Improve the admin API

tests/integration/admin/test_admin_api.py

@@ -111,6 +111,7 @@ class TestAdminApiSecrets(BaseAdminTests):
     async def test_add_secret(self, admin_server: AdminServer) -> None:
         """Test add_secret."""
         await self.create_client(admin_server, name="testclient")
+
         async with self.http_client(admin_server) as http_client:
             data = {
                 "name": "testsecret",
@@ -160,6 +161,31 @@ class TestAdminApiSecrets(BaseAdminTests):
             assert len(data["secret"]) == 17
             assert "testclient" in [cl["name"] for cl in data["clients"]]
 
+    @allure.title("Test adding a secret with client ID")
+    @allure.description("Ensure that we can refer to clients with their IDs")
+    @pytest.mark.asyncio
+    async def test_add_secret_with_clientid(self, admin_server: AdminServer) -> None:
+        """Test add secret with client ID as distinguisher."""
+        client = await self.create_client(admin_server, name="testclient")
+
+        async with self.http_client(admin_server) as http_client:
+            data = {
+                "name": "testsecret",
+                "clients": [str(client.id)],
+                "value": "secret",
+                "client_distinguisher": "id",
+            }
+
+            resp = await http_client.post("api/v1/secrets/", json=data)
+            assert resp.status_code == 200
+
+        async with self.http_client(admin_server) as http_client:
+            resp = await http_client.get("api/v1/secrets/testsecret")
+            assert resp.status_code == 200
+            data = resp.json()
+            client_names = [cl["name"] for cl in data["clients"]]
+            assert "testclient" in client_names
+
     @allure.title("Test updating a secret")
     @allure.description("Test that we can update the value of a stored secret.")
     @pytest.mark.asyncio