allowing 0 values for story points

lib/backlogs_issue_patch.rb

@@ -14,10 +14,10 @@ module Backlogs
         before_validation :backlogs_before_validation, :if => lambda {|i| i.project && i.project.module_enabled?("backlogs")}
         after_save  :backlogs_after_save
 
-        validates_numericality_of :story_points, :only_integer => true,
+        validates_numericality_of :story_points, :only_integer             => true,
-                                                 :allow_nil    => true,
+                                                 :allow_nil                => true,
-                                                 :greater_than => 0,
+                                                 :greater_than_or_equal_to => 0,
-                                                 :less_than    => 10_000,
+                                                 :less_than                => 10_000,
                                                  :if => lambda { |i| i.project && i.project.module_enabled?('backlogs') }
 
       end

spec/models/issue_spec.rb

@@ -27,7 +27,10 @@ describe Issue do
         issue.should be_valid
       end
 
-      it 'allows values greater than 0' do
+      it 'allows values greater than or equal to 0' do
+        issue.story_points = '0'
+        issue.should be_valid
+
         issue.story_points = '1'
         issue.should be_valid
       end
@@ -42,14 +45,6 @@ describe Issue do
         issue.should_not be_valid
       end
 
-      it 'disallows 0 and negative values' do
-        issue.story_points = '0'
-        issue.should_not be_valid
-
-        issue.story_points = '-1'
-        issue.should_not be_valid
-      end
-
       it 'disallows greater or equal than 10.000' do
         issue.story_points = '10000'
         issue.should_not be_valid