From a48b675d54101b048228d1011ffa426c2b7fe94d Mon Sep 17 00:00:00 2001
From: Yves Senn <yves.senn@gmail.com>
Date: Tue, 10 Jun 2014 12:09:58 +0200
Subject: fk: `:primary_key` option for non-standard pk's.

---
 .../test/cases/migration/foreign_key_test.rb         | 20 ++++++++++++++++++++
 activerecord/test/support/ddl_helper.rb              |  4 ++--
 2 files changed, 22 insertions(+), 2 deletions(-)

(limited to 'activerecord/test')

diff --git a/activerecord/test/cases/migration/foreign_key_test.rb b/activerecord/test/cases/migration/foreign_key_test.rb
index 6ad595668f..2b99ab6ecd 100644
--- a/activerecord/test/cases/migration/foreign_key_test.rb
+++ b/activerecord/test/cases/migration/foreign_key_test.rb
@@ -1,9 +1,12 @@
 require 'cases/helper'
+require 'support/ddl_helper'
 
 if ActiveRecord::Base.connection.supports_foreign_keys?
 module ActiveRecord
   class Migration
     class ForeignKeyTest < ActiveRecord::TestCase
+      include DdlHelper
+
       class Rocket < ActiveRecord::Base
       end
 
@@ -55,6 +58,23 @@ module ActiveRecord
         assert_equal "astronauts_rocket_id_fk", fk.name
       end
 
+      def test_add_foreign_key_with_non_standard_primary_key
+        with_example_table @connection, "space_shuttles", "pk integer PRIMARY KEY" do
+          @connection.add_foreign_key(:astronauts, :space_shuttles,
+                                      column: "rocket_id", primary_key: "pk", name: "custom_pk")
+
+          foreign_keys = @connection.foreign_keys("astronauts")
+          assert_equal 1, foreign_keys.size
+
+          fk = foreign_keys.first
+          assert_equal "astronauts", fk.from_table
+          assert_equal "space_shuttles", fk.to_table
+          assert_equal "pk", fk.primary_key
+
+          @connection.remove_foreign_key :astronauts, name: "custom_pk"
+        end
+      end
+
       def test_remove_foreign_key
         @connection.add_foreign_key :astronauts, :rockets, column: "rocket_id"
 
diff --git a/activerecord/test/support/ddl_helper.rb b/activerecord/test/support/ddl_helper.rb
index 0107babaaf..43cb235e01 100644
--- a/activerecord/test/support/ddl_helper.rb
+++ b/activerecord/test/support/ddl_helper.rb
@@ -1,8 +1,8 @@
 module DdlHelper
   def with_example_table(connection, table_name, definition = nil)
-    connection.exec_query("CREATE TABLE #{table_name}(#{definition})")
+    connection.execute("CREATE TABLE #{table_name}(#{definition})")
     yield
   ensure
-    connection.exec_query("DROP TABLE #{table_name}")
+    connection.execute("DROP TABLE #{table_name}")
   end
 end
-- 
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