Improved test coverage for OptionBuilder

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/cli/branches/cli-1.x@661612 13f79535-47bb-0310-9956-ffa450edef68

Author: ebourg

src/test/org/apache/commons/cli/OptionBuilderTest.java

@@ -135,4 +135,16 @@ public void testIllegalOptions() {
             fail( "IllegalArgumentException caught" );
         }
     }
+
+    public void testCreateIncompleteOption() {
+        try
+        {
+            OptionBuilder.hasArg().create();
+            fail("Incomplete option should be rejected");
+        }
+        catch (IllegalArgumentException e)
+        {
+            // expected
+        }
+    }
 }