mirror of https://github.com/grpc/grpc-go.git
63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
/*
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*
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* Copyright 2017 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package grpclog
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import (
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"bytes"
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"fmt"
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"regexp"
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"testing"
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)
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func TestLoggerV2Severity(t *testing.T) {
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buffers := []*bytes.Buffer{new(bytes.Buffer), new(bytes.Buffer), new(bytes.Buffer)}
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SetLoggerV2(NewLoggerV2(buffers[infoLog], buffers[warningLog], buffers[errorLog]))
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Info(severityName[infoLog])
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Warning(severityName[warningLog])
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Error(severityName[errorLog])
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for i := 0; i < fatalLog; i++ {
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buf := buffers[i]
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// The content of info buffer should be something like:
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// INFO: 2017/04/07 14:55:42 INFO
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// WARNING: 2017/04/07 14:55:42 WARNING
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// ERROR: 2017/04/07 14:55:42 ERROR
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for j := i; j < fatalLog; j++ {
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b, err := buf.ReadBytes('\n')
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if err != nil {
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t.Fatal(err)
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}
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if err := checkLogForSeverity(j, b); err != nil {
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t.Fatal(err)
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}
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}
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}
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}
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// check if b is in the format of:
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// WARNING: 2017/04/07 14:55:42 WARNING
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func checkLogForSeverity(s int, b []byte) error {
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expected := regexp.MustCompile(fmt.Sprintf(`^%s: [0-9]{4}/[0-9]{2}/[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2} %s\n$`, severityName[s], severityName[s]))
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if m := expected.Match(b); !m {
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return fmt.Errorf("got: %v, want string in format of: %v", string(b), severityName[s]+": 2016/10/05 17:09:26 "+severityName[s])
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}
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return nil
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}
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