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-rw-r--r--activerecord/test/cases/invertible_migration_test.rb28
1 files changed, 28 insertions, 0 deletions
diff --git a/activerecord/test/cases/invertible_migration_test.rb b/activerecord/test/cases/invertible_migration_test.rb
index be59ffc4ab..0631871bd5 100644
--- a/activerecord/test/cases/invertible_migration_test.rb
+++ b/activerecord/test/cases/invertible_migration_test.rb
@@ -58,6 +58,24 @@ module ActiveRecord
end
end
+ class RemoveIndexMigration1 < SilentMigration
+ def self.up
+ create_table("horses") do |t|
+ t.column :name, :text
+ t.column :color, :text
+ t.index [:name, :color]
+ end
+ end
+ end
+
+ class RemoveIndexMigration2 < SilentMigration
+ def change
+ change_table("horses") do |t|
+ t.remove_index [:name, :color]
+ end
+ end
+ end
+
class LegacyMigration < ActiveRecord::Migration
def self.up
create_table("horses") do |t|
@@ -104,6 +122,16 @@ module ActiveRecord
end
end
+ def test_exception_on_removing_index_without_column_option
+ RemoveIndexMigration1.new.migrate(:up)
+ migration = RemoveIndexMigration2.new
+ migration.migrate(:up)
+
+ assert_raises(IrreversibleMigration) do
+ migration.migrate(:down)
+ end
+ end
+
def test_migrate_up
migration = InvertibleMigration.new
migration.migrate(:up)