Exit with bad exit code on command failures.

1 files changed, 4 insertions, 1 deletions

diff --git a/Library/Homebrew/cmd/test.rb b/Library/Homebrew/cmd/test.rb
index 9b3e93adf..af774f7e6 100644
--- a/Library/Homebrew/cmd/test.rb
+++ b/Library/Homebrew/cmd/test.rb
@@ -13,21 +13,24 @@ module Homebrew extend self
       # Cannot test uninstalled formulae
       unless f.installed?
         puts "#{f.name} not installed"
+        Homebrew.failed = true
         next
       end
 
       # Cannot test formulae without a test method
       unless f.respond_to? :test
         puts "#{f.name} defines no test"
+        Homebrew.failed = true
         next
       end
 
       puts "Testing #{f.name}"
       begin
         # tests can also return false to indicate failure
-        puts "#{f.name}: failed" if f.test == false
+        raise if f.test == false
       rescue
         puts "#{f.name}: failed"
+        Homebrew.failed = true
       end
     end
   end