Keep a job has only 1 build

Close #4.
r7kamura · Jul 9, 2013 · 4637586 · 4637586
1 parent cd50e4c
commit 4637586
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/app/models/build.rb b/app/models/build.rb
@@ -19,6 +19,8 @@ class Build < ActiveRecord::Base
 
   after_create { update_incremental_id }
 
+  validate :one_job_cannot_have_more_than_two_builds, on: :create
+
   paginates_per 10
 
   def self.latest
@@ -75,4 +77,10 @@ def finish(result)
   def update_incremental_id
     update_attributes(incremental_id: job.builds_count)
   end
+
+  def one_job_cannot_have_more_than_two_builds
+    if job.builds.unfinished.any?
+      errors.add(:id, "One job cannot have more than two builds")
+    end
+  end
 end