etcd/pkg/logutil/package_logger_test.go

60 lines
1.7 KiB
Go

// Copyright 2017 The etcd Authors
//
// 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 logutil_test
import (
"bytes"
"io/ioutil"
"strings"
"testing"
"github.com/coreos/etcd/pkg/logutil"
"github.com/coreos/pkg/capnslog"
)
func TestPackageLogger(t *testing.T) {
buf := new(bytes.Buffer)
capnslog.SetFormatter(capnslog.NewDefaultFormatter(buf))
l := logutil.NewPackageLogger("github.com/coreos/etcd", "logger")
r := capnslog.MustRepoLogger("github.com/coreos/etcd")
r.SetLogLevel(map[string]capnslog.LogLevel{"logger": capnslog.INFO})
l.Infof("hello world!")
if !strings.Contains(buf.String(), "hello world!") {
t.Fatalf("expected 'hello world!', got %q", buf.String())
}
buf.Reset()
// capnslog.INFO is 3
l.Lvl(2).Infof("Level 2")
l.Lvl(5).Infof("Level 5")
if !strings.Contains(buf.String(), "Level 2") {
t.Fatalf("expected 'Level 2', got %q", buf.String())
}
if strings.Contains(buf.String(), "Level 5") {
t.Fatalf("unexpected 'Level 5', got %q", buf.String())
}
buf.Reset()
capnslog.SetFormatter(capnslog.NewDefaultFormatter(ioutil.Discard))
l.Infof("ignore this")
if len(buf.Bytes()) > 0 {
t.Fatalf("unexpected logs %q", buf.String())
}
}