Fixed that fixtures were being deleted in the same order as inserts causing FK errors #890 [andrew.john.peters@gmail.com]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1205 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

9 files changed, 91 insertions, 0 deletions

diff --git a/activerecord/test/fixtures/db_definitions/db2.sql b/activerecord/test/fixtures/db_definitions/db2.sql
index 35efa3f6c7..1097568ce3 100644
--- a/activerecord/test/fixtures/db_definitions/db2.sql
+++ b/activerecord/test/fixtures/db_definitions/db2.sql
@@ -164,3 +164,14 @@ CREATE TABLE categories_posts (
   category_id int NOT NULL,
   post_id int NOT NULL
 );
+
+CREATE TABLE fk_test_has_pk (
+  id INTEGER NOT NULL PRIMARY KEY
+);
+
+CREATE TABLE fk_test_has_fk (
+  id    INTEGER NOT NULL PRIMARY KEY,
+  fk_id INTEGER NOT NULL,
+
+  FOREIGN KEY (fk_id) REFERENCES fk_test_has_pk(id)
+);
diff --git a/activerecord/test/fixtures/db_definitions/mysql.sql b/activerecord/test/fixtures/db_definitions/mysql.sql
index 294f227be3..da4a69252f 100755
--- a/activerecord/test/fixtures/db_definitions/mysql.sql
+++ b/activerecord/test/fixtures/db_definitions/mysql.sql
@@ -166,3 +166,14 @@ CREATE TABLE `categories_posts` (
   `category_id` int(11) NOT NULL,
   `post_id` int(11) NOT NULL
 );
+
+CREATE TABLE `fk_test_has_pk` (
+  `id` INTEGER NOT NULL PRIMARY KEY
+);
+
+CREATE TABLE `fk_test_has_fk` (
+  `id`    INTEGER NOT NULL PRIMARY KEY,
+  `fk_id` INTEGER NOT NULL,
+
+  FOREIGN KEY (`fk_id`) REFERENCES `fk_test_has_pk`(`id`)
+);
diff --git a/activerecord/test/fixtures/db_definitions/oci.sql b/activerecord/test/fixtures/db_definitions/oci.sql
index 29e6c76e2a..62f9ae9fb4 100644
--- a/activerecord/test/fixtures/db_definitions/oci.sql
+++ b/activerecord/test/fixtures/db_definitions/oci.sql
@@ -202,3 +202,12 @@ create table categories_posts (
   category_id integer not null references developers initially deferred disable,
   post_id int integer not null references developers initially deferred disable
 );
+
+create table fk_test_has_pk (
+  id integer not null primary key
+);
+
+create table fk_test_has_fk (
+  id integer not null primary key,
+  fk_id integer not null references fk_test_has_fk initially deferred disable,
+);
diff --git a/activerecord/test/fixtures/db_definitions/postgresql.sql b/activerecord/test/fixtures/db_definitions/postgresql.sql
index 2bc18dfb2b..9b57866368 100644
--- a/activerecord/test/fixtures/db_definitions/postgresql.sql
+++ b/activerecord/test/fixtures/db_definitions/postgresql.sql
@@ -183,3 +183,12 @@ CREATE TABLE categories_posts (
   category_id integer NOT NULL,
   post_id integer NOT NULL
 );
+
+CREATE TABLE fk_test_has_pk (
+  id INTEGER NOT NULL PRIMARY KEY
+);
+
+CREATE TABLE fk_test_has_fk (
+  id    INTEGER NOT NULL PRIMARY KEY,
+  fk_id INTEGER NOT NULL REFERENCES fk_test_has_fk(id)
+);
diff --git a/activerecord/test/fixtures/db_definitions/sqlite.sql b/activerecord/test/fixtures/db_definitions/sqlite.sql
index 33c85b4d1c..4507e2c4b2 100644
--- a/activerecord/test/fixtures/db_definitions/sqlite.sql
+++ b/activerecord/test/fixtures/db_definitions/sqlite.sql
@@ -151,3 +151,14 @@ CREATE TABLE 'categories_posts' (
   'category_id' INTEGER NOT NULL,
   'post_id' INTEGER NOT NULL
 );
+
+CREATE TABLE 'fk_test_has_pk' (
+  'id' INTEGER NOT NULL PRIMARY KEY
+);
+
+CREATE TABLE 'fk_test_has_fk' (
+  'id'    INTEGER NOT NULL PRIMARY KEY,
+  'fk_id' INTEGER NOT NULL,
+
+  FOREIGN KEY ('fk_id') REFERENCES 'fk_test_has_pk'('id')
+);
diff --git a/activerecord/test/fixtures/db_definitions/sqlserver.sql b/activerecord/test/fixtures/db_definitions/sqlserver.sql
index c6cec8312d..776ac23610 100644
--- a/activerecord/test/fixtures/db_definitions/sqlserver.sql
+++ b/activerecord/test/fixtures/db_definitions/sqlserver.sql
@@ -151,3 +151,14 @@ CREATE TABLE categories_posts (
   category_id int NOT NULL,
   post_id int NOT NULL
 );
+
+CREATE TABLE fk_test_has_pk (
+  id INTEGER NOT NULL PRIMARY KEY
+);
+
+CREATE TABLE fk_test_has_fk (
+  id    INTEGER NOT NULL PRIMARY KEY,
+  fk_id INTEGER NOT NULL,
+
+  FOREIGN KEY (fk_id) REFERENCES fk_test_has_pk(id)
+);
diff --git a/activerecord/test/fixtures/fk_test_has_fk.yml b/activerecord/test/fixtures/fk_test_has_fk.yml
new file mode 100644
index 0000000000..67d914e130
--- /dev/null
+++ b/activerecord/test/fixtures/fk_test_has_fk.yml
@@ -0,0 +1,3 @@
+first:
+  id: 1
+  fk_id: 1
diff --git a/activerecord/test/fixtures/fk_test_has_pk.yml b/activerecord/test/fixtures/fk_test_has_pk.yml
new file mode 100644
index 0000000000..c93952180b
--- /dev/null
+++ b/activerecord/test/fixtures/fk_test_has_pk.yml
@@ -0,0 +1,2 @@
+first:
+  id: 1
\ No newline at end of file
diff --git a/activerecord/test/fixtures_test.rb b/activerecord/test/fixtures_test.rb
index 687ce817f6..e1f2f6d24c 100755
--- a/activerecord/test/fixtures_test.rb
+++ b/activerecord/test/fixtures_test.rb
@@ -179,3 +179,27 @@ class OverlappingFixturesTest < Test::Unit::TestCase
     assert_equal([:topics, :developers, :accounts], fixture_table_names)
   end
 end
+
+
+class ForeignKeyFixturesTest < Test::Unit::TestCase
+  fixtures :fk_test_has_pk, :fk_test_has_fk
+
+  # if foreign keys are implemented and fixtures
+  # are not deleted in reverse order then this test
+  # case will raise StatementInvalid
+
+  def test_number1
+    assert true
+  end
+
+  def test_number2
+    assert true
+  end
+
+end
+
+
+
+
+
+