1 files changed, 37 insertions, 0 deletions
diff --git a/test/ruby/box/global_vars.rb b/test/ruby/box/global_vars.rb
new file mode 100644
index 0000000000..590363f617
--- /dev/null
+++ b/test/ruby/box/global_vars.rb
@@ -0,0 +1,37 @@
+module LineSplitter
+  def self.read
+    $-0
+  end
+
+  def self.write(char)
+    $-0 = char
+  end
+end
+
+module FieldSplitter
+  def self.read
+    $,
+  end
+
+  def self.write(char)
+    $, = char
+  end
+end
+
+module UniqueGvar
+  def self.read
+    $used_only_in_box
+  end
+
+  def self.write(val)
+    $used_only_in_box = val
+  end
+
+  def self.write_only(val)
+    $write_only_var_in_box = val
+  end
+
+  def self.gvars_in_box
+    global_variables
+  end
+end