Set up Django Admin for the User model

app/core/admin.py

@@ -1,3 +1,40 @@
-from django.contrib import admin # noqa
+from django.contrib import admin
+from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
+from django.utils.translation import gettext_lazy as _
 
-# Register your models here.
+from core import models
+
+class UserAdmin(BaseUserAdmin):
+    ordering = ['id']
+    list_display = ['email', 'name']
+    fieldsets = (
+        (None, {'fields': ('email', 'password')}),
+        (
+            _('Permissions'),
+            {
+                'fields': (
+                    'is_active',
+                    'is_staff',
+                    'is_superuser'
+                )
+            }
+        ),
+        (_('Important dates'), {'fields': ('last_login',)})
+    )
+    readonly_fields = ['last_login']
+    add_fieldsets = (
+        (None, {
+            'classes': ('wide',),
+            'fields': (
+                'email',
+                'password1',
+                'password2',
+                'name',
+                'is_active',
+                'is_staff',
+                'is_superuser'
+            )
+        }),
+    )
+
+admin.site.register(models.User, UserAdmin)

app/core/tests/test_admin.py

@@ -0,0 +1,39 @@
+from django.test import TestCase
+from django.contrib.auth import get_user_model
+from django.urls import reverse
+from django.test import Client
+
+class AdminSiteTests(TestCase):
+
+    def setUp(self):
+        self.client = Client()
+        self.admin_user = get_user_model().objects.create_superuser(
+            email='[email protected]',
+            password='testpass123'
+        )
+        self.client.force_login(self.admin_user)
+
+        self.user = get_user_model().objects.create_user(
+            email='[email protected]',
+            password='testpass123',
+            name='Test User'
+        )
+
+    def test_users_list(self):
+        url = reverse('admin:core_user_changelist')
+        res = self.client.get(url)
+
+        self.assertContains(res, self.user.name)
+        self.assertContains(res, self.user.email)
+
+    def test_edit_user_page(self):
+        url = reverse('admin:core_user_change', args=[self.user.id])
+        res = self.client.get(url)
+
+        self.assertEqual(res.status_code, 200)
+
+    def test_create_user_page(self):
+        url = reverse('admin:core_user_add')
+        res = self.client.get(url)
+
+        self.assertEqual(res.status_code, 200)