git-svn-id: http://svn.viney.net.nz/things/rails/plugins/validates_da…

…te_time@74 20afb1e0-9c0e-0410-9884-91ed27886737

Rakefile

@@ -0,0 +1,22 @@
+require 'rake'
+require 'rake/testtask'
+require 'rake/rdoctask'
+
+desc 'Default: run unit tests.'
+task :default => :test
+
+desc 'Test the validates_date_time plugin.'
+Rake::TestTask.new(:test) do |t|
+  t.libs << 'lib'
+  t.pattern = 'test/**/*_test.rb'
+  t.verbose = true
+end
+
+desc 'Generate documentation for the validates_date_time plugin.'
+Rake::RDocTask.new(:rdoc) do |rdoc|
+  rdoc.rdoc_dir = 'rdoc'
+  rdoc.title    = 'validates_date_time'
+  rdoc.options << '--line-numbers' << '--inline-source'
+  rdoc.rdoc_files.include('README')
+  rdoc.rdoc_files.include('lib/**/*.rb')
+end

lib/validates_date_time.rb

@@ -104,7 +104,9 @@ def validates_#{validator}(*attr_names)
           validates_each(attr_names, configuration) do |record, attr_name, value|
             value_to_parse = record.send("\#{attr_name}_before_type_cast")
             
-            unless value_to_parse.blank? && allow_nil
+            if value_to_parse.blank? && allow_nil
+              record.send("\#{attr_name}=", nil)
+            else
               value_to_parse = parse_date_time(value_to_parse) rescue value_to_parse
               
               begin

test/time_test.rb

@@ -57,6 +57,6 @@ def test_before
 
   def test_blank
     assert p.update_attributes(:time_of_birth => "")
-    assert_nil p.time_of_birth, 'require Rails >= r4327 to pass'
+    assert_nil p.time_of_birth
   end
 end