From cbeafa71908cf51548be219f8bcee034a4bdbcf0 Mon Sep 17 00:00:00 2001
From: mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 11 May 2010 12:54:33 +0000
Subject: * test/rake/test_task_arguments.rb: makes ENV empty during tests  
 because ENV may change the behavior of Rake::TaskArguments.  
 [ruby-core:29984]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27737 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/rake/test_task_arguments.rb | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'test/rake/test_task_arguments.rb')

diff --git a/test/rake/test_task_arguments.rb b/test/rake/test_task_arguments.rb
index deb5f19ea2..d40144f3fd 100644
--- a/test/rake/test_task_arguments.rb
+++ b/test/rake/test_task_arguments.rb
@@ -3,9 +3,14 @@ require 'rake'
 
 ######################################################################
 class Rake::TestTaskArguments < Test::Unit::TestCase
+  def setup
+    @backup = ENV.to_hash
+    ENV.clear
+  end
+
   def teardown
-    ENV.delete('rev')
-    ENV.delete('VER')
+    ENV.clear
+    @backup.each {|k, v| ENV[k] = v }
   end
 
   def test_empty_arg_list_is_empty
-- 
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