diff options
Diffstat (limited to 'activerecord/test/cases/migration/compatibility_test.rb')
-rw-r--r-- | activerecord/test/cases/migration/compatibility_test.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/activerecord/test/cases/migration/compatibility_test.rb b/activerecord/test/cases/migration/compatibility_test.rb index 267d2fcccc..6a9cdd9d29 100644 --- a/activerecord/test/cases/migration/compatibility_test.rb +++ b/activerecord/test/cases/migration/compatibility_test.rb @@ -21,6 +21,7 @@ module ActiveRecord teardown do connection.drop_table :testings rescue nil ActiveRecord::Migration.verbose = @verbose_was + ActiveRecord::SchemaMigration.delete_all end def test_migration_doesnt_remove_named_index @@ -37,6 +38,39 @@ module ActiveRecord assert_raise(StandardError) { ActiveRecord::Migrator.new(:up, [migration]).migrate } assert connection.index_exists?(:testings, :foo, name: "custom_index_name") end + + def test_migration_does_remove_unnamed_index + connection.add_index :testings, :bar + + migration = Class.new(ActiveRecord::Migration[4.2]) { + def version; 101 end + def migrate(x) + remove_index :testings, :bar + end + }.new + + assert connection.index_exists?(:testings, :bar) + ActiveRecord::Migrator.new(:up, [migration]).migrate + assert_not connection.index_exists?(:testings, :bar) + end + + def test_references_does_not_add_index_by_default + migration = Class.new(ActiveRecord::Migration) { + def migrate(x) + create_table :more_testings do |t| + t.references :foo + t.belongs_to :bar, index: false + end + end + }.new + + ActiveRecord::Migrator.new(:up, [migration]).migrate + + assert_not connection.index_exists?(:more_testings, :foo_id) + assert_not connection.index_exists?(:more_testings, :bar_id) + ensure + connection.drop_table :more_testings rescue nil + end end end end |