unstructured_list_test.go

Documentation: k8s.io/apimachinery/pkg/apis/meta/v1/unstructured

     1  /*
     2  Copyright 2017 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package unstructured
    18  
    19  import (
    20  	"testing"
    21  
    22  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    23  
    24  	"github.com/stretchr/testify/assert"
    25  	"github.com/stretchr/testify/require"
    26  )
    27  
    28  func TestUnstructuredList(t *testing.T) {
    29  	list := &UnstructuredList{
    30  		Object: map[string]interface{}{"kind": "List", "apiVersion": "v1"},
    31  		Items: []Unstructured{
    32  			{Object: map[string]interface{}{"kind": "Pod", "apiVersion": "v1", "metadata": map[string]interface{}{"name": "test"}}},
    33  		},
    34  	}
    35  	content := list.UnstructuredContent()
    36  	items := content["items"].([]interface{})
    37  	require.Len(t, items, 1)
    38  	val, found, err := NestedFieldCopy(items[0].(map[string]interface{}), "metadata", "name")
    39  	require.True(t, found)
    40  	require.NoError(t, err)
    41  	assert.Equal(t, "test", val)
    42  }
    43  
    44  func TestNilDeletionTimestamp(t *testing.T) {
    45  	var u Unstructured
    46  	del := u.GetDeletionTimestamp()
    47  	if del != nil {
    48  		t.Errorf("unexpected non-nil deletion timestamp: %v", del)
    49  	}
    50  	u.SetDeletionTimestamp(u.GetDeletionTimestamp())
    51  	del = u.GetDeletionTimestamp()
    52  	if del != nil {
    53  		t.Errorf("unexpected non-nil deletion timestamp: %v", del)
    54  	}
    55  	_, ok := u.Object["metadata"]
    56  	assert.False(t, ok)
    57  
    58  	now := metav1.Now()
    59  	u.SetDeletionTimestamp(&now)
    60  	assert.Equal(t, now.Unix(), u.GetDeletionTimestamp().Unix())
    61  	u.SetDeletionTimestamp(nil)
    62  	metadata := u.Object["metadata"].(map[string]interface{})
    63  	_, ok = metadata["deletionTimestamp"]
    64  	assert.False(t, ok)
    65  }
    66  
    67  func TestEmptyCreationTimestampIsOmitted(t *testing.T) {
    68  	var u Unstructured
    69  	now := metav1.Now()
    70  
    71  	// set an initial creationTimestamp and ensure the field exists
    72  	u.SetCreationTimestamp(now)
    73  	metadata := u.Object["metadata"].(map[string]interface{})
    74  	_, exists := metadata["creationTimestamp"]
    75  	if !exists {
    76  		t.Fatalf("unexpected missing creationTimestamp")
    77  	}
    78  
    79  	// set an empty timestamp and ensure the field no longer exists
    80  	u.SetCreationTimestamp(metav1.Time{})
    81  	metadata = u.Object["metadata"].(map[string]interface{})
    82  	creationTimestamp, exists := metadata["creationTimestamp"]
    83  	if exists {
    84  		t.Errorf("unexpected creation timestamp field: %q", creationTimestamp)
    85  	}
    86  }
    87
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