1 files changed, 24 insertions, 0 deletions
diff --git a/spec/ruby/core/thread/thread_variables_spec.rb b/spec/ruby/core/thread/thread_variables_spec.rb
new file mode 100644
index 0000000000..538c85c5e4
--- /dev/null
+++ b/spec/ruby/core/thread/thread_variables_spec.rb
@@ -0,0 +1,24 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Thread#thread_variables" do
+  before :each do
+    @t = Thread.new { }
+  end
+
+  after :each do
+    @t.join
+  end
+
+  it "returns the keys of all the values set" do
+    @t.thread_variable_set :a, 2
+    @t.thread_variable_set :b, 4
+    @t.thread_variable_set :c, 6
+    @t.thread_variables.sort.should == [:a, :b, :c]
+  end
+
+  it "sets a value private to self" do
+    @t.thread_variable_set :thread_variables_spec_a, 82
+    @t.thread_variable_set :thread_variables_spec_b, 82
+    Thread.current.thread_variables.should == []
+  end
+end