//go:build e2e
// +build e2e

/*
Copyright 2020 The Knative Authors

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package e2e

import (
	"context"
	"strings"
	"testing"

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/utils/pointer"

	eventingduckv1 "knative.dev/eventing/pkg/apis/duck/v1"
	v1 "knative.dev/eventing/pkg/apis/eventing/v1"
	"knative.dev/eventing/test/e2e/helpers"
	testlib "knative.dev/eventing/test/lib"
	"knative.dev/eventing/test/lib/resources"
)

// ChannelBasedBrokerCreator creates a BrokerCreator that creates a broker based on the channel parameter.
func ChannelBasedBrokerCreator(channel metav1.TypeMeta, brokerClass string) helpers.BrokerCreatorWithRetries {
	return func(client *testlib.Client, numRetries int32) string {
		brokerName := strings.ToLower(channel.Kind)

		// create a ConfigMap used by the broker.
		config := client.CreateBrokerConfigMapOrFail("config-"+brokerName, &channel)

		backoff := eventingduckv1.BackoffPolicyLinear

		// create a new broker.
		client.CreateBrokerOrFail(brokerName,
			resources.WithBrokerClassForBroker(brokerClass),
			resources.WithConfigForBroker(config),
			func(broker *v1.Broker) {
				broker.Spec.Delivery = &eventingduckv1.DeliverySpec{
					Retry:         &numRetries,
					BackoffPolicy: &backoff,
					BackoffDelay:  pointer.StringPtr("PT1S"),
				}
			},
		)

		return brokerName
	}
}

func TestBrokerRedelivery(t *testing.T) {

	channelTestRunner.RunTests(t, testlib.FeatureRedelivery, func(t *testing.T, component metav1.TypeMeta) {

		brokerCreator := ChannelBasedBrokerCreator(component, brokerClass)

		helpers.BrokerRedelivery(context.Background(), t, brokerCreator)
	})
}
