Run gofmt and add test to prevent regressions

Run `go fmt ./...` [1] and add a test to the `test` make target that
checks if `go fmt` has been run.

[1]: http://blog.golang.org/go-fmt-your-code

Makefile

@@ -9,6 +9,7 @@ deps:
 	go get -t -v ./...
 
 test:
+	@test -z "$(shell find . -name '*.go' | xargs gofmt -l)" || (echo "Need to run 'go fmt ./...'"; exit 1)
 	go vet ./...
 	go test -cover -short ./...
 

cli/restart.go

@@ -30,7 +30,7 @@ func restartCommandFunc(c *cli.Context, client *client.Client) error {
 	case 2:
 		branch = "master"
 		sha = args[1]
-	case 3,4,5:
+	case 3, 4, 5:
 		branch = args[1]
 		sha = args[2]
 	}

plugin/deploy/deis/deis.go

@@ -22,20 +22,20 @@ const (
 //     deisurl: deis.myurl.tdl:2222/
 
 type Deis struct {
-  App   string `yaml:"app,omitempty"`
-  Force bool   `yaml:"force,omitempty"`
-  Deisurl string `yaml:"deisurl,omitempty"`
-  Condition *condition.Condition `yaml:"when,omitempty"`
+	App       string               `yaml:"app,omitempty"`
+	Force     bool                 `yaml:"force,omitempty"`
+	Deisurl   string               `yaml:"deisurl,omitempty"`
+	Condition *condition.Condition `yaml:"when,omitempty"`
 }
 
 func (h *Deis) Write(f *buildfile.Buildfile) {
 	f.WriteCmdSilent(CmdRevParse)
 	f.WriteCmdSilent(CmdGlobalUser)
 	f.WriteCmdSilent(CmdGlobalEmail)
-	
+
 	// git@deis.yourdomain.com:2222/drone.git
-	
-	f.WriteCmd(fmt.Sprintf("git remote add deis ssh://git@%s%s.git", h.Deisurl , h.App))
+
+	f.WriteCmd(fmt.Sprintf("git remote add deis ssh://git@%s%s.git", h.Deisurl, h.App))
 
 	switch h.Force {
 	case true:

plugin/deploy/deis/deis_test.go

@@ -16,8 +16,8 @@ func Test_Deis(t *testing.T) {
 		g.It("Should set git.config", func() {
 			b := new(buildfile.Buildfile)
 			h := Deis{
-				App: "drone",
-			  Deisurl: "deis.yourdomain.com:2222",
+				App:     "drone",
+				Deisurl: "deis.yourdomain.com:2222",
 			}
 
 			h.Write(b)
@@ -30,8 +30,8 @@ func Test_Deis(t *testing.T) {
 		g.It("Should add remote", func() {
 			b := new(buildfile.Buildfile)
 			h := Deis{
-				App: "drone",
-			  Deisurl: "deis.yourdomain.com:2222/",
+				App:     "drone",
+				Deisurl: "deis.yourdomain.com:2222/",
 			}
 
 			h.Write(b)
@@ -54,7 +54,7 @@ func Test_Deis(t *testing.T) {
 			b := new(buildfile.Buildfile)
 			h := Deis{
 				Force: true,
-				App: "drone",
+				App:   "drone",
 			}
 
 			h.Write(b)

plugin/deploy/deployment.go

@@ -5,9 +5,9 @@ import (
 	"github.com/drone/drone/shared/build/buildfile"
 	"github.com/drone/drone/shared/build/repo"
 
+	"github.com/drone/drone/plugin/deploy/deis"
 	"github.com/drone/drone/plugin/deploy/git"
 	"github.com/drone/drone/plugin/deploy/heroku"
-	"github.com/drone/drone/plugin/deploy/deis"
 	"github.com/drone/drone/plugin/deploy/modulus"
 	"github.com/drone/drone/plugin/deploy/nodejitsu"
 	"github.com/drone/drone/plugin/deploy/tsuru"
@@ -20,7 +20,7 @@ type Deploy struct {
 	CloudFoundry *CloudFoundry        `yaml:"cloudfoundry,omitempty"`
 	Git          *git.Git             `yaml:"git,omitempty"`
 	Heroku       *heroku.Heroku       `yaml:"heroku,omitempty"`
-	Deis	       *deis.Deis 		      `yaml:"deis,omitempty"`
+	Deis         *deis.Deis           `yaml:"deis,omitempty"`
 	Modulus      *modulus.Modulus     `yaml:"modulus,omitempty"`
 	Nodejitsu    *nodejitsu.Nodejitsu `yaml:"nodejitsu,omitempty"`
 	SSH          *SSH                 `yaml:"ssh,omitempty"`

plugin/deploy/heroku/heroku.go

@@ -17,7 +17,7 @@ const (
 
 	// Command to write the API token to ~/.netrc
 	// use "_" since heroku git authentication ignores username
-	CmdLogin    = "echo 'machine git.heroku.com login _ password %s' >> ~/.netrc"
+	CmdLogin = "echo 'machine git.heroku.com login _ password %s' >> ~/.netrc"
 )
 
