Don't assume Active Record is available. Closes #5497.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4505 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/lib/active_record/fixtures.rb

@@ -505,6 +505,7 @@ def use_transactional_fixtures?
       end
 
       def setup_with_fixtures
+        return if !defined?(ActiveRecord::Base) || ActiveRecord::Base.configurations.blank?
         if pre_loaded_fixtures && !use_transactional_fixtures
           raise RuntimeError, 'pre_loaded_fixtures requires use_transactional_fixtures' 
         end
@@ -535,6 +536,7 @@ def setup_with_fixtures
       alias_method :setup, :setup_with_fixtures
 
       def teardown_with_fixtures
+        return if !defined?(ActiveRecord::Base) || ActiveRecord::Base.configurations.blank?
         # Rollback changes.
         if use_transactional_fixtures?
           ActiveRecord::Base.connection.rollback_db_transaction

railties/CHANGELOG

 *SVN*
 
+* Don't assume Active Record is available. #5497 [bob@sporkmonger.com]
+
 * Mongrel: script/server works on Win32. #5499 [jeremydurham@gmail.com]
 
 * Remove opts.on { |options[:option_name] } style hash assignment. Closes #4440. [nicksieger@gmail.com]

railties/lib/tasks/databases.rake

@@ -5,16 +5,16 @@ namespace :db do
     Rake::Task["db:schema:dump"].invoke if ActiveRecord::Base.schema_format == :ruby
   end
 
-	namespace :fixtures do
-	  desc "Load fixtures into the current environment's database.  Load specific fixtures using FIXTURES=x,y"
-	  task :load => :environment do
-	    require 'active_record/fixtures'
-	    ActiveRecord::Base.establish_connection(RAILS_ENV.to_sym)
-	    (ENV['FIXTURES'] ? ENV['FIXTURES'].split(/,/) : Dir.glob(File.join(RAILS_ROOT, 'test', 'fixtures', '*.{yml,csv}'))).each do |fixture_file|
-	      Fixtures.create_fixtures('test/fixtures', File.basename(fixture_file, '.*'))
-	    end
-	  end
-	end
+  namespace :fixtures do
+    desc "Load fixtures into the current environment's database.  Load specific fixtures using FIXTURES=x,y"
+    task :load => :environment do
+      require 'active_record/fixtures'
+      ActiveRecord::Base.establish_connection(RAILS_ENV.to_sym)
+      (ENV['FIXTURES'] ? ENV['FIXTURES'].split(/,/) : Dir.glob(File.join(RAILS_ROOT, 'test', 'fixtures', '*.{yml,csv}'))).each do |fixture_file|
+        Fixtures.create_fixtures('test/fixtures', File.basename(fixture_file, '.*'))
+      end
+    end
+  end
 
   namespace :schema do
     desc "Create a db/schema.rb file that can be portably used against any DB supported by AR"
@@ -136,7 +136,9 @@ namespace :db do
 
     desc 'Prepare the test database and load the schema'
     task :prepare => :environment do
-      Rake::Task[{ :sql  => "db:test:clone_structure", :ruby => "db:test:clone" }[ActiveRecord::Base.schema_format]].invoke
+      if defined?(ActiveRecord::Base) && !ActiveRecord::Base.configurations.blank?
+        Rake::Task[{ :sql  => "db:test:clone_structure", :ruby => "db:test:clone" }[ActiveRecord::Base.schema_format]].invoke
+      end
     end
   end