command: test maint command

command/maint.go

@@ -70,6 +70,12 @@ func (c *MaintCommand) Run(args []string) int {
 		return 1
 	}
 
+	// Print help if no args given
+	if len(args) == 0 {
+		c.Ui.Error(c.Help())
+		return 1
+	}
+
 	// Ensure we don't have conflicting args
 	if !enable && !disable {
 		c.Ui.Error("One of -enable or -disable must be specified")

command/maint_test.go

@@ -0,0 +1,103 @@
+package command
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/hashicorp/consul/consul/structs"
+	"github.com/mitchellh/cli"
+)
+
+func TestMaintCommand_implements(t *testing.T) {
+	var _ cli.Command = &MaintCommand{}
+}
+
+func TestMaintCommandRun_NoArgs(t *testing.T) {
+	ui := new(cli.MockUi)
+	c := &MaintCommand{Ui: ui}
+
+	if code := c.Run([]string{}); code != 1 {
+		t.Fatalf("expected return code 1, got %d", code)
+	}
+
+	if strings.TrimSpace(ui.ErrorWriter.String()) != c.Help() {
+		t.Fatalf("bad:\n%s", ui.ErrorWriter.String())
+	}
+}
+
+func TestMaintCommandRun_EnableNodeMaintenance(t *testing.T) {
+	a1 := testAgent(t)
+	defer a1.Shutdown()
+
+	ui := new(cli.MockUi)
+	c := &MaintCommand{Ui: ui}
+
+	args := []string{
+		"-http-addr=" + a1.httpAddr,
+		"-enable",
+		"-reason=broken",
+	}
+	code := c.Run(args)
+	if code != 0 {
+		t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
+	}
+
+	if !strings.Contains(ui.OutputWriter.String(), "now enabled") {
+		t.Fatalf("bad: %#v", ui.OutputWriter.String())
+	}
+}
+
+func TestMaintCommandRun_EnableServiceMaintenance(t *testing.T) {
+	a1 := testAgent(t)
+	defer a1.Shutdown()
+
+	// Register the service
+	service := &structs.NodeService{
+		ID:      "test",
+		Service: "test",
+	}
+	if err := a1.agent.AddService(service, nil, false); err != nil {
+		t.Fatalf("err: %v", err)
+	}
+
+	ui := new(cli.MockUi)
+	c := &MaintCommand{Ui: ui}
+
+	args := []string{
+		"-http-addr=" + a1.httpAddr,
+		"-enable",
+		"-service=test",
+		"-reason=broken",
+	}
+	code := c.Run(args)
+	if code != 0 {
+		t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
+	}
+
+	if !strings.Contains(ui.OutputWriter.String(), "now enabled") {
+		t.Fatalf("bad: %#v", ui.OutputWriter.String())
+	}
+}
+
+func TestMaintCommandRun_EnableServiceMaintenance_Fails(t *testing.T) {
+	a1 := testAgent(t)
+	defer a1.Shutdown()
+
+	ui := new(cli.MockUi)
+	c := &MaintCommand{Ui: ui}
+
+	args := []string{
+		"-http-addr=" + a1.httpAddr,
+		"-enable",
+		"-service=redis",
+		"-reason=broken",
+	}
+	code := c.Run(args)
+	if code != 1 {
+		t.Fatalf("expected response code 1, got %d", code)
+	}
+
+	if !strings.Contains(ui.ErrorWriter.String(), "No service registered") {
+		t.Fatalf("bad: %#v", ui.ErrorWriter.String())
+	}
+}