akr	2008-01-24 15:59:03 +0900 (Thu, 24 Jan 2008)

  New Revision: 15207

  Modified files:
    trunk/test/ruby/test_sprintf.rb

  Log:
    add a test for [ruby-dev:33224].


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/test/ruby/test_sprintf.rb?r1=15207&r2=15206&diff_format=u

Index: test/ruby/test_sprintf.rb
===================================================================
--- test/ruby/test_sprintf.rb	(revision 15206)
+++ test/ruby/test_sprintf.rb	(revision 15207)
@@ -257,4 +257,12 @@
   def test_rb_sprintf
     assert(T012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.new.inspect =~ /^#<TestSprintf::T012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789:0x[0-9a-f]+>$/)
   end
+
+  def test_negative_hex
+    s1 = sprintf("%0x", -0x40000000)
+    s2 = sprintf("%0x", -0x40000001)
+    b1 = (/\.\./ =~ s1) != nil
+    b2 = (/\.\./ =~ s2) != nil
+    assert(b1 == b2, "[ruby-dev:33224]")
+  end
 end

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