1 files changed, 23 insertions, 0 deletions
diff --git a/spec/ruby/library/win32ole/win32ole/_invoke_spec.rb b/spec/ruby/library/win32ole/win32ole/_invoke_spec.rb
new file mode 100644
index 0000000000..c2fe9a8490
--- /dev/null
+++ b/spec/ruby/library/win32ole/win32ole/_invoke_spec.rb
@@ -0,0 +1,23 @@
+require File.expand_path('../../fixtures/classes', __FILE__)
+
+platform_is :windows do
+  require 'win32ole'
+
+  describe "WIN32OLE#_invoke" do
+    before :each do
+      @shell = WIN32OLESpecs.new_ole 'Shell.application'
+    end
+
+    it "raises ArgumentError if insufficient number of arguments are given" do
+      lambda { @shell._invoke() }.should raise_error ArgumentError
+      lambda { @shell._invoke(0) }.should raise_error ArgumentError
+      lambda { @shell._invoke(0, []) }.should raise_error ArgumentError
+    end
+
+    it "dispatches the method bound to a specific ID" do
+      @shell._invoke(0x60020002, [37], [WIN32OLE::VARIANT::VT_VARIANT]).title.should =~ /System32/i
+    end
+
+  end
+
+end