Tests de la funcionalidad login

essenza/user/tests.py

@@ -1,3 +1,66 @@
 from django.test import TestCase
 
 # Create your tests here.
+# user/tests/test_login.py
+from django.test import TestCase
+from django.urls import reverse
+from django.contrib.auth import get_user_model
+from django.conf import settings
+
+User = get_user_model()
+
+class LoginViewTests(TestCase):
+    def setUp(self):
+        # usuario de prueba
+        self.username = "user1"
+        self.email = "user1@example.com"
+        self.password = "pass1234"
+        self.user = User.objects.create_user(
+            username=self.username,
+            email=self.email,
+            password=self.password
+        )
+        self.login_url = reverse("user:login")  
+        self.home_url = reverse("home")     
+
+    #1. comprueba que la pagina de login carga correctamente
+    def test_get_login_page_returns_200(self):
+        resp = self.client.get(self.login_url)
+        self.assertEqual(resp.status_code, 200)
+        self.assertContains(resp, "Iniciar sesión")  
+        self.assertContains(resp, "ESSENZA")      
+
+    #2. si email y contraseña validas redirige a home
+    def test_login_with_valid_email_redirects_home(self):
+        data = {"email": self.email, "password": self.password}
+        resp = self.client.post(self.login_url, data, follow=False)
+        self.assertEqual(resp.status_code, 302, resp.content)
+        self.assertEqual(resp["Location"], self.home_url)
+
+    #3. si email y contraseña no validas muestra error
+    def test_login_with_invalid_passwordAndEmail_shows_error(self):
+        data = {"email": "wrong", "password": "wrong"}
+        resp = self.client.post(self.login_url, data)
+        self.assertEqual(resp.status_code, 200)
+        self.assertContains(resp, "Usuario o contraseña incorrectos")
+
+    #4. si email no es valido muestra error
+    def test_login_with_invalid_email_shows_error(self):
+        data = {"email": "wrong", "password": self.password}
+        resp = self.client.post(self.login_url, data)
+        self.assertEqual(resp.status_code, 200)
+        self.assertContains(resp, "Usuario o contraseña incorrectos")
+
+    #5. si contraseña no es valida muestra error
+    def test_login_with_invalid_password_shows_error(self):
+        data = {"email": self.email, "password": "wrong"}
+        resp = self.client.post(self.login_url, data)
+        self.assertEqual(resp.status_code, 200)
+        self.assertContains(resp, "Usuario o contraseña incorrectos")
+
+    #6. simula un usuario ya autenticado, no puede acceder a login y redirige a home, ya que ya esta logueado
+    def test_authenticated_user_visiting_login_redirects_home(self):
+        self.client.login(email=self.email, password=self.password)
+        resp = self.client.get(self.login_url, follow=False)
+        self.assertEqual(resp.status_code, 302, resp.content)
+        self.assertEqual(resp["Location"], self.home_url)

essenza/user/urls.py

@@ -3,6 +3,8 @@
 from django.http import HttpResponse
 from user import views
 
+app_name = "user"
+
 urlpatterns = [
     path('login/', views.LoginView.as_view(), name='login'),
     path('logout/', views.LogoutView.as_view(), name='logout'),