sandbox test

Library/Homebrew/cmd/test.rb

@@ -1,17 +1,12 @@
 require "extend/ENV"
-require "timeout"
-require "debrew"
 require "formula_assertions"
+require "sandbox"
 
 module Homebrew
-  TEST_TIMEOUT_SECONDS = 5*60
 
   def test
     raise FormulaUnspecifiedError if ARGV.named.empty?
 
-    ENV.extend(Stdenv)
-    ENV.setup_build_environment
-
     ARGV.formulae.each do |f|
       # Cannot test uninstalled formulae
       unless f.installed?
@@ -27,15 +22,27 @@ module Homebrew
 
       puts "Testing #{f.name}"
 
-      f.extend(Assertions)
-      f.extend(Debrew::Formula) if ARGV.debug?
-
       env = ENV.to_hash
 
       begin
-        # tests can also return false to indicate failure
-        Timeout::timeout TEST_TIMEOUT_SECONDS do
-          raise "test returned false" if f.run_test == false
+        args = %W[
+          #{RUBY_PATH}
+          -W0
+          -I #{HOMEBREW_LIBRARY_PATH}
+          --
+          #{HOMEBREW_LIBRARY_PATH}/test.rb
+          #{f.path}
+        ].concat(ARGV.options_only)
+
+        Utils.safe_fork do
+          if Sandbox.available? && ARGV.sandbox?
+            sandbox = Sandbox.new
+            sandbox.allow_write_temp_and_cache
+            sandbox.allow_write_log(f)
+            sandbox.exec(*args)
+          else
+            exec(*args)
+          end
         end
       rescue Assertions::FailedAssertion => e
         ofail "#{f.name}: failed"

Library/Homebrew/test.rb

@@ -0,0 +1,34 @@
+old_trap = trap("INT") { exit! 130 }
+
+require "global"
+require "extend/ENV"
+require "timeout"
+require "debrew"
+require "formula_assertions"
+require "fcntl"
+require "socket"
+
+TEST_TIMEOUT_SECONDS = 5*60
+
+begin
+  error_pipe = UNIXSocket.open(ENV["HOMEBREW_ERROR_PIPE"], &:recv_io)
+  error_pipe.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC)
+
+  ENV.extend(Stdenv)
+  ENV.setup_build_environment
+
+  trap("INT", old_trap)
+
+  formula = ARGV.formulae.first
+  formula.extend(Homebrew::Assertions)
+  formula.extend(Debrew::Formula) if ARGV.debug?
+
+  # tests can also return false to indicate failure
+  Timeout::timeout TEST_TIMEOUT_SECONDS do
+    raise "test returned false" if formula.run_test == false
+  end
+rescue Exception => e
+  Marshal.dump(e, error_pipe)
+  error_pipe.close
+  exit! 1
+end