github.com/sykesm/fabric@v1.1.0-preview.0.20200129034918-2aa12b1a0181/common/flogging/floggingtest/logger_test.go (about)

     1  /*
     2  Copyright IBM Corp. All Rights Reserved.
     3  
     4  SPDX-License-Identifier: Apache-2.0
     5  */
     6  
     7  package floggingtest
     8  
     9  import (
    10  	"testing"
    11  
    12  	. "github.com/onsi/gomega"
    13  	"github.com/onsi/gomega/gbytes"
    14  	"go.uber.org/zap/zapcore"
    15  )
    16  
    17  func TestLoggerRecorder(t *testing.T) {
    18  	gt := NewGomegaWithT(t)
    19  
    20  	tl, recorder := NewTestLogger(t, Named("test-logging"), AtLevel(zapcore.InfoLevel))
    21  	tl.Error("this", "is", "an", "error")
    22  
    23  	gt.Expect(recorder.Entries()).To(HaveLen(1))
    24  	gt.Expect(recorder.Entries()).To(ConsistOf("[test-logging] TestLoggerRecorder -> ERRO 0001 this is an error"))
    25  
    26  	gt.Expect(recorder.Messages()).To(HaveLen(1))
    27  	gt.Expect(recorder.Messages()).To(ConsistOf("this is an error"))
    28  
    29  	gt.Expect(string(recorder.Buffer().Contents())).To(Equal("[test-logging] TestLoggerRecorder -> ERRO 0001 this is an error\n"))
    30  	gt.Expect(recorder).NotTo(gbytes.Say("nothing good"))
    31  	gt.Expect(recorder).To(gbytes.Say(`\Q[test-logging] TestLoggerRecorder -> ERRO 0001 this is an error\E`))
    32  }
    33  
    34  func TestLoggerRecorderRegex(t *testing.T) {
    35  	gt := NewGomegaWithT(t)
    36  
    37  	tl, recorder := NewTestLogger(t, Named("test-logging"))
    38  	tl.Debug("message one")
    39  	tl.Debug("message two")
    40  	tl.Debug("message three")
    41  
    42  	gt.Expect(recorder.EntriesContaining("message")).To(HaveLen(3))
    43  	gt.Expect(recorder.EntriesMatching("test-logging.*message t")).To(HaveLen(2))
    44  	gt.Expect(recorder.MessagesContaining("message")).To(HaveLen(3))
    45  	gt.Expect(recorder.MessagesMatching("^message t")).To(HaveLen(2))
    46  
    47  	gt.Expect(recorder.EntriesContaining("one")).To(HaveLen(1))
    48  	gt.Expect(recorder.MessagesContaining("one")).To(HaveLen(1))
    49  
    50  	gt.Expect(recorder.EntriesContaining("two")).To(HaveLen(1))
    51  	gt.Expect(recorder.MessagesContaining("two")).To(HaveLen(1))
    52  
    53  	gt.Expect(recorder.EntriesContaining("")).To(HaveLen(3))
    54  	gt.Expect(recorder.MessagesContaining("")).To(HaveLen(3))
    55  
    56  	gt.Expect(recorder.EntriesContaining("mismatch")).To(HaveLen(0))
    57  	gt.Expect(recorder.MessagesContaining("mismatch")).To(HaveLen(0))
    58  }
    59  
    60  func TestRecorderReset(t *testing.T) {
    61  	gt := NewGomegaWithT(t)
    62  
    63  	tl, recorder := NewTestLogger(t, Named("test-logging"))
    64  	tl.Debug("message one")
    65  	tl.Debug("message two")
    66  	tl.Debug("message three")
    67  
    68  	gt.Expect(recorder.Entries()).To(HaveLen(3))
    69  	gt.Expect(recorder.Messages()).To(HaveLen(3))
    70  	gt.Expect(recorder.Buffer().Contents()).NotTo(BeEmpty())
    71  
    72  	recorder.Reset()
    73  	gt.Expect(recorder.Entries()).To(HaveLen(0))
    74  	gt.Expect(recorder.Messages()).To(HaveLen(0))
    75  	gt.Expect(recorder.Buffer().Contents()).To(BeEmpty())
    76  }
    77  
    78  func TestFatalAsPanic(t *testing.T) {
    79  	gt := NewGomegaWithT(t)
    80  
    81  	tl, _ := NewTestLogger(t)
    82  	gt.Expect(func() { tl.Fatal("this", "is", "an", "error") }).To(Panic())
    83  }
    84  
    85  func TestRecordingCoreWith(t *testing.T) {
    86  	gt := NewGomegaWithT(t)
    87  	logger, recorder := NewTestLogger(t)
    88  	logger = logger.With("key", "value")
    89  
    90  	logger.Debug("message")
    91  	gt.Expect(recorder).To(gbytes.Say(`message key=value`))
    92  }