1 files changed, 23 insertions, 0 deletions
diff --git a/spec/ruby/core/io/inspect_spec.rb b/spec/ruby/core/io/inspect_spec.rb
new file mode 100644
index 0000000000..37dc459f22
--- /dev/null
+++ b/spec/ruby/core/io/inspect_spec.rb
@@ -0,0 +1,23 @@
+require_relative '../../spec_helper'
+
+describe "IO#inspect" do
+  after :each do
+    @r.close if @r && !@r.closed?
+    @w.close if @w && !@w.closed?
+  end
+
+  it "contains the file descriptor number" do
+    @r, @w = IO.pipe
+    @r.inspect.should.include?("fd #{@r.fileno}")
+  end
+
+  it "contains \"(closed)\" if the stream is closed" do
+    @r, @w = IO.pipe
+    @r.close
+    @r.inspect.should.include?("(closed)")
+  end
+
+  it "reports IO as its Method object's owner" do
+    IO.instance_method(:inspect).owner.should == IO
+  end
+end