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// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package logrus_test
import (
"context"
"io"
"testing"
"time"
"github.com/sirupsen/logrus"
"golang.org/x/exp/event/eventtest"
)
var (
logrusLog = eventtest.Hooks{
AStart: func(ctx context.Context, a int) context.Context {
logrusCtx(ctx).WithField(eventtest.A.Name, a).Info(eventtest.A.Msg)
return ctx
},
AEnd: func(ctx context.Context) {},
BStart: func(ctx context.Context, b string) context.Context {
logrusCtx(ctx).WithField(eventtest.B.Name, b).Info(eventtest.B.Msg)
return ctx
},
BEnd: func(ctx context.Context) {},
}
logrusLogf = eventtest.Hooks{
AStart: func(ctx context.Context, a int) context.Context {
logrusCtx(ctx).Infof(eventtest.A.Msgf, a)
return ctx
},
AEnd: func(ctx context.Context) {},
BStart: func(ctx context.Context, b string) context.Context {
logrusCtx(ctx).Infof(eventtest.B.Msgf, b)
return ctx
},
BEnd: func(ctx context.Context) {},
}
)
type logrusKey struct{}
type logrusTimeFormatter struct {
now func() time.Time
wrapped logrus.Formatter
}
func (f *logrusTimeFormatter) Format(entry *logrus.Entry) ([]byte, error) {
entry.Time = f.now()
return f.wrapped.Format(entry)
}
func logrusCtx(ctx context.Context) *logrus.Logger {
return ctx.Value(logrusKey{}).(*logrus.Logger)
}
func logrusPrint(w io.Writer) context.Context {
logger := &logrus.Logger{
Out: w,
Level: logrus.InfoLevel,
Formatter: &logrusTimeFormatter{
now: eventtest.ExporterOptions().Now,
wrapped: &logrus.TextFormatter{
FullTimestamp: true,
TimestampFormat: eventtest.TimeFormat,
DisableSorting: true,
DisableColors: true,
},
},
}
return context.WithValue(context.Background(), logrusKey{}, logger)
}
func BenchmarkLogrusLogDiscard(b *testing.B) {
eventtest.RunBenchmark(b, logrusPrint(io.Discard), logrusLog)
}
func BenchmarkLogrusLogfDiscard(b *testing.B) {
eventtest.RunBenchmark(b, logrusPrint(io.Discard), logrusLogf)
}
func TestLogrusf(t *testing.T) {
eventtest.TestBenchmark(t, logrusPrint, logrusLogf, eventtest.LogfOutput)
}
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