* test/dtrace/helper.rb (DTrace::TestCase): check dtrace availability

  once.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37969 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 5 deletions

diff --git a/test/dtrace/helper.rb b/test/dtrace/helper.rb
index ef691b5e32..2aea3d9d08 100644
--- a/test/dtrace/helper.rb
+++ b/test/dtrace/helper.rb
@@ -1,3 +1,4 @@
+# -*- coding: us-ascii -*-
 require 'minitest/autorun'
 require 'tempfile'
 
@@ -5,10 +6,6 @@ module DTrace
   class TestCase < MiniTest::Unit::TestCase
     INCLUDE = File.expand_path(File.join(File.dirname(__FILE__), '..'))
 
-    def setup
-      skip "must be setuid 0 to run dtrace tests" unless Process.euid == 0
-    end
-
     def trap_probe d_program, ruby_program
       d = Tempfile.new('probe.d')
       d.write d_program
@@ -30,4 +27,4 @@ module DTrace
       yield(d_path, rb_path, probes)
     end
   end
-end
+end if Process.euid == 0 and (`dtrace -V` rescue false)