public void AddSingleSubscriptionAction_AllDefaults_EnsureFieldStructure()
{
using var restorePoint = new GraphQLProviderRestorePoint();
GraphQLProviders.TemplateProvider = new SubscriptionEnabledTemplateProvider();
var schema = new GraphSchema() as ISchema;
schema.SetNoAlterationConfiguration();
schema.SetSubscriptionAllowances();
var manager = new GraphSchemaManager(schema);
manager.EnsureGraphType <SimpleMethodController>();
// query always exists
// subscription root was found via the method parsed
// mutation was not provided
Assert.IsTrue(schema.OperationTypes.ContainsKey(GraphCollection.Query));
Assert.IsFalse(schema.OperationTypes.ContainsKey(GraphCollection.Mutation));
Assert.IsTrue(schema.OperationTypes.ContainsKey(GraphCollection.Subscription));
// field for the controller exists
var topFieldName = nameof(SimpleMethodController).Replace(Constants.CommonSuffix.CONTROLLER_SUFFIX, string.Empty);
Assert.IsTrue(schema.OperationTypes[GraphCollection.Subscription].Fields.ContainsKey(topFieldName));
// ensure the field on the subscription operation is the right name (i.e. the controller name)
var topField = schema.OperationTypes[GraphCollection.Subscription][topFieldName];
Assert.IsNotNull(topField);
var type = schema.KnownTypes.FindGraphType(topField) as IObjectGraphType;
var action = TemplateHelper.CreateFieldTemplate <SimpleMethodController>(nameof(SimpleMethodController.TestActionMethod));
// ensure the action was put into the field collection of the controller operation
Assert.IsTrue(type.Fields.ContainsKey(action.Route.Name));
}
