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-rw-r--r--spec/ruby/library/conditionvariable/marshal_dump_spec.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/spec/ruby/library/conditionvariable/marshal_dump_spec.rb b/spec/ruby/library/conditionvariable/marshal_dump_spec.rb
new file mode 100644
index 0000000000..f32b784eaa
--- /dev/null
+++ b/spec/ruby/library/conditionvariable/marshal_dump_spec.rb
@@ -0,0 +1,9 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require 'thread'
+
+describe "ConditionVariable#marshal_dump" do
+ it "raises a TypeError" do
+ cv = ConditionVariable.new
+ -> { cv.marshal_dump }.should raise_error(TypeError, /can't dump/)
+ end
+end