github.com/mendersoftware/go-lib-micro@v0.0.0-20240304135804-e8e39c59b148/log/testing/log.go (about)

     1  // Copyright 2023 Northern.tech AS
     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 testing
    16  
    17  import (
    18  	"io/ioutil"
    19  	"os"
    20  
    21  	"github.com/mendersoftware/go-lib-micro/log"
    22  )
    23  
    24  // MaybeDiscardLogs() will setup a default logger to write to ioutil.Discard
    25  // unless TESTING_LOGS environment variable is non empty.
    26  func MaybeDiscardLogs() {
    27  	if os.Getenv("TESTING_LOGS") == "" {
    28  		log.Log.Out = ioutil.Discard
    29  	}
    30  }