github.com/stackdocker/rkt@v0.10.1-0.20151109095037-1aa827478248/tests/testutils/logger/logger.go (about)

     1  // Copyright 2015 The rkt 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 logger
    16  
    17  import "log"
    18  
    19  // Logger mimics golang's testing logging functionality as an interface.
    20  type Logger interface {
    21  	Error(args ...interface{})
    22  	Errorf(format string, args ...interface{})
    23  	Fatal(args ...interface{})
    24  	Fatalf(format string, args ...interface{})
    25  	Log(args ...interface{})
    26  	Logf(format string, args ...interface{})
    27  	Skip(args ...interface{})
    28  	Skipf(format string, args ...interface{})
    29  }
    30  
    31  func Error(args ...interface{})                 { logger.Error(args...) }
    32  func Errorf(format string, args ...interface{}) { logger.Errorf(format, args...) }
    33  func Fatal(args ...interface{})                 { logger.Fatal(args...) }
    34  func Fatalf(format string, args ...interface{}) { logger.Fatalf(format, args...) }
    35  func Log(args ...interface{})                   { logger.Log(args...) }
    36  func Logf(format string, args ...interface{})   { logger.Logf(format, args...) }
    37  func Skip(args ...interface{})                  { logger.Skip(args...) }
    38  func Skipf(format string, args ...interface{})  { logger.Skipf(format, args...) }
    39  
    40  var logger Logger = DefaultLogger{}
    41  
    42  func SetLogger(l Logger) { logger = l }
    43  
    44  // Compatibility type to forward messages to Go's log package
    45  type DefaultLogger struct{}
    46  
    47  func (dl DefaultLogger) Error(args ...interface{})                 { log.Print(args...) }
    48  func (dl DefaultLogger) Errorf(format string, args ...interface{}) { log.Printf(format, args...) }
    49  func (dl DefaultLogger) Fatal(args ...interface{})                 { log.Fatal(args...) }
    50  func (dl DefaultLogger) Fatalf(format string, args ...interface{}) { log.Fatalf(format, args...) }
    51  func (dl DefaultLogger) Log(args ...interface{})                   { log.Print(args...) }
    52  func (dl DefaultLogger) Logf(format string, args ...interface{})   { log.Printf(format, args...) }
    53  func (dl DefaultLogger) Skip(args ...interface{})                  { log.Print(args...) }
    54  func (dl DefaultLogger) Skipf(format string, args ...interface{})  { log.Printf(format, args...) }