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-rw-r--r--activerecord/CHANGELOG.md7
-rw-r--r--activerecord/lib/active_record/schema_migration.rb3
-rw-r--r--activerecord/lib/active_record/type/serialized.rb2
-rw-r--r--activerecord/test/cases/adapters/postgresql/hstore_test.rb35
-rw-r--r--activerecord/test/cases/ar_schema_test.rb17
-rw-r--r--activerecord/test/cases/primary_keys_test.rb3
6 files changed, 65 insertions, 2 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index f09b27d01f..5167ffbdeb 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,10 @@
+* `ActiveRecord::SchemaMigration` has no primary key regardless of the
+ `primary_key_prefix_type` configuration.
+
+ Fixes #15051.
+
+ *JoseLuis Torres*, *Yves Senn*
+
* `rake db:migrate:status` works with legacy migration numbers like `00018_xyz.rb`.
Fixes #15538.
diff --git a/activerecord/lib/active_record/schema_migration.rb b/activerecord/lib/active_record/schema_migration.rb
index 5e484ded75..3a004d58c9 100644
--- a/activerecord/lib/active_record/schema_migration.rb
+++ b/activerecord/lib/active_record/schema_migration.rb
@@ -5,6 +5,9 @@ require 'active_record/base'
module ActiveRecord
class SchemaMigration < ActiveRecord::Base
class << self
+ def primary_key
+ nil
+ end
def table_name
"#{table_name_prefix}#{ActiveRecord::Base.schema_migrations_table_name}#{table_name_suffix}"
diff --git a/activerecord/lib/active_record/type/serialized.rb b/activerecord/lib/active_record/type/serialized.rb
index 78a6d31e26..94d9d9a549 100644
--- a/activerecord/lib/active_record/type/serialized.rb
+++ b/activerecord/lib/active_record/type/serialized.rb
@@ -20,7 +20,7 @@ module ActiveRecord
def type_cast_for_write(value)
return if value.nil?
unless is_default_value?(value)
- coder.dump(value)
+ super coder.dump(value)
end
end
diff --git a/activerecord/test/cases/adapters/postgresql/hstore_test.rb b/activerecord/test/cases/adapters/postgresql/hstore_test.rb
index 78134ff316..a6482786c7 100644
--- a/activerecord/test/cases/adapters/postgresql/hstore_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/hstore_test.rb
@@ -294,6 +294,41 @@ class PostgresqlHstoreTest < ActiveRecord::TestCase
Hstore.update_all tags: { }
assert_equal({ }, hstore.reload.tags)
end
+
+ # FIXME: remove this lambda once `serialize` no longer issues a db connection.
+ LAZY_MODELS = lambda do
+ return if defined?(TagCollection)
+
+ class TagCollection
+ def initialize(hash); @hash = hash end
+ def to_hash; @hash end
+ def self.load(hash); new(hash) end
+ def self.dump(object); object.to_hash end
+ end
+
+ class HstoreWithSerialize < Hstore
+ serialize :tags, TagCollection
+ end
+ end
+
+ def test_hstore_with_serialized_attributes
+ LAZY_MODELS.call
+ HstoreWithSerialize.create! tags: TagCollection.new({"one" => "two"})
+ record = HstoreWithSerialize.first
+ assert_instance_of TagCollection, record.tags
+ assert_equal({"one" => "two"}, record.tags.to_hash)
+ record.tags = TagCollection.new("three" => "four")
+ record.save!
+ assert_equal({"three" => "four"}, HstoreWithSerialize.first.tags.to_hash)
+ end
+
+ def test_clone_hstore_with_serialized_attributes
+ LAZY_MODELS.call
+ HstoreWithSerialize.create! tags: TagCollection.new({"one" => "two"})
+ record = HstoreWithSerialize.first
+ dupe = record.dup
+ assert_equal({"one" => "two"}, dupe.tags.to_hash)
+ end
end
private
diff --git a/activerecord/test/cases/ar_schema_test.rb b/activerecord/test/cases/ar_schema_test.rb
index 861b8cbaa7..8700b20dee 100644
--- a/activerecord/test/cases/ar_schema_test.rb
+++ b/activerecord/test/cases/ar_schema_test.rb
@@ -17,6 +17,20 @@ if ActiveRecord::Base.connection.supports_migrations?
ActiveRecord::SchemaMigration.delete_all rescue nil
end
+ def test_has_no_primary_key
+ old_primary_key_prefix_type = ActiveRecord::Base.primary_key_prefix_type
+ ActiveRecord::Base.primary_key_prefix_type = :table_name_with_underscore
+ assert_nil ActiveRecord::SchemaMigration.primary_key
+
+ ActiveRecord::SchemaMigration.create_table
+ assert_difference "ActiveRecord::SchemaMigration.count", 1 do
+ ActiveRecord::SchemaMigration.create version: 12
+ end
+ ensure
+ ActiveRecord::SchemaMigration.drop_table
+ ActiveRecord::Base.primary_key_prefix_type = old_primary_key_prefix_type
+ end
+
def test_schema_define
ActiveRecord::Schema.define(:version => 7) do
create_table :fruits do |t|
@@ -34,6 +48,7 @@ if ActiveRecord::Base.connection.supports_migrations?
def test_schema_define_w_table_name_prefix
table_name = ActiveRecord::SchemaMigration.table_name
+ old_table_name_prefix = ActiveRecord::Base.table_name_prefix
ActiveRecord::Base.table_name_prefix = "nep_"
ActiveRecord::SchemaMigration.table_name = "nep_#{table_name}"
ActiveRecord::Schema.define(:version => 7) do
@@ -46,7 +61,7 @@ if ActiveRecord::Base.connection.supports_migrations?
end
assert_equal 7, ActiveRecord::Migrator::current_version
ensure
- ActiveRecord::Base.table_name_prefix = ""
+ ActiveRecord::Base.table_name_prefix = old_table_name_prefix
ActiveRecord::SchemaMigration.table_name = table_name
end
diff --git a/activerecord/test/cases/primary_keys_test.rb b/activerecord/test/cases/primary_keys_test.rb
index c719918fd7..f43483d291 100644
--- a/activerecord/test/cases/primary_keys_test.rb
+++ b/activerecord/test/cases/primary_keys_test.rb
@@ -92,6 +92,7 @@ class PrimaryKeysTest < ActiveRecord::TestCase
end
def test_primary_key_prefix
+ old_primary_key_prefix_type = ActiveRecord::Base.primary_key_prefix_type
ActiveRecord::Base.primary_key_prefix_type = :table_name
Topic.reset_primary_key
assert_equal "topicid", Topic.primary_key
@@ -103,6 +104,8 @@ class PrimaryKeysTest < ActiveRecord::TestCase
ActiveRecord::Base.primary_key_prefix_type = nil
Topic.reset_primary_key
assert_equal "id", Topic.primary_key
+ ensure
+ ActiveRecord::Base.primary_key_prefix_type = old_primary_key_prefix_type
end
def test_delete_should_quote_pkey