Golang testing.Stderr函数代码示例

func (s *retryProvisioningSuite) TestResolved(c *gc.C) {
	m, err := s.State.AddOneMachine(state.MachineTemplate{
		Series: "quantal",
		Jobs:   []state.MachineJob{state.JobManageEnviron},
	})
	c.Assert(err, gc.IsNil)
	err = m.SetStatus(params.StatusError, "broken", nil)
	c.Assert(err, gc.IsNil)
	_, err = s.State.AddOneMachine(state.MachineTemplate{
		Series: "quantal",
		Jobs:   []state.MachineJob{state.JobHostUnits},
	})
	c.Assert(err, gc.IsNil)

	for i, t := range resolvedMachineTests {
		c.Logf("test %d: %v", i, t.args)
		context, err := testing.RunCommand(c, &RetryProvisioningCommand{}, t.args)
		if t.err != "" {
			c.Check(err, gc.ErrorMatches, t.err)
			continue
		} else {
			c.Check(err, gc.IsNil)
		}
		output := testing.Stderr(context)
		stripped := strings.Replace(output, "\n", "", -1)
		c.Check(stripped, gc.Equals, t.stdErr)
		if t.args[0] == "0" {
			status, info, data, err := m.Status()
			c.Check(err, gc.IsNil)
			c.Check(status, gc.Equals, params.StatusError)
			c.Check(info, gc.Equals, "broken")
			c.Check(data["transient"], jc.IsTrue)
		}
	}
}

func (s *BootstrapSuite) TestWaitSSHKilledWaitingForAddresses(c *gc.C) {
	ctx := coretesting.Context(c)
	interrupted := make(chan os.Signal, 1)
	interrupted <- os.Interrupt
	_, err := common.WaitSSH(ctx, interrupted, ssh.DefaultClient, "/bin/true", neverAddresses{}, testSSHTimeout)
	c.Check(err, gc.ErrorMatches, "interrupted")
	c.Check(coretesting.Stderr(ctx), gc.Matches, "Waiting for address\n")
}

func (suite *PluginSuite) TestRunPluginWithFailing(c *gc.C) {
	suite.makeFailingPlugin("foo", 2)
	ctx := testing.Context(c)
	err := RunPlugin(ctx, "foo", []string{"some params"})
	c.Assert(err, gc.ErrorMatches, "exit status 2")
	c.Assert(testing.Stdout(ctx), gc.Equals, "failing\n")
	c.Assert(testing.Stderr(ctx), gc.Equals, "")
}

func (suite *PluginSuite) TestRunPluginExising(c *gc.C) {
	suite.makePlugin("foo", 0755)
	ctx := testing.Context(c)
	err := RunPlugin(ctx, "foo", []string{"some params"})
	c.Assert(err, gc.IsNil)
	c.Assert(testing.Stdout(ctx), gc.Equals, "foo some params\n")
	c.Assert(testing.Stderr(ctx), gc.Equals, "")
}

func (s *LogSuite) TestStderr(c *gc.C) {
	l := &cmd.Log{ShowLog: true, Config: "<root>=INFO"}
	ctx := coretesting.Context(c)
	err := l.Start(ctx)
	c.Assert(err, gc.IsNil)
	logger.Infof("hello")
	c.Assert(coretesting.Stderr(ctx), gc.Matches, `^.* INFO .* hello\n`)
}

func (s *ImportKeySuite) TestImportKeys(c *gc.C) {
	key1 := sshtesting.ValidKeyOne.Key + " [email protected]"
	s.setAuthorizedKeys(c, key1)

	context, err := coretesting.RunCommand(c, &ImportKeysCommand{}, []string{"lp:validuser", "invalid-key"})
	c.Assert(err, gc.IsNil)
	c.Assert(coretesting.Stderr(context), gc.Matches, `cannot import key id "invalid-key".*\n`)
	s.assertEnvironKeys(c, key1, sshtesting.ValidKeyThree.Key)
}

func (s *destroyEnvSuite) TestDestroyEnvironmentCommandEmptyJenv(c *gc.C) {
	_, err := s.ConfigStore.CreateInfo("emptyenv")
	c.Assert(err, gc.IsNil)

	context, err := coretesting.RunCommand(c, new(DestroyEnvironmentCommand), []string{"-e", "emptyenv"})
	c.Assert(err, gc.IsNil)

	c.Assert(coretesting.Stderr(context), gc.Equals, "removing empty environment file\n")
}

