1 files changed, 23 insertions, 0 deletions
diff --git a/spec/ruby/core/env/empty_spec.rb b/spec/ruby/core/env/empty_spec.rb
new file mode 100644
index 0000000000..fa02985a6e
--- /dev/null
+++ b/spec/ruby/core/env/empty_spec.rb
@@ -0,0 +1,23 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "ENV.empty?" do
+
+  it "returns true if the Environment is empty" do
+    if ENV.keys.size > 0
+      ENV.empty?.should == false
+    end
+    orig = ENV.to_hash
+    begin
+      ENV.clear
+      ENV.empty?.should == true
+    ensure
+      ENV.replace orig
+    end
+  end
+
+  it "returns false if not empty" do
+    if ENV.keys.size > 0
+      ENV.empty?.should == false
+    end
+  end
+end