require 'abstract_unit' require 'bigdecimal/util' require 'fixtures/person' require 'fixtures/topic' require File.dirname(__FILE__) + '/fixtures/migrations/1_people_have_last_names' require File.dirname(__FILE__) + '/fixtures/migrations/2_we_need_reminders' require File.dirname(__FILE__) + '/fixtures/migrations_with_decimal/1_give_me_big_numbers' if ActiveRecord::Base.connection.supports_migrations? class BigNumber < ActiveRecord::Base; end class Reminder < ActiveRecord::Base; end class ActiveRecord::Migration class < 40) Person.reset_column_information end def test_add_index # Limit size of last_name and key columns to support Firebird index limitations Person.connection.add_column "people", "last_name", :string, :limit => 100 Person.connection.add_column "people", "key", :string, :limit => 100 Person.connection.add_column "people", "administrator", :boolean assert_nothing_raised { Person.connection.add_index("people", "last_name") } assert_nothing_raised { Person.connection.remove_index("people", "last_name") } # Orcl nds shrt indx nms. unless current_adapter?(:OracleAdapter) assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) } assert_nothing_raised { Person.connection.remove_index("people", :column => ["last_name", "first_name"]) } assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) } assert_nothing_raised { Person.connection.remove_index("people", :name => "index_people_on_last_name_and_first_name") } assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) } assert_nothing_raised { Person.connection.remove_index("people", "last_name_and_first_name") } assert_nothing_raised { Person.connection.add_index("people", ["last_name", "first_name"]) } assert_nothing_raised { Person.connection.remove_index("people", ["last_name", "first_name"]) } end # quoting # Note: changed index name from "key" to "key_idx" since "key" is a Firebird reserved word assert_nothing_raised { Person.connection.add_index("people", ["key"], :name => "key_idx", :unique => true) } assert_nothing_raised { Person.connection.remove_index("people", :name => "key_idx", :unique => true) } # Sybase adapter does not support indexes on :boolean columns unless current_adapter?(:SybaseAdapter) assert_nothing_raised { Person.connection.add_index("people", %w(last_name first_name administrator), :name => "named_admin") } assert_nothing_raised { Person.connection.remove_index("people", :name => "named_admin") } end end def test_create_table_adds_id Person.connection.create_table :testings do |t| t.column :foo, :string end assert_equal %w(foo id), Person.connection.columns(:testings).map { |c| c.name }.sort ensure Person.connection.drop_table :testings rescue nil end def test_create_table_with_not_null_column Person.connection.create_table :testings do |t| t.column :foo, :string, :null => false end assert_raises(ActiveRecord::StatementInvalid) do Person.connection.execute "insert into testings (foo) values (NULL)" end ensure Person.connection.drop_table :testings rescue nil end def test_create_table_with_defaults Person.connection.create_table :testings do |t| t.column :one, :string, :default => "hello" t.column :two, :boolean, :default => true t.column :three, :boolean, :default => false t.column :four, :integer, :default => 1 end columns = Person.connection.columns(:testings) one = columns.detect { |c| c.name == "one" } two = columns.detect { |c| c.name == "two" } three = columns.detect { |c| c.name == "three" } four = columns.detect { |c| c.name == "four" } assert_equal "hello", one.default assert_equal true, two.default assert_equal false, three.default assert_equal 1, four.default ensure Person.connection.drop_table :testings rescue nil end def test_create_table_with_limits assert_nothing_raised do Person.connection.create_table :testings do |t| t.column :foo, :string, :limit => 255 t.column :default_int, :integer t.column :one_int, :integer, :limit => 1 t.column :four_int, :integer, :limit => 4 t.column :eight_int, :integer, :limit => 8 end end columns = Person.connection.columns(:testings) foo = columns.detect { |c| c.name == "foo" } assert_equal 255, foo.limit default = columns.detect { |c| c.name == "default_int" } one = columns.detect { |c| c.name == "one_int" } four = columns.detect { |c| c.name == "four_int" } eight = columns.detect { |c| c.name == "eight_int" } if current_adapter?(:PostgreSQLAdapter) assert_equal 'integer', default.sql_type assert_equal 'smallint', one.sql_type assert_equal 'integer', four.sql_type assert_equal 'bigint', eight.sql_type elsif current_adapter?(:OracleAdapter) assert_equal 'NUMBER(38)', default.sql_type assert_equal 'NUMBER(1)', one.sql_type assert_equal 'NUMBER(4)', four.sql_type assert_equal 'NUMBER(8)', eight.sql_type end ensure Person.connection.drop_table :testings rescue nil end # SQL Server, Sybase, and SQLite3 will not allow you to add a NOT NULL # column to a table without a default value. unless current_adapter?