check private network

Author: jremy42

internal/services/mongodb/instance_test.go

@@ -412,6 +412,10 @@ func TestAccMongoDBInstance_WithPublicNetwork(t *testing.T) {
 					resource.TestCheckResourceAttrSet("scaleway_mongodb_instance.main", "public_network.0.id"),
 					resource.TestCheckResourceAttrSet("scaleway_mongodb_instance.main", "public_network.0.port"),
 					resource.TestCheckResourceAttrSet("scaleway_mongodb_instance.main", "public_network.0.dns_record"),
+					resource.TestCheckResourceAttr("scaleway_mongodb_instance.main", "private_network.#", "1"),
+					resource.TestCheckResourceAttrSet("scaleway_mongodb_instance.main", "private_network.0.id"),
+					resource.TestCheckResourceAttrSet("scaleway_mongodb_instance.main", "private_network.0.port"),
+					resource.TestCheckResourceAttrSet("scaleway_mongodb_instance.main", "private_network.0.dns_records.#"),
 				),
 			},
 		},