Print plugin name on successful install, enable and disable.

Signed-off-by: Anusha Ragunathan <anusha@docker.com>

api/client/plugin/disable.go

@@ -37,5 +37,9 @@ func runDisable(dockerCli *client.DockerCli, name string) error {
 	if !ok {
 		return fmt.Errorf("invalid name: %s", named.String())
 	}
-	return dockerCli.Client().PluginDisable(context.Background(), ref.String())
+	if err := dockerCli.Client().PluginDisable(context.Background(), ref.String()); err != nil {
+		return err
+	}
+	fmt.Fprintln(dockerCli.Out(), name)
+	return nil
 }

api/client/plugin/enable.go

@@ -37,5 +37,9 @@ func runEnable(dockerCli *client.DockerCli, name string) error {
 	if !ok {
 		return fmt.Errorf("invalid name: %s", named.String())
 	}
-	return dockerCli.Client().PluginEnable(context.Background(), ref.String())
+	if err := dockerCli.Client().PluginEnable(context.Background(), ref.String()); err != nil {
+		return err
+	}
+	fmt.Fprintln(dockerCli.Out(), name)
+	return nil
 }

api/client/plugin/install.go

@@ -78,8 +78,11 @@ func runInstall(dockerCli *client.DockerCli, opts pluginOptions) error {
 		// TODO: Rename PrivilegeFunc, it has nothing to do with privileges
 		PrivilegeFunc: registryAuthFunc,
 	}
-
-	return dockerCli.Client().PluginInstall(ctx, ref.String(), options)
+	if err := dockerCli.Client().PluginInstall(ctx, ref.String(), options); err != nil {
+		return err
+	}
+	fmt.Fprintln(dockerCli.Out(), opts.name)
+	return nil
 }
 
 func acceptPrivileges(dockerCli *client.DockerCli, name string) func(privileges types.PluginPrivileges) (bool, error) {

integration-cli/docker_cli_plugins_test.go

@@ -3,54 +3,63 @@ package main
 import (
 	"github.com/docker/docker/pkg/integration/checker"
 	"github.com/go-check/check"
+
+	"strings"
+)
+
+var (
+	pName        = "tiborvass/no-remove"
+	pTag         = "latest"
+	pNameWithTag = pName + ":" + pTag
 )
 
 func (s *DockerSuite) TestPluginBasicOps(c *check.C) {
 	testRequires(c, DaemonIsLinux, ExperimentalDaemon)
-	name := "tiborvass/no-remove"
-	tag := "latest"
-	nameWithTag := name + ":" + tag
-
-	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", name)
+	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", pNameWithTag)
 	c.Assert(err, checker.IsNil)
 
 	out, _, err := dockerCmdWithError("plugin", "ls")
 	c.Assert(err, checker.IsNil)
-	c.Assert(out, checker.Contains, name)
-	c.Assert(out, checker.Contains, tag)
+	c.Assert(out, checker.Contains, pName)
+	c.Assert(out, checker.Contains, pTag)
 	c.Assert(out, checker.Contains, "true")
 
-	out, _, err = dockerCmdWithError("plugin", "inspect", nameWithTag)
+	out, _, err = dockerCmdWithError("plugin", "inspect", pNameWithTag)
 	c.Assert(err, checker.IsNil)
 	c.Assert(out, checker.Contains, "A test plugin for Docker")
 
-	out, _, err = dockerCmdWithError("plugin", "remove", nameWithTag)
+	out, _, err = dockerCmdWithError("plugin", "remove", pNameWithTag)
 	c.Assert(out, checker.Contains, "is active")
 
-	_, _, err = dockerCmdWithError("plugin", "disable", nameWithTag)
+	_, _, err = dockerCmdWithError("plugin", "disable", pNameWithTag)
 	c.Assert(err, checker.IsNil)
 
-	out, _, err = dockerCmdWithError("plugin", "remove", nameWithTag)
+	out, _, err = dockerCmdWithError("plugin", "remove", pNameWithTag)
 	c.Assert(err, checker.IsNil)
-	c.Assert(out, checker.Contains, nameWithTag)
+	c.Assert(out, checker.Contains, pNameWithTag)
 }
 
 func (s *DockerSuite) TestPluginInstallDisable(c *check.C) {
 	testRequires(c, DaemonIsLinux, ExperimentalDaemon)
-	name := "tiborvass/no-remove"
-	tag := "latest"
-	nameWithTag := name + ":" + tag
-
-	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", "--disable", name)
+	out, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", "--disable", pName)
 	c.Assert(err, checker.IsNil)
+	c.Assert(strings.TrimSpace(out), checker.Contains, pName)
 
-	out, _, err := dockerCmdWithError("plugin", "ls")
+	out, _, err = dockerCmdWithError("plugin", "ls")
 	c.Assert(err, checker.IsNil)
 	c.Assert(out, checker.Contains, "false")
 
-	out, _, err = dockerCmdWithError("plugin", "remove", nameWithTag)
+	out, _, err = dockerCmdWithError("plugin", "enable", pName)
+	c.Assert(err, checker.IsNil)
+	c.Assert(strings.TrimSpace(out), checker.Contains, pName)
+
+	out, _, err = dockerCmdWithError("plugin", "disable", pName)
+	c.Assert(err, checker.IsNil)
+	c.Assert(strings.TrimSpace(out), checker.Contains, pName)
+
+	out, _, err = dockerCmdWithError("plugin", "remove", pName)
 	c.Assert(err, checker.IsNil)
-	c.Assert(out, checker.Contains, nameWithTag)
+	c.Assert(strings.TrimSpace(out), checker.Contains, pName)
 }
 
 func (s *DockerSuite) TestPluginInstallImage(c *check.C) {