From 79e85edd71a4c886b1ac074988963588d8c45755 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Wed, 1 Dec 2004 12:25:04 +0000
Subject: Added reverse order of deleting fixtures, so referential keys can be
 maintained #247 [Tim Bates]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@38 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 activerecord/lib/active_record/fixtures.rb | 31 +++++++++++++++---------------
 1 file changed, 16 insertions(+), 15 deletions(-)

(limited to 'activerecord/lib/active_record')

diff --git a/activerecord/lib/active_record/fixtures.rb b/activerecord/lib/active_record/fixtures.rb
index f17768e1f2..df41a1e370 100755
--- a/activerecord/lib/active_record/fixtures.rb
+++ b/activerecord/lib/active_record/fixtures.rb
@@ -63,10 +63,13 @@ class Fixtures < Hash
 
     begin
       ActiveRecord::Base.logger.level = Logger::ERROR
-      fixtures = connection.transaction do
-        table_names.flatten.map do |table_name|
+      fixtures = []
+      connection.transaction do
+        fixtures = table_names.flatten.map do |table_name|
           Fixtures.new(connection, table_name.to_s, File.join(fixtures_directory, table_name.to_s))
         end
+        fixtures.reverse.each{ |fixture| fixture.delete_existing_fixtures }
+        fixtures.each{ |fixture| fixture.insert_fixtures }
       end
       return fixtures.size > 1 ? fixtures : fixtures.first
     ensure
@@ -79,8 +82,16 @@ class Fixtures < Hash
     @class_name = Inflector.classify(@table_name)
 
     read_fixture_files
-    delete_existing_fixtures
-    insert_fixtures
+  end
+
+  def delete_existing_fixtures
+    @connection.delete "DELETE FROM #{@table_name}"
+  end
+
+  def insert_fixtures
+    values.each do |fixture|
+      @connection.execute "INSERT INTO #{@table_name} (#{fixture.key_list}) VALUES(#{fixture.value_list})"
+    end
   end
 
   private
@@ -96,16 +107,6 @@ class Fixtures < Hash
       end
     end
 
-    def delete_existing_fixtures
-      @connection.delete "DELETE FROM #{@table_name}"
-    end
-
-    def insert_fixtures
-      values.each do |fixture|
-        @connection.execute "INSERT INTO #{@table_name} (#{fixture.key_list}) VALUES(#{fixture.value_list})"
-      end
-    end
-
     def yaml_file_path
       @fixture_path + ".yml"
     end
@@ -205,4 +206,4 @@ class Test::Unit::TestCase #:nodoc:
     def fixture_table_names
       self.class.read_inheritable_attribute("fixture_table_names")
     end
-end
\ No newline at end of file
+end
-- 
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