 type Heroku struct {

plugin/deploy/heroku/heroku_test.go

@@ -29,14 +29,14 @@ func Test_Heroku(t *testing.T) {
 		g.It("Should write token", func() {
 			b := new(buildfile.Buildfile)
 			h := Heroku{
-				App: "drone",
+				App:   "drone",
 				Token: "mock-token",
 			}
 
 			h.Write(b)
 			out := b.String()
 			g.Assert(strings.Contains(out, "\necho 'machine git.heroku.com login _ password mock-token' >> ~/.netrc\n")).Equal(true)
-			})
+		})
 
 		g.It("Should add remote", func() {
 			b := new(buildfile.Buildfile)

shared/build/script/docker.go

@@ -1,19 +1,19 @@
 package script
 
 const (
-    DefaultDockerNetworkMode = "bridge"
+	DefaultDockerNetworkMode = "bridge"
 )
 
 // Docker stores the configuration details for
 // configuring docker container.
 type Docker struct {
-    // NetworkMode (also known as `--net` option)
-    // Could be set only if Docker is running in privileged mode
-    NetworkMode *string `yaml:"net,omitempty"`
+	// NetworkMode (also known as `--net` option)
+	// Could be set only if Docker is running in privileged mode
+	NetworkMode *string `yaml:"net,omitempty"`
 
-    // Hostname (also known as `--hostname` option)
-    // Could be set only if Docker is running in privileged mode
-    Hostname *string `yaml:"hostname,omitempty"`
+	// Hostname (also known as `--hostname` option)
+	// Could be set only if Docker is running in privileged mode
+	Hostname *string `yaml:"hostname,omitempty"`
 }
 
 // DockerNetworkMode returns DefaultNetworkMode
@@ -21,10 +21,10 @@ type Docker struct {
 // DockerNetworkMode returns Docker.NetworkMode
 // when it is not empty.
 func DockerNetworkMode(d *Docker) string {
-    if d == nil || d.NetworkMode == nil {
-        return DefaultDockerNetworkMode
-    }
-    return *d.NetworkMode
+	if d == nil || d.NetworkMode == nil {
+		return DefaultDockerNetworkMode
+	}
+	return *d.NetworkMode
 }
 
 // DockerNetworkMode returns empty string
@@ -32,8 +32,8 @@ func DockerNetworkMode(d *Docker) string {
 // DockerNetworkMode returns Docker.NetworkMode
 // when it is not empty.
 func DockerHostname(d *Docker) string {
-    if d == nil || d.Hostname == nil {
-        return ""
-    }
-    return *d.Hostname
+	if d == nil || d.Hostname == nil {
+		return ""
+	}
+	return *d.Hostname
 }

shared/build/script/docker_test.go

@@ -1,69 +1,69 @@
 package script
 
 import (
-    "testing"
+	"testing"
 )
 
 func TestDockerNetworkMode(t *testing.T) {
-    var d *Docker
-    var expected string
+	var d *Docker
+	var expected string
 
-    expected = DefaultDockerNetworkMode
-    d = nil
-    if actual := DockerNetworkMode(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = DefaultDockerNetworkMode
+	d = nil
+	if actual := DockerNetworkMode(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 
-    expected = DefaultDockerNetworkMode
-    d = &Docker{}
-    if actual := DockerNetworkMode(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = DefaultDockerNetworkMode
+	d = &Docker{}
+	if actual := DockerNetworkMode(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 
-    expected = DefaultDockerNetworkMode
-    d = &Docker{NetworkMode: nil}
-    if actual := DockerNetworkMode(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = DefaultDockerNetworkMode
+	d = &Docker{NetworkMode: nil}
+	if actual := DockerNetworkMode(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 
-    expected = "bridge"
-    d = &Docker{NetworkMode: &expected}
-    if actual := DockerNetworkMode(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = "bridge"
+	d = &Docker{NetworkMode: &expected}
+	if actual := DockerNetworkMode(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 
-    expected = "host"
-    d = &Docker{NetworkMode: &expected}
-    if actual := DockerNetworkMode(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = "host"
+	d = &Docker{NetworkMode: &expected}
+	if actual := DockerNetworkMode(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 }
 
 func TestDockerHostname(t *testing.T) {
-    var d *Docker
-    var expected string
+	var d *Docker
+	var expected string
 
-    expected = ""
-    d = nil
-    if actual := DockerHostname(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = ""
+	d = nil
+	if actual := DockerHostname(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 
-    expected = ""
-    d = &Docker{}
-    if actual := DockerHostname(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = ""
+	d = &Docker{}
+	if actual := DockerHostname(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 
-    expected = ""
-    d = &Docker{Hostname: nil}
-    if actual := DockerHostname(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = ""
+	d = &Docker{Hostname: nil}
+	if actual := DockerHostname(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 
-    expected = "host"
-    d = &Docker{Hostname: &expected}
-    if actual := DockerHostname(d); actual != expected {
-        t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
-    }
+	expected = "host"
+	d = &Docker{Hostname: &expected}
+	if actual := DockerHostname(d); actual != expected {
+		t.Errorf("The result is invalid. [expected: %s][actual: %s]", expected, actual)
+	}
 }