You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: debuglog_test.go
    path of file: ./repos/juju/cmd/juju/commands
    
    the code of the file until where you have to start completion: // Copyright 2013 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.

package commands

import (
	"time"

	"github.com/juju/cmd/v3/cmdtesting"
	"github.com/juju/loggo"
	jc "github.com/juju/testing/checkers"
	gc "gopkg.in/check.v1"

	"github.com/juju/juju/api/common"
	"github.com/juju/juju/cmd/modelcmd"
	"github.com/juju/juju/jujuclient/jujuclienttesting"
	"github.com/juju/juju/testing"
)

t
    
func (s *DebugLogSuite) TestLogOutput(c *gc.C) {
	// test timezone is 6 hours east of UTC
	tz := time.FixedZone("test", 6*60*60)
	s.PatchValue(&getDebugLogAPI, func(_ *debugLogCommand) (DebugLogAPI, error) {
		return &fakeDebugLogAPI{log: []common.LogMessage{
			{
				Entity:    "machine-0",
				Timestamp: time.Date(2016, 10, 9, 8, 15, 23, 345000000, time.UTC),
				Severity:  "INFO",
				Module:    "test.module",
				Location:  "somefile.go:123",
				Message:   "this is the log output",
			},
		}}, nil
	})
	checkOutput := func(args ...string) {
		count := len(args)
		args, expected := args[:count-1], args[count-1]
		ctx, err := cmdtesting.RunCommand(c, newDebugLogCommandTZ(jujuclienttesting.MinimalStore(), tz), args...)
		c.Check(err, jc.ErrorIsNil)
		c.Check(cmdtesting.Stdout(ctx), gc.Equals, expected)

	}
	checkOutput(
		"machine-0: 14:15:23 INFO test.module this is the log output\n")
	checkOutput(
		"--ms",
		"machine-0: 14:15:23.345 INFO test.module this is the log output\n")
	checkOutput(
		"--utc",
		"machine-0: 08:15:23 INFO test.module this is the log output\n")
	checkOutput(
		"--date",
		"machine-0: 2016-10-09 14:15:23 INFO test.module this is the log output\n")
	checkOutput(
		"--utc", "--date",
		"machine-0: 2016-10-09 08:15:23 INFO test.module this is the log output\n")
	checkOutput(
		"--location",
		"machine-0: 14:15:23 INFO test.module somefile.go:123 this is the log output\n")
}