/*
 * Copyright (C) 2022  Appvia Ltd <info@appvia.io>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package kubernetes

import (
	"context"
	"testing"

	"github.com/stretchr/testify/assert"
	v1 "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 TestGet(t *testing.T) {
	cases := []struct {
		Found    bool
		Lookup   client.Object
		Expected client.Object
		Objects  []client.Object
	}{
		{
			Found:    false,
			Lookup:   &v1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: "test"}},
			Expected: &v1.Namespace{},
			Objects:  nil,
		},
		{
			Found:    true,
			Lookup:   &v1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: "test"}},
			Expected: &v1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: "test"}},
			Objects:  []client.Object{&v1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: "test"}}},
		},
	}
	for _, c := range cases {
		cc := fake.NewClientBuilder().WithObjects(c.Objects...).Build()

		found, err := GetIfExists(context.Background(), cc, c.Lookup)
		assert.NoError(t, err)
		assert.Equal(t, c.Found, found)
		assert.Equal(t, c.Expected, c.Expected)
	}
}
