migration_test.rb
46 lines
| 1.9 KiB
| text/x-ruby
|
RubyLexer
Jean-Philippe Lang
|
r320 | require File.join(File.dirname(__FILE__), 'abstract_unit') | ||
| if ActiveRecord::Base.connection.supports_migrations? | ||||
| class Thing < ActiveRecord::Base | ||||
| attr_accessor :version | ||||
| acts_as_versioned | ||||
| end | ||||
| class MigrationTest < Test::Unit::TestCase | ||||
| self.use_transactional_fixtures = false | ||||
| def teardown | ||||
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Jean-Philippe Lang
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r1609 | if ActiveRecord::Base.connection.respond_to?(:initialize_schema_information) | ||
| ActiveRecord::Base.connection.initialize_schema_information | ||||
| ActiveRecord::Base.connection.update "UPDATE schema_info SET version = 0" | ||||
| else | ||||
| ActiveRecord::Base.connection.initialize_schema_migrations_table | ||||
| ActiveRecord::Base.connection.assume_migrated_upto_version(0) | ||||
| end | ||||
|
Jean-Philippe Lang
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r320 | Thing.connection.drop_table "things" rescue nil | ||
| Thing.connection.drop_table "thing_versions" rescue nil | ||||
| Thing.reset_column_information | ||||
| end | ||||
| def test_versioned_migration | ||||
| assert_raises(ActiveRecord::StatementInvalid) { Thing.create :title => 'blah blah' } | ||||
| # take 'er up | ||||
| ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/') | ||||
|
Jean-Philippe Lang
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r1609 | t = Thing.create :title => 'blah blah', :price => 123.45, :type => 'Thing' | ||
|
Jean-Philippe Lang
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r320 | assert_equal 1, t.versions.size | ||
|
Jean-Philippe Lang
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r1609 | |||
| # check that the price column has remembered its value correctly | ||||
| assert_equal t.price, t.versions.first.price | ||||
| assert_equal t.title, t.versions.first.title | ||||
| assert_equal t[:type], t.versions.first[:type] | ||||
| # make sure that the precision of the price column has been preserved | ||||
| assert_equal 7, Thing::Version.columns.find{|c| c.name == "price"}.precision | ||||
| assert_equal 2, Thing::Version.columns.find{|c| c.name == "price"}.scale | ||||
|
Jean-Philippe Lang
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r320 | |||
| # now lets take 'er back down | ||||
| ActiveRecord::Migrator.down(File.dirname(__FILE__) + '/fixtures/migrations/') | ||||
| assert_raises(ActiveRecord::StatementInvalid) { Thing.create :title => 'blah blah' } | ||||
| end | ||||
| end | ||||
| end | ||||