(:SQLServerAdapter, :SybaseAdapter, :SQLiteAdapter) def test_add_column_not_null_without_default Person.connection.create_table :testings do |t| t.column :foo, :string end Person.connection.add_column :testings, :bar, :string, :null => false assert_raises(ActiveRecord::StatementInvalid) do Person.connection.execute "insert into testings (foo, bar) values ('hello', NULL)" end ensure Person.connection.drop_table :testings rescue nil end end def test_add_column_not_null_with_default Person.connection.create_table :testings do |t| t.column :foo, :string end con = Person.connection Person.connection.execute "insert into testings (#{con.quote_column_name('id')}, #{con.quote_column_name('foo')}) values (1, 'hello')" assert_nothing_raised {Person.connection.add_column :testings, :bar, :string, :null => false, :default => "default" } assert_raises(ActiveRecord::StatementInvalid) do Person.connection.execute "insert into testings (#{con.quote_column_name('id')}, #{con.quote_column_name('foo')}, #{con.quote_column_name('bar')}) values (2, 'hello', NULL)" end ensure Person.connection.drop_table :testings rescue nil 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 # SQLite3 always uses float in violation of SQL # 16 decimal places correct_value = (current_adapter?(:SQLiteAdapter) ? '0.123456789012346E20' : '0012345678901234567890.0123456789').to_d Person.delete_all Person.connection.add_column "people", "wealth", :decimal, :precision => '30', :scale => '10' Person.reset_column_information # Do a manual insertion if current_adapter?(:OracleAdapter) Person.connection.execute "insert into people (id, wealth) values (people_seq.nextval, 12345678901234567890.0123456789)" else Person.connection.execute "insert into people (wealth) values (12345678901234567890.0123456789)" end # SELECT row = Person.find(:first) assert_kind_of BigDecimal, row.wealth # If this assert fails, that means the SELECT is broken! assert_equal correct_value, row.wealth # Reset to old state Person.delete_all # Now use the Rails insertion assert_nothing_raised { Person.create :wealth => BigDecimal.new("12345678901234567890.0123456789") } # SELECT row = Person.find(:first) assert_kind_of BigDecimal, row.wealth # If these asserts fail, that means the INSERT (create function, or cast to SQL) is broken! assert_equal correct_value, row.wealth # Reset to old state Person.connection.del_column "people", "wealth" rescue nil Person.reset_column_information end def test_native_types Person.delete_all Person.connection.add_column "people", "last_name", :string Person.connection.add_column "people", "bio", :text Person.connection.add_column "people", "age", :integer Person.connection.add_column "people", "height", :float Person.connection.add_column "people", "wealth", :decimal, :precision => '30', :scale => '10' Person.connection.add_column "people", "birthday", :datetime Person.connection.add_column "people", "favorite_day", :date Person.connection.add_column "people", "male", :boolean assert_nothing_raised { Person.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, :male => true } bob = Person.find(: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 significent digits (beyond the 16 of float), 10 of them # after the decimal place. if current_adapter?(:SQLiteAdapter) # SQLite3 uses float in violation of SQL. Test for 16 decimal places. assert_equal BigDecimal.new('0.123456789012346E20'), bob.wealth else 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?(:SQLServerAdapter, :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 assert_equal TrueClass, bob.male?.class assert_kind_of BigDecimal, bob.wealth end def test_add_remove_single_field_using_string_arguments assert !Person.column_methods_hash.include?(:last_name) ActiveRecord::Migration.add_column 'people', 'last_name', :string Person.reset_column_information assert Person.column_methods_hash.include?(:last_name) ActiveRecord::Migration.remove_column 'people', 'last_name' Person.reset_column_information assert !Person.column_methods_hash.include?(:last_name) end def test_add_remove_single_field_using_symbol_arguments assert !Person.column_methods_hash.include?(:last_name) ActiveRecord::Migration.add_column :people, :last_name, :string Person.reset_column_information assert Person.column_methods_hash.include?(:last_name) ActiveRecord::Migration.remove_column :people, :last_name Person.reset_column_information assert !Person.column_methods_hash.include?(:last_name) end def test_add_rename Person.delete_all begin Person.connection.add_column "people", "girlfriend", :string Person.create :girlfriend => 'bobette' Person.connection.rename_column "people", "girlfriend", "exgirlfriend" Person.reset_column_information bob = Person.find(:first) assert_equal "bobette", bob.exgirlfriend ensure Person.connection.remove_column("people", "girlfriend") rescue nil Person.connection.remove_column("people", "exgirlfriend") rescue nil end end def test_rename_column_using_symbol_arguments begin Person.connection.rename_column :people, :first_name, :nick_name Person.reset_column_information assert Person.column_names.include?