* test/ruby/test_fiber.rb (TestFiber#test_no_valid_cfp):

add a test. Unlike TestThread#test_no_valid_cfp,
  this test succeeds even if win32ole is required (see r33153).

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33177 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Sun Sep  4 00:47:39 2011  Kazuki Tsujimoto  <kazuki@callcc.net>
+
+	* test/ruby/test_fiber.rb (TestFiber#test_no_valid_cfp):
+	  add a test. Unlike TestThread#test_no_valid_cfp,
+	  this test succeeds even if win32ole is required (see r33153).
+
 Sun Sep  4 00:11:49 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* variable.c (rb_const_set): show the previous definition

test/ruby/test_fiber.rb

@@ -208,5 +208,17 @@ class TestFiber < Test::Unit::TestCase
       GC.start
     }, bug4612
   end
+
+  def test_no_valid_cfp
+    bug5083 = '[ruby-dev:44208]'
+    error = assert_raise(RuntimeError) do
+      Fiber.new(&Module.method(:nesting)).resume
+    end
+    assert_equal("Can't call on top of Fiber or Thread", error.message, bug5083)
+    error = assert_raise(RuntimeError) do
+      Fiber.new(&Module.method(:undef_method)).resume(:to_s)
+    end
+    assert_equal("Can't call on top of Fiber or Thread", error.message, bug5083)
+  end
 end