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-rw-r--r--activesupport/lib/active_support/testing/isolation.rb33
1 files changed, 21 insertions, 12 deletions
diff --git a/activesupport/lib/active_support/testing/isolation.rb b/activesupport/lib/active_support/testing/isolation.rb
index d5d31cecbe..68bda35980 100644
--- a/activesupport/lib/active_support/testing/isolation.rb
+++ b/activesupport/lib/active_support/testing/isolation.rb
@@ -1,5 +1,4 @@
require 'rbconfig'
-require 'minitest/parallel_each'
module ActiveSupport
module Testing
@@ -7,11 +6,9 @@ module ActiveSupport
require 'thread'
def self.included(klass) #:nodoc:
- klass.extend(Module.new {
- def test_methods
- ParallelEach.new super
- end
- })
+ klass.class_eval do
+ parallelize_me!
+ end
end
def self.forking_env?
@@ -40,6 +37,8 @@ module ActiveSupport
module Forking
def run_in_isolation(&blk)
read, write = IO.pipe
+ read.binmode
+ write.binmode
pid = fork do
read.close
@@ -71,14 +70,24 @@ module ActiveSupport
exit!
else
Tempfile.open("isolation") do |tmpfile|
- ENV["ISOLATION_TEST"] = self.class.name
- ENV["ISOLATION_OUTPUT"] = tmpfile.path
+ env = {
+ ISOLATION_TEST: self.class.name,
+ ISOLATION_OUTPUT: tmpfile.path
+ }
load_paths = $-I.map {|p| "-I\"#{File.expand_path(p)}\"" }.join(" ")
- `#{Gem.ruby} #{load_paths} #{$0} #{ORIG_ARGV.join(" ")}`
-
- ENV.delete("ISOLATION_TEST")
- ENV.delete("ISOLATION_OUTPUT")
+ orig_args = ORIG_ARGV.join(" ")
+ test_opts = "-n#{self.class.name}##{self.name}"
+ command = "#{Gem.ruby} #{load_paths} #{$0} #{orig_args} #{test_opts}"
+
+ # IO.popen lets us pass env in a cross-platform way
+ child = IO.popen([env, command])
+
+ begin
+ Process.wait(child.pid)
+ rescue Errno::ECHILD # The child process may exit before we wait
+ nil
+ end
return tmpfile.read.unpack("m")[0]
end