/*
Copyright 2023 The Karmada 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 utils

import (
	"reflect"
	"testing"
)

func TestParseTemplate(t *testing.T) {
	type args struct {
		strTmpl string
		obj     interface{}
	}
	tests := []struct {
		name    string
		args    args
		want    []byte
		wantErr bool
	}{
		{
			name: "strTmpl and obj are not empty",
			args: args{
				strTmpl: "foo",
				obj:     "bar",
			},
			want:    []byte{'f', 'o', 'o'},
			wantErr: false,
		},
		{
			name: "strTmpl is empty",
			args: args{
				strTmpl: "",
				obj:     "bar",
			},
			want:    nil,
			wantErr: false,
		},
		{
			name: "obj is nil",
			args: args{
				strTmpl: "foo",
				obj:     nil,
			},
			want:    []byte{'f', 'o', 'o'},
			wantErr: false,
		},
		{
			name: "obj and strTmpl are empty",
			args: args{
				strTmpl: "",
				obj:     "",
			},
			want:    nil,
			wantErr: false,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got, err := ParseTemplate(tt.args.strTmpl, tt.args.obj)
			if (err != nil) != tt.wantErr {
				t.Errorf("ParseTemplate() error = %v, wantErr %v", err, tt.wantErr)
				return
			}
			if !reflect.DeepEqual(got, tt.want) {
				t.Errorf("ParseTemplate() = %v, want %v", got, tt.want)
			}
		})
	}
}