Add unit test for root

cmd/root.go

@@ -16,6 +16,7 @@ func NewRootCmd(out io.Writer) *cobra.Command {
 		Use:   "airshipadm",
 		Short: "airshipadm is a unified entrypoint to various airship components",
 	}
+	rootCmd.SetOutput(out)
 
 	rootCmd.AddCommand(NewVersionCommand(out))
 

cmd/root_test.go

@@ -0,0 +1,15 @@
+package cmd_test
+
+import (
+	"testing"
+
+	"github.com/ian-howell/airshipadm/internal/test"
+)
+
+func TestRoot(t *testing.T) {
+	tests := []test.CmdTest{{
+		Name:    "arishipadm root",
+		Command: "",
+	}}
+	test.RunCmdTests(t, tests)
+}

cmd/testdata/golden/TestRoot.golden

@@ -0,0 +1,17 @@
+airshipadm is a unified entrypoint to various airship components
+
+Usage:
+  airshipadm [command]
+
+Available Commands:
+  help        Help about any command
+  version     Show the version number of airshipadm and its underlying tools
+
+Flags:
+  -h, --help                help for airshipadm
+      --kubeconfig string   path to kubeconfig
+
+Additional help topics:
+  airshipadm workflow access to workflows
+
+Use "airshipadm [command] --help" for more information about a command.