//go:build unit || all
// +build unit all

package frps

import (
	"context"
	"testing"

	cpv1beta1 "github.com/crossplane-contrib/provider-aws/apis/eks/v1beta1"
	. "github.com/onsi/gomega"
	eksv1alpha1 "github.com/tidbcloud/eks-provider/api/v1alpha1"
	"github.com/tidbcloud/infra-provider/pkg/namer"
	"github.com/tidbcloud/infra-provider/pkg/procedure"
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/apimachinery/pkg/types"
	"k8s.io/client-go/kubernetes/scheme"
	"sigs.k8s.io/controller-runtime/pkg/client"
	"sigs.k8s.io/controller-runtime/pkg/client/fake"
)

var (
	fakeFrpsCMInfo ProcedureInfo
	fakeFrpsCMKey  types.NamespacedName
)

func init() {
	fakeFrpsCMInfo.frps = &eksv1alpha1.Frpserver{}
	fakeFrpsCMInfo.namespace = procedure.ProcedureNamespace
	fakeFrpsCMKey = types.NamespacedName{Name: namer.UniqueIdentifier(fakeFrpsCMInfo.frps.ObjectMeta), Namespace: fakeFrpsCMInfo.namespace}
}

func TestFrpsCMDeploy(t *testing.T) {
	cases := map[string]struct {
		info      ProcedureInfo
		objs      []client.Object
		expectErr bool
	}{
		"create-success": {
			info:      fakeFrpsCMInfo,
			expectErr: false,
		},
		"configmap-already-exist": {
			info: fakeFrpsCMInfo,
			objs: []client.Object{
				&corev1.ConfigMap{
					ObjectMeta: metav1.ObjectMeta{
						Name:      fakeFrpsCMKey.Name,
						Namespace: fakeFrpsCMKey.Namespace,
					},
				},
			},
			expectErr: false,
		},
	}
	for name, tc := range cases {
		t.Run(name, func(t *testing.T) {
			g := NewGomegaWithT(t)
			s := runtime.NewScheme()
			g.Expect(scheme.AddToScheme(s)).To(Succeed())
			g.Expect(cpv1beta1.SchemeBuilder.AddToScheme(s)).To(Succeed())
			cli := fake.NewClientBuilder().WithScheme(s).WithObjects(tc.objs...).Build()
			p := NewFrpsCM()
			err := p.Deploy(context.TODO(), cli, tc.info)
			if !tc.expectErr {
				g.Expect(err).To(Succeed())
			} else {
				g.Expect(err).NotTo(Succeed())
			}
		})
	}
}

func TestFrpsCMStatus(t *testing.T) {
	cases := map[string]struct {
		info        ProcedureInfo
		objs        []client.Object
		expectReady bool
		expectErr   bool
	}{
		"not-exist": {
			info:        fakeFrpsCMInfo,
			expectErr:   true,
			expectReady: false,
		},
		"cm-exist": {
			info:        fakeFrpsCMInfo,
			objs:        []client.Object{getFrpsCM(fakeFrpsCMInfo)},
			expectErr:   false,
			expectReady: true,
		},
		"cm-content-not-exist": {
			info: fakeFrpsCMInfo,
			objs: []client.Object{
				&corev1.ConfigMap{
					ObjectMeta: metav1.ObjectMeta{
						Name:      fakeFrpsCMKey.Name,
						Namespace: fakeFrpsCMKey.Namespace,
					},
					Data: map[string]string{"foo": "bar"},
				},
			},
			expectErr:   true,
			expectReady: false,
		},
		"cm-content-wrong": {
			info: fakeFrpsCMInfo,
			objs: []client.Object{
				&corev1.ConfigMap{
					ObjectMeta: metav1.ObjectMeta{
						Name:      fakeFrpsCMKey.Name,
						Namespace: fakeFrpsCMKey.Namespace,
					},
					Data: map[string]string{frpsConfigFileKey: "bar"},
				},
			},
			expectErr:   true,
			expectReady: false,
		},
	}
	for name, tc := range cases {
		t.Run(name, func(t *testing.T) {
			g := NewGomegaWithT(t)
			s := runtime.NewScheme()
			g.Expect(scheme.AddToScheme(s)).To(Succeed())
			g.Expect(cpv1beta1.SchemeBuilder.AddToScheme(s)).To(Succeed())
			cli := fake.NewClientBuilder().WithScheme(s).WithObjects(tc.objs...).Build()
			p := NewFrpsCM()
			ready, err := p.Status(context.TODO(), cli, cli, tc.info)
			if !tc.expectErr {
				g.Expect(err).To(Succeed())
			} else {
				g.Expect(err).NotTo(Succeed())
				return
			}
			g.Expect(ready).To(Equal(tc.expectReady))
		})
	}
}