From d97e9ce930c2b7563d861c3093e282903d98a1f0 Mon Sep 17 00:00:00 2001
From: Steve Kemp <steve@steve.org.uk>
Date: Sat, 24 Nov 2012 16:32:35 +0000
Subject:   The argument to our class factories must be a non-nil string.

---
 t/test-custodian-alertfactory.rb | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 't/test-custodian-alertfactory.rb')

diff --git a/t/test-custodian-alertfactory.rb b/t/test-custodian-alertfactory.rb
index ede6aa7..4f2fb8d 100755
--- a/t/test-custodian-alertfactory.rb
+++ b/t/test-custodian-alertfactory.rb
@@ -51,6 +51,25 @@ class TestAlertFactory < Test::Unit::TestCase
       assert( obj.respond_to? "raise" )
       assert( obj.respond_to? "clear" )
     end
+
+
+    #
+    # Creating an alert we don't know about is an error
+    #
+    assert_raise ArgumentError do
+      obj = Custodian::AlertFactory.create( "not found", nil )
+    end
+
+    #
+    # A string is mandatory
+    #
+    assert_raise ArgumentError do
+      obj = Custodian::AlertFactory.create( nil, nil )
+    end
+    assert_raise ArgumentError do
+      obj = Custodian::AlertFactory.create( Array.new, nil )
+    end
+
   end
 
 end
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