From e43e8e268f0522f9f11f4eacae1d04afca768c9b Mon Sep 17 00:00:00 2001 From: Marc-Andre Lafortune Date: Tue, 18 Dec 2012 23:32:45 -0500 Subject: Make change_table reversible when possible [#8267] --- .../test/cases/migration/command_recorder_test.rb | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'activerecord/test/cases') diff --git a/activerecord/test/cases/migration/command_recorder_test.rb b/activerecord/test/cases/migration/command_recorder_test.rb index 1c5530a132..b406beba06 100644 --- a/activerecord/test/cases/migration/command_recorder_test.rb +++ b/activerecord/test/cases/migration/command_recorder_test.rb @@ -77,6 +77,26 @@ module ActiveRecord [:drop_table, ["figs"], block]], @recorder.commands end + def test_invert_change_table + @recorder.revert do + @recorder.change_table :fruits do |t| + t.string :name + t.rename :kind, :cultivar + end + end + assert_equal [ + [:rename_column, [:fruits, :cultivar, :kind]], + [:remove_column, [:fruits, :name, :string, {}], nil], + ], @recorder.commands + + assert_raises(ActiveRecord::IrreversibleMigration) do + @recorder.revert do + @recorder.change_table :fruits do |t| + t.remove :kind + end + end + end + end def test_invert_create_table @recorder.revert do -- cgit v1.2.3