.travis.yml in formtastic-2.1.1 vs .travis.yml in formtastic-2.2.0.rc

@@ -2,7 +2,25 @@
 rvm:
   - 1.8.7
   - ree
   - 1.9.2
   - 1.9.3
+gemfile:
+  - gemfiles/rails-3.0.gemfile
+  - gemfiles/rails-3.1.gemfile
+  - gemfiles/rails-3.2.gemfile
+  - gemfiles/rails-4.gemfile
 env:
-  - DEFER_GC=false
\ No newline at end of file
+  - DEFER_GC=false RAILS_EDGE=true
+script: "rake spec"
+matrix:
+  exclude:
+    - rvm: 1.8.7
+      gemfile: gemfiles/rails-4.gemfile
+      env: DEFER_GC=false RAILS_EDGE=true
+    - rvm: ree
+      gemfile: gemfiles/rails-4.gemfile
+      env: DEFER_GC=false RAILS_EDGE=true
+    - rvm: 1.9.2
+      gemfile: gemfiles/rails-4.gemfile
+      env: DEFER_GC=false RAILS_EDGE=true
+