forked from kubernetes/klog
/
contextual_test.go
40 lines (31 loc) · 1.11 KB
/
contextual_test.go
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/*
Copyright 2022 The Kubernetes 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 klog_test
import (
"fmt"
"github.com/go-logr/logr"
"k8s.io/klog/v2"
)
func ExampleSetLogger() {
logger := logr.Discard()
klog.SetLogger(logger)
equal := logger == klog.Background()
fmt.Printf("original logr.Discard logger can be used directly: %v\n", equal)
logger = klog.AddSupportsContext(logger)
klog.SetLogger(logger)
equal = logger == klog.Background()
fmt.Printf("wrapped logger can be used directly: %v\n", equal)
// Output:
// original logr.Discard logger can be used directly: false
// wrapped logger can be used directly: true
}