Merged Rails 2.1 compatibility branch.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1623 e93f8b46-1217-0410-a6f0-8f06a7374b81

vendor/plugins/acts_as_versioned/test/migration_test.rb

@@ -9,9 +9,14 @@ if ActiveRecord::Base.connection.supports_migrations?
   class MigrationTest < Test::Unit::TestCase
     self.use_transactional_fixtures = false
     def teardown
-      ActiveRecord::Base.connection.initialize_schema_information
-      ActiveRecord::Base.connection.update "UPDATE schema_info SET version = 0"
-
+      if ActiveRecord::Base.connection.respond_to?(:initialize_schema_information)
+        ActiveRecord::Base.connection.initialize_schema_information
+        ActiveRecord::Base.connection.update "UPDATE schema_info SET version = 0"
+      else
+        ActiveRecord::Base.connection.initialize_schema_migrations_table
+        ActiveRecord::Base.connection.assume_migrated_upto_version(0)
+      end
+      
       Thing.connection.drop_table "things" rescue nil
       Thing.connection.drop_table "thing_versions" rescue nil
       Thing.reset_column_information
@@ -21,8 +26,17 @@ if ActiveRecord::Base.connection.supports_migrations?
       assert_raises(ActiveRecord::StatementInvalid) { Thing.create :title => 'blah blah' }
       # take 'er up
       ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/')
-      t = Thing.create :title => 'blah blah'
+      t = Thing.create :title => 'blah blah', :price => 123.45, :type => 'Thing'
       assert_equal 1, t.versions.size
+      
+      # check that the price column has remembered its value correctly
+      assert_equal t.price,  t.versions.first.price
+      assert_equal t.title,  t.versions.first.title
+      assert_equal t[:type], t.versions.first[:type]
+      
+      # make sure that the precision of the price column has been preserved
+      assert_equal 7, Thing::Version.columns.find{|c| c.name == "price"}.precision
+      assert_equal 2, Thing::Version.columns.find{|c| c.name == "price"}.scale
 
       # now lets take 'er back down
       ActiveRecord::Migrator.down(File.dirname(__FILE__) + '/fixtures/migrations/')