Files
tidb/pkg/lightning/log/testlogger.go

38 lines
1.2 KiB
Go

// Copyright 2019 PingCAP, Inc.
//
// 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 log
import (
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
"go.uber.org/zap/zaptest"
)
// MakeTestLogger creates a Logger instance which produces JSON logs.
func MakeTestLogger(opts ...zap.Option) (Logger, *zaptest.Buffer) {
buffer := new(zaptest.Buffer)
logger := zap.New(zapcore.NewCore(
zapcore.NewJSONEncoder(zapcore.EncoderConfig{
LevelKey: "$lvl",
MessageKey: "$msg",
EncodeLevel: zapcore.CapitalLevelEncoder,
EncodeDuration: zapcore.StringDurationEncoder,
}),
buffer,
zap.DebugLevel,
), opts...)
return Logger{Logger: logger}, buffer
}