commands/url: Add

Author: rajivr

commands/url.go

@@ -0,0 +1,32 @@
+package commands
+
+import (
+	"fmt"
+
+	"github.com/docker/machine/libmachine"
+)
+
+func cmdURL(c CommandLine, api libmachine.API) error {
+	if len(c.Args()) > 1 {
+		return ErrExpectedOneMachine
+	}
+
+	target, err := targetHost(c, api)
+	if err != nil {
+		return err
+	}
+
+	host, err := api.Load(target)
+	if err != nil {
+		return err
+	}
+
+	url, err := host.URL()
+	if err != nil {
+		return err
+	}
+
+	fmt.Println(url)
+
+	return nil
+}

commands/url_test.go

@@ -0,0 +1,57 @@
+package commands
+
+import (
+	"testing"
+
+	"github.com/docker/machine/commands/commandstest"
+	"github.com/docker/machine/drivers/fakedriver"
+	"github.com/docker/machine/libmachine/host"
+	"github.com/docker/machine/libmachine/libmachinetest"
+	"github.com/docker/machine/libmachine/state"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCmdURLMissingMachineName(t *testing.T) {
+	commandLine := &commandstest.FakeCommandLine{}
+	api := &libmachinetest.FakeAPI{}
+
+	err := cmdURL(commandLine, api)
+
+	assert.Equal(t, ErrNoDefault, err)
+}
+
+func TestCmdURLTooManyNames(t *testing.T) {
+	commandLine := &commandstest.FakeCommandLine{
+		CliArgs: []string{"machineToRemove1", "machineToRemove2"},
+	}
+	api := &libmachinetest.FakeAPI{}
+
+	err := cmdURL(commandLine, api)
+
+	assert.EqualError(t, err, "Error: Expected one machine name as an argument")
+}
+
+func TestCmdURL(t *testing.T) {
+	commandLine := &commandstest.FakeCommandLine{
+		CliArgs: []string{"machine"},
+	}
+	api := &libmachinetest.FakeAPI{
+		Hosts: []*host.Host{
+			{
+				Name: "machine",
+				Driver: &fakedriver.Driver{
+					MockState: state.Running,
+					MockIP:    "120.0.0.1",
+				},
+			},
+		},
+	}
+
+	stdoutGetter := commandstest.NewStdoutGetter()
+	defer stdoutGetter.Stop()
+
+	err := cmdURL(commandLine, api)
+
+	assert.NoError(t, err)
+	assert.Equal(t, "tcp://120.0.0.1:2376\n", stdoutGetter.Output())
+}