istio

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// Copyright Istio Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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//     http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package util
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import (
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	"testing"
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	"k8s.io/apimachinery/pkg/api/meta"
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	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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)
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func TestSetLabel(t *testing.T) {
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	tests := []struct {
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		desc      string
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		wantLabel string
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		wantValue string
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		wantErr   error
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	}{
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		{
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			desc:      "AddMapLabelMapValue",
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			wantLabel: "foo",
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			wantValue: "bar",
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			wantErr:   nil,
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		},
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	}
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	for _, tt := range tests {
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		t.Run(tt.desc, func(t *testing.T) {
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			resource := &unstructured.Unstructured{Object: make(map[string]any)}
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			gotErr := SetLabel(resource, tt.wantLabel, tt.wantValue)
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			resourceAccessor, _ := meta.Accessor(resource)
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			labels := resourceAccessor.GetLabels()
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			if gotVal, ok := labels[tt.wantLabel]; !ok || gotVal != tt.wantValue || gotErr != tt.wantErr {
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				t.Errorf("%s: ok: %v, got value: %v, want value: %v, got error: %v, want error: %v", tt.desc, ok, gotVal, tt.wantValue, gotErr, tt.wantErr)
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			}
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		})
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	}
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}
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