package clientutils

import (
	"context"
	"testing"

	assertapi "github.com/stretchr/testify/assert"

	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"sigs.k8s.io/controller-runtime/pkg/client"
	"sigs.k8s.io/controller-runtime/pkg/client/fake"
)

func TestCreateOrUpdateConfigmap(t *testing.T) {
	assert := assertapi.New(t)
	cl := fake.NewClientBuilder().Build()
	ctx := context.Background()
	old := getConfigMap(map[string]string{
		"foo":   "foo1",
		"bar":   "bar1",
		"other": "test",
		"empty": "",
	})
	newCfg := getConfigMap(map[string]string{
		"foo":   "foo2",
		"bar":   "",
		"other": "test",
		"empty": "",
	})
	assert.NoError(cl.Create(ctx, old))
	assert.NoError(CreateOrUpdateConfigmap(ctx, cl, newCfg))
	updated := &corev1.ConfigMap{}
	assert.NoError(cl.Get(ctx, client.ObjectKeyFromObject(old), updated))
	assert.Equal(map[string]string{
		"foo":   "foo2",
		"bar":   "bar1",
		"other": "test",
		"empty": "",
	}, updated.Data)
}

func getConfigMap(data map[string]string) *corev1.ConfigMap {
	return &corev1.ConfigMap{
		TypeMeta: metav1.TypeMeta{
			Kind:       "ConfigMap",
			APIVersion: "v1",
		},
		ObjectMeta: metav1.ObjectMeta{
			Name:      "bsl-info",
			Namespace: "kube-public",
		},
		Data: data,
	}
}