Merge pull request #1204 from thaJeztah/improve-version-align

Improve version output alignment

cli/command/system/testdata/docker-client-version.golden

@@ -6,3 +6,39 @@ Client:
  Built:             Wed May 30 22:21:05 2018
  OS/Arch:           linux/amd64
  Experimental:      true
+
+Server: Docker Enterprise Edition (EE) 2.0
+ Engine:
+  Version:          17.06.2-ee-15
+  API version:      1.30 (minimum version 1.12)
+  Go version:       go1.8.7
+  Git commit:       64ddfa6
+  Built:            Mon Jul  9 23:38:38 2018
+  OS/Arch:          linux/amd64
+  Experimental:     false
+ Universal Control Plane:
+  Version:          17.06.2-ee-15
+  ApiVersion:       1.30
+  Arch:             amd64
+  BuildTime:        Mon Jul  2 21:24:07 UTC 2018
+  GitCommit:        4513922
+  GoVersion:        go1.9.4
+  MinApiVersion:    1.20
+  Os:               linux
+  Version:          3.0.3-tp2
+ Kubernetes:
+  Version:          1.8+
+  buildDate:        2018-04-26T16:51:21Z
+  compiler:         gc
+  gitCommit:        8d637aedf46b9c21dde723e29c645b9f27106fa5
+  gitTreeState:     clean
+  gitVersion:       v1.8.11-docker-8d637ae
+  goVersion:        go1.8.3
+  major:            1
+  minor:            8+
+  platform:         linux/amd64
+ Calico:
+  Version:          v3.0.8
+  cni:              v2.0.6
+  kube-controllers: v2.0.5
+  node:             v3.0.8

cli/command/system/version.go

@@ -204,7 +204,7 @@ func runVersion(dockerCli command.Cli, opts *versionOptions) error {
 }
 
 func prettyPrintVersion(dockerCli command.Cli, vd versionInfo, tmpl *template.Template) error {
-	t := tabwriter.NewWriter(dockerCli.Out(), 15, 1, 1, ' ', 0)
+	t := tabwriter.NewWriter(dockerCli.Out(), 20, 1, 1, ' ', 0)
 	err := tmpl.Execute(t, vd)
 	t.Write([]byte("\n"))
 	t.Flush()

cli/command/system/version_test.go

@@ -43,8 +43,67 @@ func TestVersionAlign(t *testing.T) {
 			BuildTime:         "Wed May 30 22:21:05 2018",
 			Experimental:      true,
 		},
+		Server: &types.Version{},
 	}
 
+	vi.Server.Platform.Name = "Docker Enterprise Edition (EE) 2.0"
+
+	vi.Server.Components = append(vi.Server.Components, types.ComponentVersion{
+		Name:    "Engine",
+		Version: "17.06.2-ee-15",
+		Details: map[string]string{
+			"ApiVersion":    "1.30",
+			"MinAPIVersion": "1.12",
+			"GitCommit":     "64ddfa6",
+			"GoVersion":     "go1.8.7",
+			"Os":            "linux",
+			"Arch":          "amd64",
+			"BuildTime":     "Mon Jul  9 23:38:38 2018",
+			"Experimental":  "false",
+		},
+	})
+
+	vi.Server.Components = append(vi.Server.Components, types.ComponentVersion{
+		Name:    "Universal Control Plane",
+		Version: "17.06.2-ee-15",
+		Details: map[string]string{
+			"Version":       "3.0.3-tp2",
+			"ApiVersion":    "1.30",
+			"Arch":          "amd64",
+			"BuildTime":     "Mon Jul  2 21:24:07 UTC 2018",
+			"GitCommit":     "4513922",
+			"GoVersion":     "go1.9.4",
+			"MinApiVersion": "1.20",
+			"Os":            "linux",
+		},
+	})
+
+	vi.Server.Components = append(vi.Server.Components, types.ComponentVersion{
+		Name:    "Kubernetes",
+		Version: "1.8+",
+		Details: map[string]string{
+			"buildDate":    "2018-04-26T16:51:21Z",
+			"compiler":     "gc",
+			"gitCommit":    "8d637aedf46b9c21dde723e29c645b9f27106fa5",
+			"gitTreeState": "clean",
+			"gitVersion":   "v1.8.11-docker-8d637ae",
+			"goVersion":    "go1.8.3",
+			"major":        "1",
+			"minor":        "8+",
+			"platform":     "linux/amd64",
+		},
+	})
+
+	vi.Server.Components = append(vi.Server.Components, types.ComponentVersion{
+		Name:    "Calico",
+		Version: "v3.0.8",
+		Details: map[string]string{
+			"cni":              "v2.0.6",
+			"kube-controllers": "v2.0.5",
+			"node":             "v3.0.8",
+		},
+	})
+
 	cli := test.NewFakeCli(&fakeClient{})
 	tmpl, err := newVersionTemplate("")
 	assert.NilError(t, err)