diff options
Diffstat (limited to 'activerecord/test/cases/migration/column_attributes_test.rb')
| -rw-r--r-- | activerecord/test/cases/migration/column_attributes_test.rb | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/activerecord/test/cases/migration/column_attributes_test.rb b/activerecord/test/cases/migration/column_attributes_test.rb new file mode 100644 index 0000000000..409a558f5c --- /dev/null +++ b/activerecord/test/cases/migration/column_attributes_test.rb @@ -0,0 +1,188 @@ +require "cases/migration/helper" + +module ActiveRecord + class Migration + class ColumnAttributesTest < ActiveRecord::TestCase + include ActiveRecord::Migration::TestHelper + + self.use_transactional_fixtures = false + + def test_add_remove_single_field_using_string_arguments + refute TestModel.column_methods_hash.key?(:last_name) + + add_column 'test_models', 'last_name', :string + + TestModel.reset_column_information + + assert TestModel.column_methods_hash.key?(:last_name) + + remove_column 'test_models', 'last_name' + + TestModel.reset_column_information + refute TestModel.column_methods_hash.key?(:last_name) + end + + def test_add_remove_single_field_using_symbol_arguments + refute TestModel.column_methods_hash.key?(:last_name) + + add_column :test_models, :last_name, :string + + TestModel.reset_column_information + assert TestModel.column_methods_hash.key?(:last_name) + + remove_column :test_models, :last_name + + TestModel.reset_column_information + refute TestModel.column_methods_hash.key?(:last_name) + end + + def test_unabstracted_database_dependent_types + skip "not supported" unless current_adapter?(:MysqlAdapter, :Mysql2Adapter) + + add_column :test_models, :intelligence_quotient, :tinyint + TestModel.reset_column_information + assert_match(/tinyint/, TestModel.columns_hash['intelligence_quotient'].sql_type) + end + + # We specifically do a manual INSERT here, and then test only the SELECT + # functionality. This allows us to more easily catch INSERT being broken, + # but SELECT actually working fine. + def test_native_decimal_insert_manual_vs_automatic + correct_value = '0012345678901234567890.0123456789'.to_d + + connection.add_column "test_models", "wealth", :decimal, :precision => '30', :scale => '10' + + # Do a manual insertion + if current_adapter?(:OracleAdapter) + connection.execute "insert into test_models (id, wealth, created_at, updated_at) values (people_seq.nextval, 12345678901234567890.0123456789, sysdate, sysdate)" + elsif current_adapter?(:OpenBaseAdapter) || (current_adapter?(:MysqlAdapter) && Mysql.client_version < 50003) #before mysql 5.0.3 decimals stored as strings + connection.execute "insert into test_models (wealth, created_at, updated_at) values ('12345678901234567890.0123456789', 0, 0)" + elsif current_adapter?(:PostgreSQLAdapter) + connection.execute "insert into test_models (wealth, created_at, updated_at) values (12345678901234567890.0123456789, now(), now())" + else + connection.execute "insert into test_models (wealth, created_at, updated_at) values (12345678901234567890.0123456789, 0, 0)" + end + + # SELECT + row = TestModel.first + assert_kind_of BigDecimal, row.wealth + + # If this assert fails, that means the SELECT is broken! + unless current_adapter?(:SQLite3Adapter) + assert_equal correct_value, row.wealth + end + + # Reset to old state + TestModel.delete_all + + # Now use the Rails insertion + TestModel.create :wealth => BigDecimal.new("12345678901234567890.0123456789") + + # SELECT + row = TestModel.first + assert_kind_of BigDecimal, row.wealth + + # If these asserts fail, that means the INSERT (create function, or cast to SQL) is broken! + unless current_adapter?(:SQLite3Adapter) + assert_equal correct_value, row.wealth + end + end + + def test_add_column_with_precision_and_scale + connection.add_column 'test_models', 'wealth', :decimal, :precision => 9, :scale => 7 + + wealth_column = TestModel.columns_hash['wealth'] + assert_equal 9, wealth_column.precision + assert_equal 7, wealth_column.scale + end + + def test_change_column_preserve_other_column_precision_and_scale + skip "only on sqlite3" unless current_adapter?(:SQLite3Adapter) + + connection.add_column 'test_models', 'last_name', :string + connection.add_column 'test_models', 'wealth', :decimal, :precision => 9, :scale => 7 + + wealth_column = TestModel.columns_hash['wealth'] + assert_equal 9, wealth_column.precision + assert_equal 7, wealth_column.scale + + connection.change_column 'test_models', 'last_name', :string, :null => false + TestModel.reset_column_information + + wealth_column = TestModel.columns_hash['wealth'] + assert_equal 9, wealth_column.precision + assert_equal 7, wealth_column.scale + end + + def test_native_types + add_column "test_models", "first_name", :string + add_column "test_models", "last_name", :string + add_column "test_models", "bio", :text + add_column "test_models", "age", :integer + add_column "test_models", "height", :float + add_column "test_models", "wealth", :decimal, :precision => '30', :scale => '10' + add_column "test_models", "birthday", :datetime + add_column "test_models", "favorite_day", :date + add_column "test_models", "moment_of_truth", :datetime + add_column "test_models", "male", :boolean + + TestModel.create :first_name => 'bob', :last_name => 'bobsen', + :bio => "I was born ....", :age => 18, :height => 1.78, + :wealth => BigDecimal.new("12345678901234567890.0123456789"), + :birthday => 18.years.ago, :favorite_day => 10.days.ago, + :moment_of_truth => "1782-10-10 21:40:18", :male => true + + bob = TestModel.first + assert_equal 'bob', bob.first_name + assert_equal 'bobsen', bob.last_name + assert_equal "I was born ....", bob.bio + assert_equal 18, bob.age + + # Test for 30 significant digits (beyond the 16 of float), 10 of them + # after the decimal place. + + unless current_adapter?(:SQLite3Adapter) + assert_equal BigDecimal.new("0012345678901234567890.0123456789"), bob.wealth + end + + assert_equal true, bob.male? + + assert_equal String, bob.first_name.class + assert_equal String, bob.last_name.class + assert_equal String, bob.bio.class + assert_equal Fixnum, bob.age.class + assert_equal Time, bob.birthday.class + + if current_adapter?(:OracleAdapter, :SybaseAdapter) + # Sybase, and Oracle don't differentiate between date/time + assert_equal Time, bob.favorite_day.class + else + assert_equal Date, bob.favorite_day.class + end + + # Oracle adapter stores Time or DateTime with timezone value already in _before_type_cast column + # therefore no timezone change is done afterwards when default timezone is changed + unless current_adapter?(:OracleAdapter) + # Test DateTime column and defaults, including timezone. + # FIXME: moment of truth may be Time on 64-bit platforms. + if bob.moment_of_truth.is_a?(DateTime) + + with_env_tz 'US/Eastern' do + bob.reload + assert_equal DateTime.local_offset, bob.moment_of_truth.offset + assert_not_equal 0, bob.moment_of_truth.offset + assert_not_equal "Z", bob.moment_of_truth.zone + # US/Eastern is -5 hours from GMT + assert_equal Rational(-5, 24), bob.moment_of_truth.offset + assert_match(/\A-05:?00\Z/, bob.moment_of_truth.zone) #ruby 1.8.6 uses HH:MM, prior versions use HHMM + assert_equal DateTime::ITALY, bob.moment_of_truth.start + end + end + end + + assert_instance_of TrueClass, bob.male? + assert_kind_of BigDecimal, bob.wealth + end + end + end +end |