| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 common |
| |
| import ( |
| "bufio" |
| "fmt" |
| "io" |
| "io/ioutil" |
| "org/apache/htrace/conf" |
| "os" |
| "strings" |
| "testing" |
| ) |
| |
| func newLogger(faculty string, args ...string) *Logger { |
| cnfBld := conf.Builder{Defaults: conf.DEFAULTS} |
| cnf, err := cnfBld.Build() |
| if err != nil { |
| panic(fmt.Sprintf("failed to create conf: %s", err.Error())) |
| } |
| cnf2 := cnf.Clone(args...) |
| lg := NewLogger(faculty, cnf2) |
| return lg |
| } |
| |
| func TestNewLogger(t *testing.T) { |
| lg := newLogger("foo", "log.level", "TRACE") |
| lg.Close() |
| } |
| |
| func verifyLines(t *testing.T, rdr io.Reader, lines []string) { |
| scanner := bufio.NewScanner(rdr) |
| lineIdx := 0 |
| for scanner.Scan() { |
| line := scanner.Text() |
| if !strings.Contains(line, lines[lineIdx]) { |
| t.Fatalf("Error on line %d: didn't find substring '%s' in line '%s'\n", |
| (lineIdx + 1), lines[lineIdx], line) |
| } |
| lineIdx++ |
| } |
| if err := scanner.Err(); err != nil { |
| t.Fatal(err.Error()) |
| } |
| } |
| |
| func TestFileLogs(t *testing.T) { |
| tempDir, err := ioutil.TempDir(os.TempDir(), "testFileLogs") |
| if err != nil { |
| panic(fmt.Sprintf("error creating tempdir: %s\n", err.Error())) |
| } |
| defer os.RemoveAll(tempDir) |
| logPath := tempDir + conf.PATH_SEP + "log" |
| lg := newLogger("foo", "log.level", "DEBUG", |
| "foo.log.level", "INFO", |
| "log.path", logPath) |
| lg.Tracef("Non-important stuff, ignore this.\n") |
| lg.Infof("problem with the foobar\n") |
| lg.Tracef("More non-important stuff, also ignore this.\n") |
| lg.Infof("and another problem with the foobar\n") |
| logFile, err := os.Open(logPath) |
| if err != nil { |
| t.Fatalf("failed to open file %s: %s\n", logPath, err.Error()) |
| } |
| verifyLines(t, logFile, []string{ |
| "problem with the foobar", |
| "and another problem with the foobar", |
| }) |
| logFile.Close() |
| lg.Close() |
| } |
| |
| func TestMultipleFileLogs(t *testing.T) { |
| tempDir, err := ioutil.TempDir(os.TempDir(), "testMultipleFileLogs") |
| if err != nil { |
| panic(fmt.Sprintf("error creating tempdir: %s\n", err.Error())) |
| } |
| defer os.RemoveAll(tempDir) |
| logPath := tempDir + conf.PATH_SEP + "log" |
| fooLg := newLogger("foo", "log.level", "DEBUG", |
| "foo.log.level", "INFO", |
| "log.path", logPath) |
| fooLg.Infof("The foo needs maintenance.\n") |
| barLg := newLogger("bar", "log.level", "DEBUG", |
| "foo.log.level", "INFO", |
| "log.path", logPath) |
| barLg.Debugf("The bar is open\n") |
| fooLg.Errorf("Fizz buzz\n") |
| logFile, err := os.Open(logPath) |
| if err != nil { |
| t.Fatalf("failed to open file %s: %s\n", logPath, err.Error()) |
| } |
| fooLg.Tracef("Fizz buzz2\n") |
| barLg.Tracef("Fizz buzz3\n") |
| verifyLines(t, logFile, []string{ |
| "The foo needs maintenance.", |
| "The bar is open", |
| "Fizz buzz", |
| "Fizz buzz3", |
| }) |
| logFile.Close() |
| fooLg.Close() |
| barLg.Close() |
| } |
| |
| func TestLogLevelEnabled(t *testing.T) { |
| tempDir, err := ioutil.TempDir(os.TempDir(), "TestLogLevelEnabled") |
| if err != nil { |
| panic(fmt.Sprintf("error creating tempdir: %s\n", err.Error())) |
| } |
| defer os.RemoveAll(tempDir) |
| // set log level to DEBUG for facility "foo" |
| logPath := tempDir + conf.PATH_SEP + "log" |
| lg := newLogger("foo", "log.level", "DEBUG", |
| "foo.log.level", "INFO", |
| "log.path", logPath) |
| if lg.TraceEnabled() { |
| t.Fatalf("foo logger has TraceEnabled") |
| } |
| if lg.DebugEnabled() { |
| t.Fatalf("foo logger have DebugEnabled") |
| } |
| if !lg.InfoEnabled() { |
| t.Fatalf("foo logger does not have InfoEnabled") |
| } |
| if !lg.WarnEnabled() { |
| t.Fatalf("foo logger does not have WarnEnabled") |
| } |
| if !lg.ErrorEnabled() { |
| t.Fatalf("foo logger does not have ErrorEnabled") |
| } |
| lg.Close() |
| lg = newLogger("foo", "log.level", "WARN", |
| "foo.log.level", "INFO", |
| "log.path", logPath) |
| if lg.TraceEnabled() { |
| t.Fatalf("foo logger has TraceEnabled") |
| } |
| if lg.DebugEnabled() { |
| t.Fatalf("foo logger has DebugEnabled") |
| } |
| if !lg.InfoEnabled() { |
| t.Fatalf("foo logger does not have InfoEnabled") |
| } |
| if !lg.WarnEnabled() { |
| t.Fatalf("foo logger does not have WarnEnabled") |
| } |
| if !lg.ErrorEnabled() { |
| t.Fatalf("foo logger does not have ErrorEnabled") |
| } |
| lg.Close() |
| } |