// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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 flatmap

import (
	"testing"

	"github.com/google/go-cmp/cmp"

	"github.com/elastic/harp/pkg/bundle"
)

func TestExpand(t *testing.T) {
	type args struct {
		m   bundle.KV
		key string
	}
	tests := []struct {
		name string
		args args
		want interface{}
	}{
		{
			name: "empty",
		},
		{
			name: "map",
			args: args{
				m: bundle.KV{
					"app/database": bundle.KV{
						"user":     "test",
						"password": "password",
					},
				},
			},
			want: bundle.KV{
				"app": bundle.KV{
					"database": bundle.KV{
						"user":     "test",
						"password": "password",
					},
				},
			},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got := Expand(tt.args.m, tt.args.key)
			if diff := cmp.Diff(got, tt.want); diff != "" {
				t.Errorf("Expand() = \n%s", diff)
			}
		})
	}
}
