1 files changed, 20 insertions, 0 deletions
diff --git a/spec/ruby/library/win32ole/win32ole_method/dispid_spec.rb b/spec/ruby/library/win32ole/win32ole_method/dispid_spec.rb
new file mode 100644
index 0000000000..840cdf72b8
--- /dev/null
+++ b/spec/ruby/library/win32ole/win32ole_method/dispid_spec.rb
@@ -0,0 +1,20 @@
+platform_is :windows do
+  require 'win32ole'
+
+  describe "WIN32OLE_METHOD#dispid" do
+    before :each do
+      ole_type = WIN32OLE_TYPE.new("Microsoft Shell Controls And Automation", "Shell")
+      @m = WIN32OLE_METHOD.new(ole_type, "namespace")
+    end
+
+    it "raises ArgumentError if argument is given" do
+      lambda { @m.dispid(0) }.should raise_error ArgumentError
+    end
+
+    it "returns expected dispatch ID for Shell's 'namespace' method" do
+      @m.dispid.should == 1610743810 # value found in MRI's test
+    end
+
+  end
+
+end