github.com/GoogleContainerTools/kpt@v1.0.0-beta.50.0.20240520170205-c25345ffcbee/pkg/live/flatten_test.go (about)

     1  // Copyright 2022 The kpt Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package live
    16  
    17  import (
    18  	"testing"
    19  
    20  	"github.com/stretchr/testify/assert"
    21  	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
    22  )
    23  
    24  func Test_Flatten(t *testing.T) {
    25  	tests := []struct {
    26  		name string
    27  		in   []*unstructured.Unstructured
    28  		want []*unstructured.Unstructured
    29  	}{
    30  		{
    31  			name: "simple list",
    32  			in:   simpleList,
    33  			want: simpleList,
    34  		},
    35  		{
    36  			name: "list with list",
    37  			in: []*unstructured.Unstructured{
    38  				{
    39  					Object: map[string]interface{}{
    40  						"kind":  "List",
    41  						"items": anySlice(simpleList),
    42  					},
    43  				},
    44  			},
    45  			want: simpleList,
    46  		},
    47  	}
    48  	for _, tt := range tests {
    49  		t.Run(tt.name, func(t *testing.T) {
    50  			got, err := Flatten(tt.in)
    51  			if assert.NoError(t, err) {
    52  				assert.Equal(t, tt.want, got)
    53  			}
    54  		})
    55  	}
    56  }
    57  
    58  func anySlice(in []*unstructured.Unstructured) (out []interface{}) {
    59  	for _, o := range in {
    60  		out = append(out, o.Object)
    61  	}
    62  	return
    63  }
    64  
    65  var simpleList = []*unstructured.Unstructured{
    66  	{
    67  		Object: map[string]interface{}{
    68  			"kind":    "ConfigMap",
    69  			"version": "v1",
    70  		},
    71  	},
    72  	{
    73  		Object: map[string]interface{}{
    74  			"kind":    "Pod",
    75  			"version": "v1",
    76  		},
    77  	},
    78  }