From c7c21ca97edc8337cff989d133f441f2b4fe1a9f Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Mon, 21 Jan 2013 16:12:34 -0500
Subject: [PATCH] test exception on not enough arguments to option

---
 spec/yawpa_spec.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/spec/yawpa_spec.rb b/spec/yawpa_spec.rb
index 97288b9..12c80a2 100644
--- a/spec/yawpa_spec.rb
+++ b/spec/yawpa_spec.rb
@@ -49,5 +49,13 @@ describe Yawpa do
       opts[:opt].should eq(['val1', 'val2'])
       args.should eq([])
     end
+
+    it "raises an exception when not enough arguments for an option are given" do
+      options = {
+        opt: {nargs: 2},
+      }
+      params = ['--opt', 'val']
+      expect { Yawpa.parse(params, options) }.to raise_error
+    end
   end
 end