tests: fix issues with fetching config

plugins/config/src/subcommands/subcommands.go

@@ -24,20 +24,25 @@ func main() {
 	subcommand := parts[len(parts)-1]
 
 	var err error
+	var appName string
 	switch subcommand {
 	case "bundle":
 		args := flag.NewFlagSet("config:bundle", flag.ExitOnError)
 		global := args.Bool("global", false, "--global: use the global environment")
 		merged := args.Bool("merged", false, "--merged: merge app environment and global environment")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		err = config.CommandBundle(appName, *global, *merged)
 	case "clear":
 		args := flag.NewFlagSet("config:clear", flag.ExitOnError)
 		global := args.Bool("global", false, "--global: use the global environment")
 		noRestart := args.Bool("no-restart", false, "--no-restart: no restart")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		err = config.CommandClear(appName, *global, *noRestart)
 	case "export":
 		args := flag.NewFlagSet("config:export", flag.ExitOnError)
@@ -45,14 +50,18 @@ func main() {
 		merged := args.Bool("merged", false, "--merged: merge app environment and global environment")
 		format := args.String("format", "exports", "--format: [ exports | envfile | docker-args | shell | pretty | json | json-list ] which format to export as)")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		err = config.CommandExport(appName, *global, *merged, *format)
 	case "get":
 		args := flag.NewFlagSet("config:get", flag.ExitOnError)
 		global := args.Bool("global", false, "--global: use the global environment")
 		quoted := args.Bool("quoted", false, "--quoted: get the value quoted")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		keys := getKeys(args.Args(), *global)
 		err = config.CommandGet(appName, keys, *global, *quoted)
 	case "keys":
@@ -60,14 +69,18 @@ func main() {
 		global := args.Bool("global", false, "--global: use the global environment")
 		merged := args.Bool("merged", false, "--merged: merge app environment and global environment")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		err = config.CommandKeys(appName, *global, *merged)
 	case "show":
 		args := flag.NewFlagSet("config:show", flag.ExitOnError)
 		global := args.Bool("global", false, "--global: use the global environment")
 		merged := args.Bool("merged", false, "--merged: display the app's environment merged with the global environment")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		err = config.CommandShow(appName, *global, *merged, false, false)
 	case "set":
 		args := flag.NewFlagSet("config:set", flag.ExitOnError)
@@ -75,7 +88,9 @@ func main() {
 		encoded := args.Bool("encoded", false, "--encoded: interpret VALUEs as base64")
 		noRestart := args.Bool("no-restart", false, "--no-restart: no restart")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		pairs := getKeys(args.Args(), *global)
 		err = config.CommandSet(appName, pairs, *global, *noRestart, *encoded)
 	case "unset":
@@ -83,7 +98,9 @@ func main() {
 		global := args.Bool("global", false, "--global: use the global environment")
 		noRestart := args.Bool("no-restart", false, "--no-restart: no restart")
 		args.Parse(os.Args[2:])
-		appName := args.Arg(0)
+		if !*global {
+			appName = args.Arg(0)
+		}
 		keys := getKeys(args.Args(), *global)
 		err = config.CommandUnset(appName, keys, *global, *noRestart)
 	default:

plugins/config/subcommands.go

@@ -73,16 +73,18 @@ func CommandGet(appName string, keys []string, global bool, quoted bool) error {
 		return err
 	}
 
-	if len(keys) != 1 {
-		return fmt.Errorf("Unexpected argument(s): %v", keys[1:])
-	}
 	if len(keys) == 0 {
 		return errors.New("Expected: key")
 	}
 
+	if len(keys) != 1 {
+		return fmt.Errorf("Unexpected argument(s): %v", keys[1:])
+	}
+
 	value, ok := Get(appName, keys[0])
 	if !ok {
-		return fmt.Errorf("No value for key %v", keys[0])
+		os.Exit(1)
+		return nil
 	}
 
 	if quoted {