✨(backend) domain accesses create API

Allow to create (POST) a new access for a domain.
Role can be change only to a role available and
depending to the authenticated user.

src/backend/mailbox_manager/tests/api/mail_domain_accesses/test_api_mail_domain_accesses_create.py

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+"""
+Test for mail domain accesses API endpoints in People's core app : create
+"""
+
+import random
+
+import pytest
+from rest_framework import status
+from rest_framework.test import APIClient
+
+from core import factories as core_factories
+
+from mailbox_manager import enums, factories, models
+
+pytestmark = pytest.mark.django_db
+
+
+def test_api_mail_domain__accesses_create_anonymous():
+    """Anonymous users should not be allowed to create mail domain accesses."""
+    user = core_factories.UserFactory()
+    mail_domain = factories.MailDomainFactory()
+    for role in [role[0] for role in enums.MailDomainRoleChoices.choices]:
+        response = APIClient().post(
+            f"/api/v1.0/mail-domains/{mail_domain.slug}/accesses/",
+            {
+                "user": str(user.id),
+                "role": role,
+            },
+            format="json",
+        )
+        assert response.status_code == status.HTTP_401_UNAUTHORIZED
+        assert response.json() == {
+            "detail": "Authentication credentials were not provided."
+        }
+        assert models.MailDomainAccess.objects.exists() is False
+
+
+def test_api_mail_domain__accesses_create_authenticated_unrelated():
+    """
+    Authenticated users should not be allowed to create domain accesses for a domain to
+    which they are not related.
+    """
+    user = core_factories.UserFactory()
+    other_user = core_factories.UserFactory()
+    domain = factories.MailDomainFactory()
+
+    client = APIClient()
+    client.force_login(user)
+    for role in [role[0] for role in enums.MailDomainRoleChoices.choices]:
+        response = client.post(
+            f"/api/v1.0/mail-domains/{domain.slug}/accesses/",
+            {
+                "user": str(other_user.id),
+                "role": role,
+            },
+            format="json",
+        )
+
+        assert response.status_code == status.HTTP_403_FORBIDDEN
+        assert response.json() == {
+            "detail": "You are not allowed to manage accesses for this domain."
+        }
+        assert not models.MailDomainAccess.objects.filter(user=other_user).exists()
+
+
+def test_api_mail_domain__accesses_create_authenticated_viewer():
+    """Viewer of a mail domain should not be allowed to create mail domain accesses."""
+    authenticated_user = core_factories.UserFactory()
+    mail_domain = factories.MailDomainFactory(
+        users=[(authenticated_user, enums.MailDomainRoleChoices.VIEWER)]
+    )
+    other_user = core_factories.UserFactory()
+
+    client = APIClient()
+    client.force_login(authenticated_user)
+    for role in [role[0] for role in enums.MailDomainRoleChoices.choices]:
+        response = client.post(
+            f"/api/v1.0/mail-domains/{mail_domain.slug}/accesses/",
+            {
+                "user": str(other_user.id),
+                "role": role,
+            },
+            format="json",
+        )
+
+        assert response.status_code == status.HTTP_403_FORBIDDEN
+        assert response.json() == {
+            "detail": "You are not allowed to manage accesses for this domain."
+        }
+
+    assert not models.MailDomainAccess.objects.filter(user=other_user).exists()
+
+
+def test_api_mail_domain__accesses_create_authenticated_administrator():
+    """
+    Administrators of a domain should be able to create mail domain accesses
+    except for the "owner" role.
+    """
+    authenticated_user = core_factories.UserFactory()
+    mail_domain = factories.MailDomainFactory(
+        users=[(authenticated_user, enums.MailDomainRoleChoices.ADMIN)]
+    )
+    other_user = core_factories.UserFactory()
+
+    client = APIClient()
+    client.force_login(authenticated_user)
+
+    # It should not be allowed to create an owner access
+    response = client.post(
+        f"/api/v1.0/mail-domains/{mail_domain.slug}/accesses/",
+        {
+            "user": str(other_user.id),
+            "role": enums.MailDomainRoleChoices.OWNER,
+        },
+        format="json",
+    )
+
+    assert response.status_code == status.HTTP_403_FORBIDDEN
+    assert response.json() == {
+        "detail": "Only owners of a domain can assign other users as owners."
+    }
+
+    # It should be allowed to create a lower access
+    for role in [enums.MailDomainRoleChoices.ADMIN, enums.MailDomainRoleChoices.VIEWER]:
+        other_user = core_factories.UserFactory()
+        response = client.post(
+            f"/api/v1.0/mail-domains/{mail_domain.slug}/accesses/",
+            {
+                "user": str(other_user.id),
+                "role": role,
+            },
+            format="json",
+        )
+        assert response.status_code == status.HTTP_201_CREATED
+        new_mail_domain_access = models.MailDomainAccess.objects.filter(
+            user=other_user
+        ).last()
+
+        assert response.json()["id"] == str(new_mail_domain_access.id)
+        assert response.json()["role"] == role
+    assert models.MailDomainAccess.objects.filter(domain=mail_domain).count() == 3
+
+
+def test_api_mail_domain__accesses_create_authenticated_owner():
+    """
+    Owners of a mail domain should be able to create mail domain accesses whatever the role.
+    """
+    authenticated_user = core_factories.UserFactory()
+    mail_domain = factories.MailDomainFactory(
+        users=[(authenticated_user, enums.MailDomainRoleChoices.OWNER)]
+    )
+    other_user = core_factories.UserFactory()
+
+    role = random.choice([role[0] for role in enums.MailDomainRoleChoices.choices])
+
+    client = APIClient()
+    client.force_login(authenticated_user)
+    response = client.post(
+        f"/api/v1.0/mail-domains/{mail_domain.slug}/accesses/",
+        {
+            "user": str(other_user.id),
+            "role": role,
+        },
+        format="json",
+    )
+
+    assert response.status_code == status.HTTP_201_CREATED
+    assert models.MailDomainAccess.objects.filter(user=other_user).count() == 1
+    new_mail_domain_access = models.MailDomainAccess.objects.filter(
+        user=other_user
+    ).get()
+    assert response.json()["id"] == str(new_mail_domain_access.id)
+    assert response.json()["role"] == role