From 8606b976905525e489bb5f3a89aea23b52e42ed0 Mon Sep 17 00:00:00 2001
From: Shenghou Ma <minux.ma@gmail.com>
Date: Wed, 18 Dec 2013 17:40:31 -0500
Subject: [PATCH] cmd/go: show testflag help for "go test -h" Fixes #6576.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/14502065
---
 src/cmd/go/main.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/cmd/go/main.go b/src/cmd/go/main.go
index df0cf1b3fd..7f4c75866c 100644
--- a/src/cmd/go/main.go
+++ b/src/cmd/go/main.go
@@ -238,6 +238,11 @@ func printUsage(w io.Writer) {
 }
 
 func usage() {
+	// special case "go test -h"
+	if len(os.Args) > 1 && os.Args[1] == "test" {
+		help([]string{"testflag"})
+		os.Exit(2)
+	}
 	printUsage(os.Stderr)
 	os.Exit(2)
 }
-- 
2.48.1