example-of-crud-in-django-w.../tests/libros/test_views.py

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# tests/libros/test_views.py
import pytest
from app.libros.models import Libros
@pytest.mark.django_db
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def test_add_book(client):
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# Given
libros = Libros.objects.all()
assert len(libros) == 0
# When
resp = client.post(
"/api/libros/",
{
"title": "El fin de la eternidad",
"genre": "Ciencia Ficción",
"author": "Isaac Asimov",
"year": "1955",
},
content_type="application/json"
)
# Then
assert resp.status_code == 201
assert resp.data["title"] == "El fin de la eternidad"
libros = Libros.objects.all()
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assert len(libros) == 1
@pytest.mark.django_db
def test_get_single_book(client):
# Given
libro = Libros.objects.create(
title="El fin de la eternidad",
genre="Ciencia Ficción",
author="Isaac Asimov",
year="1955",
)
# When
resp = client.get(f"/api/libros/{libro.id}/")
# Then
assert resp.status_code == 200
assert resp.data["title"] == "El fin de la eternidad"
@pytest.mark.django_db
def test_get_single_book_incorrect_id(client):
# When
resp = client.get(f"/api/libros/-1/")
# Then
assert resp.status_code == 404
@pytest.mark.django_db
def test_get_all_books(client, faker):
# Given
def create_random_book():
return Libros.objects.create(
title=faker.name(),
genre=faker.job(),
author=faker.name_nonbinary(),
year=faker.year(),
)
libro_1 = create_random_book()
libro_2 = create_random_book()
# When
resp = client.get(f"/api/libros/")
# Then
assert resp.status_code == 200
assert resp.data[0]["title"] == libro_1.title
assert resp.data[1]["title"] == libro_2.title