platform_is :windows do require 'win32ole' describe "WIN32OLE_METHOD#helpstring" do before :each do ole_type = WIN32OLE_TYPE.new("Microsoft Scripting Runtime", "File") @m_file_name = WIN32OLE_METHOD.new(ole_type, "name") end it "raises ArgumentError if argument is given" do lambda { @m_file_name.helpstring(1) }.should raise_error ArgumentError end it "returns expected value for Scripting Runtime's 'File' method" do @m_file_name.helpstring.should == "Get name of file" # value indicated in MRI's test end end end