From c46cecf277c497027f7777ee01e26a034e84ac3e Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Sun, 2 Sep 2018 12:56:31 +0100
Subject: [PATCH] tests: set HOME.

This is the only way to override the user's Git configuration which can
break tests when e.g. `gpg` cannot be found but signing is requested.
---
 Library/Homebrew/dev-cmd/tests.rb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Library/Homebrew/dev-cmd/tests.rb b/Library/Homebrew/dev-cmd/tests.rb
index bf721db0c6..f26bfed4ab 100644
--- a/Library/Homebrew/dev-cmd/tests.rb
+++ b/Library/Homebrew/dev-cmd/tests.rb
@@ -49,6 +49,10 @@ module Homebrew
       ENV["HOMEBREW_TEST_GENERIC_OS"] = "1" if args.generic?
       ENV["HOMEBREW_TEST_ONLINE"] = "1" if args.online?
 
+      # Avoid local configuration messing with tests e.g. git being configured
+      # to use GPG to sign by default
+      ENV["HOME"] = "#{HOMEBREW_LIBRARY_PATH}/test"
+
       if args.coverage?
         ENV["HOMEBREW_TESTS_COVERAGE"] = "1"
         FileUtils.rm_f "test/coverage/.resultset.json"