1 files changed, 13 insertions, 0 deletions
diff --git a/spec/ruby/core/env/shared/length.rb b/spec/ruby/core/env/shared/length.rb
new file mode 100644
index 0000000000..6d788a3f4a
--- /dev/null
+++ b/spec/ruby/core/env/shared/length.rb
@@ -0,0 +1,13 @@
+describe :env_length, shared: true do
+  it "returns the number of ENV entries" do
+    orig = ENV.to_hash
+    begin
+      ENV.clear
+      ENV["foo"] = "bar"
+      ENV["baz"] = "boo"
+      ENV.send(@method).should == 2
+    ensure
+      ENV.replace orig
+    end
+  end
+end