Beispiel #1
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func (*writerBasicsSuite) TestRemoveDefaultWriter(c *gc.C) {
	defaultWriter, level, err := loggo.RemoveWriter("default")
	c.Assert(err, gc.IsNil)
	c.Assert(level, gc.Equals, loggo.TRACE)
	c.Assert(defaultWriter, gc.NotNil)

	// Trying again fails.
	defaultWriter, level, err = loggo.RemoveWriter("default")
	c.Assert(err, gc.ErrorMatches, `Writer "default" is not registered`)
	c.Assert(level, gc.Equals, loggo.UNSPECIFIED)
	c.Assert(defaultWriter, gc.IsNil)
}
Beispiel #2
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func (s *writerSuite) SetUpTest(c *gc.C) {
	loggo.ResetLoggers()
	loggo.RemoveWriter("default")
	s.logger = loggo.GetLogger("test.writer")
	// Make it so the logger itself writes all messages.
	s.logger.SetLogLevel(loggo.TRACE)
}
Beispiel #3
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func (s *logwriterSuite) BenchmarkLoggingNoWritersNoFormat(c *gc.C) {
	// No writers
	loggo.RemoveWriter("test")
	for i := 0; i < c.N; i++ {
		s.logger.Warningf("just a simple warning")
	}
}
Beispiel #4
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func (s *logwriterSuite) SetUpTest(c *gc.C) {
	loggo.ResetLoggers()
	loggo.RemoveWriter("default")
	s.writer = &loggo.TestWriter{}
	err := loggo.RegisterWriter("test", s.writer, loggo.TRACE)
	c.Assert(err, gc.IsNil)
	s.logger = loggo.GetLogger("test.writer")
	// Make it so the logger itself writes all messages.
	s.logger.SetLogLevel(loggo.TRACE)
}
Beispiel #5
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func setupTempFileWriter(c *gc.C) (logFile *os.File, cleanup func()) {
	loggo.RemoveWriter("test")
	logFile, err := ioutil.TempFile("", "loggo-test")
	c.Assert(err, gc.IsNil)
	cleanup = func() {
		logFile.Close()
		os.Remove(logFile.Name())
	}
	writer := loggo.NewSimpleWriter(logFile, &loggo.DefaultFormatter{})
	err = loggo.RegisterWriter("testfile", writer, loggo.TRACE)
	c.Assert(err, gc.IsNil)
	return
}
Beispiel #6
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func (s *writerBasicsSuite) TestWillWrite(c *gc.C) {
	// By default, the root logger watches TRACE messages
	c.Assert(loggo.WillWrite(loggo.TRACE), gc.Equals, true)
	// Note: ReplaceDefaultWriter doesn't let us change the default log
	//	 level :(
	writer, _, err := loggo.RemoveWriter("default")
	c.Assert(err, gc.IsNil)
	c.Assert(writer, gc.NotNil)
	err = loggo.RegisterWriter("default", writer, loggo.CRITICAL)
	c.Assert(err, gc.IsNil)
	c.Assert(loggo.WillWrite(loggo.TRACE), gc.Equals, false)
	c.Assert(loggo.WillWrite(loggo.DEBUG), gc.Equals, false)
	c.Assert(loggo.WillWrite(loggo.INFO), gc.Equals, false)
	c.Assert(loggo.WillWrite(loggo.WARNING), gc.Equals, false)
	c.Assert(loggo.WillWrite(loggo.CRITICAL), gc.Equals, true)
}
Beispiel #7
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func (s *logwriterSuite) BenchmarkLoggingDiskWriterNoMessages(c *gc.C) {
	logFile, cleanup := setupTempFileWriter(c)
	defer cleanup()
	// Change the log level
	writer, _, err := loggo.RemoveWriter("testfile")
	c.Assert(err, gc.IsNil)
	loggo.RegisterWriter("testfile", writer, loggo.WARNING)
	msg := "just a simple warning for %d"
	for i := 0; i < c.N; i++ {
		s.logger.Debugf(msg, i)
	}
	offset, err := logFile.Seek(0, os.SEEK_CUR)
	c.Assert(err, gc.IsNil)
	c.Assert(offset, gc.Equals, int64(0),
		gc.Commentf("Data was written to the log file."))
}
Beispiel #8
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func (*writerBasicsSuite) TestReplaceDefaultWriterNoDefault(c *gc.C) {
	loggo.RemoveWriter("default")
	oldWriter, err := loggo.ReplaceDefaultWriter(&loggo.TestWriter{})
	c.Assert(oldWriter, gc.IsNil)
	c.Assert(err, gc.ErrorMatches, `there is no "default" writer`)
}