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// Copyright 2011, 2012, 2013 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package log_test
import (
"bytes"
"fmt"
"testing"
"time"
gc "launchpad.net/gocheck"
"launchpad.net/loggo"
"launchpad.net/juju-core/log"
)
func Test(t *testing.T) {
gc.TestingT(t)
}
type testWriter struct {
bytes.Buffer
}
type suite struct {
writer *testWriter
oldWriter loggo.Writer
oldLevel loggo.Level
}
var _ = gc.Suite(&suite{})
func (t *testWriter) Write(level loggo.Level, module, filename string, line int, timestamp time.Time, message string) {
t.Buffer.WriteString(fmt.Sprintf("%s %s %s", level, module, message))
}
func (s *suite) SetUpTest(c *gc.C) {
var err error
s.writer = &testWriter{}
s.oldWriter, s.oldLevel, err = loggo.RemoveWriter("default")
c.Assert(err, gc.IsNil)
err = loggo.RegisterWriter("test", s.writer, loggo.TRACE)
c.Assert(err, gc.IsNil)
logger := loggo.GetLogger("juju")
logger.SetLogLevel(loggo.TRACE)
}
func (s *suite) TearDownTest(c *gc.C) {
_, _, err := loggo.RemoveWriter("test")
c.Assert(err, gc.IsNil)
err = loggo.RegisterWriter("default", s.oldWriter, s.oldLevel)
c.Assert(err, gc.IsNil)
}
func (s *suite) TestLoggerDebug(c *gc.C) {
input := "Hello World"
log.Debugf(input)
c.Assert(s.writer.String(), gc.Equals, "DEBUG juju "+input)
}
func (s *suite) TestInfoLogger(c *gc.C) {
input := "Hello World"
log.Infof(input)
c.Assert(s.writer.String(), gc.Equals, "INFO juju "+input)
}
func (s *suite) TestErrorLogger(c *gc.C) {
input := "Hello World"
log.Errorf(input)
c.Assert(s.writer.String(), gc.Equals, "ERROR juju "+input)
}
func (s *suite) TestWarningLogger(c *gc.C) {
input := "Hello World"
log.Warningf(input)
c.Assert(s.writer.String(), gc.Equals, "WARNING juju "+input)
}
func (s *suite) TestNoticeLogger(c *gc.C) {
input := "Hello World"
log.Noticef(input)
c.Assert(s.writer.String(), gc.Equals, "INFO juju "+input)
}
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