// Copyright 2020 Banzai Cloud
//
// 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 controllers

import (
	"os"
	"path/filepath"
	"testing"

	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"

	"github.com/banzaicloud/operator-tools/pkg/utils"
	monitoringv1alpha1 "github.com/banzaicloud/thanos-operator/pkg/sdk/api/v1alpha1"
	"k8s.io/client-go/kubernetes/scheme"
	"k8s.io/client-go/rest"
	"sigs.k8s.io/controller-runtime/pkg/client"
	"sigs.k8s.io/controller-runtime/pkg/envtest"
	logf "sigs.k8s.io/controller-runtime/pkg/log"
	// +kubebuilder:scaffold:imports
)

// These tests use Ginkgo (BDD-style Go testing framework). Refer to
// http://onsi.github.io/ginkgo/ to learn more about Ginkgo.

var cfg *rest.Config
var k8sClient client.Client
var testEnv *envtest.Environment

func TestAPIs(t *testing.T) {
	RegisterFailHandler(Fail)

	RunSpecs(t, "Controller Suite")
}

var _ = BeforeSuite(func() {
	done := make(chan interface{})
	go func() {
		defer GinkgoRecover()
		defer close(done)

		logf.SetLogger(utils.NewLogger("ginkgo", GinkgoWriter, os.Stderr, 0))

		By("bootstrapping test environment")
		testEnv = &envtest.Environment{
			BinaryAssetsDirectory: os.Getenv("ENVTEST_BINARY_ASSETS"),
			CRDDirectoryPaths:     []string{filepath.Join("..", "config", "crd", "bases")},
		}

		var err error
		cfg, err = testEnv.Start()
		Expect(err).ToNot(HaveOccurred())
		Expect(cfg).ToNot(BeNil())

		err = monitoringv1alpha1.AddToScheme(scheme.Scheme)
		Expect(err).NotTo(HaveOccurred())

		err = monitoringv1alpha1.AddToScheme(scheme.Scheme)
		Expect(err).NotTo(HaveOccurred())

		err = monitoringv1alpha1.AddToScheme(scheme.Scheme)
		Expect(err).NotTo(HaveOccurred())

		// +kubebuilder:scaffold:scheme

		k8sClient, err = client.New(cfg, client.Options{Scheme: scheme.Scheme})
		Expect(err).ToNot(HaveOccurred())
		Expect(k8sClient).ToNot(BeNil())
	}()
	Eventually(done, 60).Should(BeClosed())
})

var _ = AfterSuite(func() {
	By("tearing down the test environment")
	err := testEnv.Stop()
	Expect(err).ToNot(HaveOccurred())
})