func (s *BootstrapSuite) TestWaitSSHTimesOutWaitingForDial(c *gc.C) {
	ctx := coretesting.Context(c)
	// 0.x.y.z addresses are always invalid
	_, err := common.WaitSSH(ctx, nil, ssh.DefaultClient, "/bin/true", &neverOpensPort{addr: "0.1.2.3"}, testSSHTimeout)
	c.Check(err, gc.ErrorMatches,
		`waited for `+testSSHTimeout.Timeout.String()+` without being able to connect: mock connection failure to 0.1.2.3`)
	c.Check(coretesting.Stderr(ctx), gc.Matches,
		"Waiting for address\n"+
			"(Attempting to connect to 0.1.2.3:22\n)+")
}

func (s *DeploySuite) TestUpgradeReportsDeprecated(c *gc.C) {
	coretesting.Charms.ClonedDirPath(s.SeriesPath, "dummy")
	ctx, err := coretesting.RunCommand(c, &DeployCommand{}, []string{"local:dummy", "-u"})
	c.Assert(err, gc.IsNil)

	c.Assert(coretesting.Stdout(ctx), gc.Equals, "")
	output := strings.Split(coretesting.Stderr(ctx), "\n")
	c.Check(output[0], gc.Matches, `Added charm ".*" to the environment.`)
	c.Check(output[1], gc.Equals, "--upgrade (or -u) is deprecated and ignored; charms are always deployed with a unique revision.")
}

func (s *RunTestSuite) TestRunning(c *gc.C) {
	loggo.GetLogger("worker.uniter").SetLogLevel(loggo.TRACE)
	s.runListenerForAgent(c, "foo")

	ctx, err := testing.RunCommand(c, &RunCommand{}, []string{"foo", "bar"})
	c.Check(cmd.IsRcPassthroughError(err), jc.IsTrue)
	c.Assert(err, gc.ErrorMatches, "subprocess encountered error code 42")
	c.Assert(testing.Stdout(ctx), gc.Equals, "bar stdout")
	c.Assert(testing.Stderr(ctx), gc.Equals, "bar stderr")
}

func (s *LogSuite) TestShowLogSetsLogLevel(c *gc.C) {
	l := &cmd.Log{ShowLog: true}
	ctx := coretesting.Context(c)
	err := l.Start(ctx)
	c.Assert(err, gc.IsNil)

	c.Assert(loggo.GetLogger("").LogLevel(), gc.Equals, loggo.INFO)
	c.Assert(coretesting.Stderr(ctx), gc.Equals, "")
	c.Assert(coretesting.Stdout(ctx), gc.Equals, "")
}

func (s *AddKeySuite) TestAddKey(c *gc.C) {
	key1 := sshtesting.ValidKeyOne.Key + " [email protected]"
	s.setAuthorizedKeys(c, key1)

	key2 := sshtesting.ValidKeyTwo.Key + " [email protected]"
	context, err := coretesting.RunCommand(c, &AddKeysCommand{}, []string{key2, "invalid-key"})
	c.Assert(err, gc.IsNil)
	c.Assert(coretesting.Stderr(context), gc.Matches, `cannot add key "invalid-key".*\n`)
	s.assertEnvironKeys(c, key1, key2)
}

func (s *RelationSetSuite) TestRunDeprecationWarning(c *gc.C) {
	hctx := s.GetHookContext(c, 0, "")
	com, _ := jujuc.NewCommand(hctx, "relation-set")
	// The rel= is needed to make this a valid command.
	ctx, err := testing.RunCommand(c, com, []string{"--format", "foo", "rel="})

	c.Assert(err, gc.IsNil)
	c.Assert(testing.Stdout(ctx), gc.Equals, "")
	c.Assert(testing.Stderr(ctx), gc.Equals, "--format flag deprecated for command \"relation-set\"")
}

func (s *LogSuite) TestOutputQuiet(c *gc.C) {
	l := &cmd.Log{Quiet: true}
	ctx := coretesting.Context(c)
	err := l.Start(ctx)
	c.Assert(err, gc.IsNil)

	ctx.Infof("Writing info output")
	ctx.Verbosef("Writing verbose output")

	c.Assert(coretesting.Stderr(ctx), gc.Equals, "")
}

func (s *ImportKeySuite) TestImportKeyNonDefaultUser(c *gc.C) {
	key1 := sshtesting.ValidKeyOne.Key + " [email protected]"
	s.setAuthorizedKeys(c, key1)
	_, err := s.State.AddUser("fred", "password")
	c.Assert(err, gc.IsNil)

	context, err := coretesting.RunCommand(c, &ImportKeysCommand{}, []string{"--user", "fred", "lp:validuser"})
	c.Assert(err, gc.IsNil)
	c.Assert(coretesting.Stderr(context), gc.Equals, "")
	s.assertEnvironKeys(c, key1, sshtesting.ValidKeyThree.Key)
}