1 files changed, 3 insertions, 0 deletions
diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 4f1370b10..727eccdab 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -605,13 +605,16 @@ class Formula
   end
 
   def run_test
+    @oldhome = ENV["HOME"]
     self.build = Tab.for_formula(self)
     mktemp do
       @testpath = Pathname.pwd
+      ENV["HOME"] = @testpath
       test
     end
   ensure
     @testpath = nil
+    ENV["HOME"] = @oldhome
   end
 
   def test_defined?