs')
+    .send(newBlog)
+    .expect(201)
+    .expect('Content-Type', /application\/json/)
+
+  const response = await api.get('/api/blogs')
+
+  const contents = response.body.map((r) => r.title)
+
+  expect(response.body).toHaveLength(initialBlogs.length + 1)
+  expect(contents).toContain('Fugas o la ansiedad de sentirse vivo')
+})
+
 test('unique identifier property of the blog posts is named id,', async () => {
   const response = await api.get('/api/blogs')
   const contents = response.body[0]