Redmine/vendor/plugins/engines/test/unit/migration_test.rb

63 lines
2.0 KiB
Ruby

require File.dirname(__FILE__) + '/../test_helper'
require 'rails_generator'
require 'rails_generator/scripts/generate'
class MigrationsTest < Test::Unit::TestCase
@@migration_dir = "#{RAILS_ROOT}/db/migrate"
def setup
ActiveRecord::Migration.verbose = false
Engines.plugins[:test_migration].migrate(0)
end
def teardown
FileUtils.rm_r(@@migration_dir) if File.exist?(@@migration_dir)
end
def test_engine_migrations_can_run_down
assert !table_exists?('tests'), ActiveRecord::Base.connection.tables.inspect
assert !table_exists?('others'), ActiveRecord::Base.connection.tables.inspect
assert !table_exists?('extras'), ActiveRecord::Base.connection.tables.inspect
end
def test_engine_migrations_can_run_up
Engines.plugins[:test_migration].migrate(3)
assert table_exists?('tests')
assert table_exists?('others')
assert table_exists?('extras')
end
def test_engine_migrations_can_upgrade_incrementally
Engines.plugins[:test_migration].migrate(1)
assert table_exists?('tests')
assert !table_exists?('others')
assert !table_exists?('extras')
assert_equal 1, Engines::Plugin::Migrator.current_version(Engines.plugins[:test_migration])
Engines.plugins[:test_migration].migrate(2)
assert table_exists?('others')
assert_equal 2, Engines::Plugin::Migrator.current_version(Engines.plugins[:test_migration])
Engines.plugins[:test_migration].migrate(3)
assert table_exists?('extras')
assert_equal 3, Engines::Plugin::Migrator.current_version(Engines.plugins[:test_migration])
end
def test_generator_creates_plugin_migration_file
Rails::Generator::Scripts::Generate.new.run(['plugin_migration', 'test_migration'], :quiet => true)
assert migration_file, "migration file is missing"
end
private
def table_exists?(table)
ActiveRecord::Base.connection.tables.include?(table)
end
def migration_file
Dir["#{@@migration_dir}/*test_migration_to_version_3.rb"][0]
end
end