passing test

Author: tgvashworth

cli-files/go-cat/cmd/root.go

@@ -5,43 +5,27 @@ Copyright © 2022 NAME HERE <EMAIL ADDRESS>
 package cmd
 
 import (
+	"fmt"
 	"os"
 
 	"github.com/spf13/cobra"
 )
 
 // rootCmd represents the base command when called without any subcommands
-var rootCmd = &cobra.Command{
-	Use:   "go-cat",
-	Short: "A brief description of your application",
-	Long: `A longer description that spans multiple lines and likely contains
-examples and usage of using your application. For example:
-
-Cobra is a CLI library for Go that empowers applications.
-This application is a tool to generate the needed files
-to quickly create a Cobra application.`,
-	// Uncomment the following line if your bare application
-	// has an action associated with it:
-	// Run: func(cmd *cobra.Command, args []string) { },
+func NewRoodCmd() *cobra.Command {
+	return &cobra.Command{
+		Use:   "go-cat",
+		Short: "Go implementation of cat",
+		Long:  `Works like cat`,
+		Run: func(cmd *cobra.Command, args []string) {
+		},
+	}
 }
 
-// Execute adds all child commands to the root command and sets flags appropriately.
-// This is called by main.main(). It only needs to happen once to the rootCmd.
 func Execute() {
-	err := rootCmd.Execute()
-	if err != nil {
+	rootCmd := NewRoodCmd()
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Fprintln(os.Stderr, err)
 		os.Exit(1)
 	}
 }
-
-func init() {
-	// Here you will define your flags and configuration settings.
-	// Cobra supports persistent flags, which, if defined here,
-	// will be global for your application.
-
-	// rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.go-cat.yaml)")
-
-	// Cobra also supports local flags, which will only run
-	// when this action is called directly.
-	rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
-}

cli-files/go-cat/cmd/root_test.go

@@ -0,0 +1,23 @@
+package cmd
+
+import (
+	"bytes"
+	"io/ioutil"
+	"testing"
+)
+
+func TestRootCmd(t *testing.T) {
+	cmd := NewRoodCmd()
+	b := bytes.NewBufferString("")
+	cmd.SetOut(b)
+	cmd.SetArgs([]string{})
+	cmd.Execute()
+	out, err := ioutil.ReadAll(b)
+	if err != nil {
+		t.Fatal(err)
+	}
+	expected := ``
+	if string(out) != expected {
+		t.Fatalf("expected \"%s\" got \"%s\"", expected, string(out))
+	}
+}