1 files changed, 33 insertions, 0 deletions
diff --git a/spec/ruby/core/dir/empty_spec.rb b/spec/ruby/core/dir/empty_spec.rb
new file mode 100644
index 0000000000..861a538f84
--- /dev/null
+++ b/spec/ruby/core/dir/empty_spec.rb
@@ -0,0 +1,33 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+ruby_version_is "2.4" do
+  describe "Dir.empty?" do
+    before :all do
+      @empty_dir = tmp("empty_dir")
+      mkdir_p @empty_dir
+    end
+
+    after :all do
+      rm_r @empty_dir
+    end
+
+    it "returns true for empty directories" do
+      result = Dir.empty? @empty_dir
+      result.should be_true
+    end
+
+    it "returns false for non-empty directories" do
+      result = Dir.empty? __dir__
+      result.should be_false
+    end
+
+    it "returns false for a non-directory" do
+      result = Dir.empty? __FILE__
+      result.should be_false
+    end
+
+    it "raises ENOENT for nonexistent directories" do
+      lambda { Dir.empty? tmp("nonexistent") }.should raise_error(Errno::ENOENT)
+    end
+  end
+end