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