Add specs to verify may_*? methods for ActiveRecord

spec/models/active_record/complex_active_record_example.rb

@@ -7,7 +7,7 @@ class ComplexActiveRecordExample < ActiveRecord::Base
     state :three
 
     event :increment do
-      transitions :from => :one, :to => :two
+      transitions :from => :one, :to => :two, guard: :allowed?
       transitions :from => :two, :to => :three
     end
     event :reset do
@@ -15,6 +15,10 @@ class ComplexActiveRecordExample < ActiveRecord::Base
     end
   end
 
+  def allowed?
+    true
+  end
+
   aasm :right, :column => 'right' do
     state :alpha, :initial => true
     state :beta

spec/unit/guard_spec.rb

@@ -70,3 +70,20 @@ describe "event guards" do
   end
 
 end
+
+if defined?(ActiveRecord)
+
+  Dir[File.dirname(__FILE__) + "/../models/active_record/*.rb"].sort.each do |f|
+    require File.expand_path(f)
+  end
+
+  load_schema
+
+  describe "ActiveRecord per-transition guards" do
+    let(:example) { ComplexActiveRecordExample.new }
+
+    it "should be able to increment" do
+      expect(example.may_increment?).to be true
+    end
+  end
+end