("nick_name") ensure Person.connection.remove_column("people","nick_name") Person.connection.add_column("people","first_name", :string) end end def test_rename_column begin Person.connection.rename_column "people", "first_name", "nick_name" Person.reset_column_information assert Person.column_names.include?("nick_name") ensure Person.connection.remove_column("people","nick_name") Person.connection.add_column("people","first_name", :string) end end def test_rename_table begin ActiveRecord::Base.connection.create_table :octopuses do |t| t.column :url, :string end ActiveRecord::Base.connection.rename_table :octopuses, :octopi # Using explicit id in insert for compatibility across all databases con = ActiveRecord::Base.connection assert_nothing_raised { con.execute "INSERT INTO octopi (#{con.quote_column_name('id')}, #{con.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')" } assert_equal 'http://www.foreverflying.com/octopus-black7.jpg', ActiveRecord::Base.connection.select_value("SELECT url FROM octopi WHERE id=1") ensure ActiveRecord::Base.connection.drop_table :octopuses rescue nil ActiveRecord::Base.connection.drop_table :octopi rescue nil end end def test_rename_table_with_an_index begin ActiveRecord::Base.connection.create_table :octopuses do |t| t.column :url, :string end ActiveRecord::Base.connection.add_index :octopuses, :url ActiveRecord::Base.connection.rename_table :octopuses, :octopi # Using explicit id in insert for compatibility across all databases con = ActiveRecord::Base.connection assert_nothing_raised { con.execute "INSERT INTO octopi (#{con.quote_column_name('id')}, #{con.quote_column_name('url')}) VALUES (1, 'http://www.foreverflying.com/octopus-black7.jpg')" } assert_equal 'http://www.foreverflying.com/octopus-black7.jpg', ActiveRecord::Base.connection.select_value("SELECT url FROM octopi WHERE id=1") assert ActiveRecord::Base.connection.indexes(:octopi).first.columns.include?("url") ensure ActiveRecord::Base.connection.drop_table :octopuses rescue nil ActiveRecord::Base.connection.drop_table :octopi rescue nil end end def test_change_column Person.connection.add_column 'people', 'age', :integer old_columns = Person.connection.columns(Person.table_name, "#{name} Columns") assert old_columns.find { |c| c.name == 'age' and c.type == :integer } assert_nothing_raised { Person.connection.change_column "people", "age", :string } new_columns = Person.connection.columns(Person.table_name, "#{name} Columns") assert_nil new_columns.find { |c| c.name == 'age' and c.type == :integer } assert new_columns.find { |c| c.name == 'age' and c.type == :string } old_columns = Topic.connection.columns(Topic.table_name, "#{name} Columns") assert old_columns.find { |c| c.name == 'approved' and c.type == :boolean and c.default == true } assert_nothing_raised { Topic.connection.change_column :topics, :approved, :boolean, :default => false } new_columns = Topic.connection.columns(Topic.table_name, "#{name} Columns") assert_nil new_columns.find { |c| c.name == 'approved' and c.type == :boolean and c.default == true } assert new_columns.find { |c| c.name == 'approved' and c.type == :boolean and c.default == false } assert_nothing_raised { Topic.connection.change_column :topics, :approved, :boolean, :default => true } end def test_change_column_with_new_default Person.connection.add_column "people", "administrator", :boolean, :default => 1 Person.reset_column_information assert Person.new.administrator? assert_nothing_raised { Person.connection.change_column "people", "administrator", :boolean, :default => 0 } Person.reset_column_information assert !Person.new.administrator? end def test_add_table assert !Reminder.table_exists? WeNeedReminders.up assert Reminder.create("content" => "hello world", "remind_at" => Time.now) assert_equal "hello world", Reminder.find(:first).content WeNeedReminders.down assert_raises(ActiveRecord::StatementInvalid) { Reminder.find(:first) } end def test_add_table_with_decimals Person.connection.drop_table :big_numbers rescue nil assert !BigNumber.table_exists? GiveMeBigNumbers.up assert BigNumber.create( :bank_balance => 1586.43, :big_bank_balance => BigDecimal("1000234000567.95"), :world_population => 6000000000, :my_house_population => 3, :value_of_e => BigDecimal("2.7182818284590452353602875") ) b = BigNumber.find(:first) assert_not_nil b assert_not_nil b.bank_balance assert_not_nil b.big_bank_balance assert_not_nil b.world_population assert_not_nil b.my_house_population assert_not_nil b.value_of_e # TODO: set world_population >= 2**62 to cover 64-bit platforms and test # is_a?(Bignum) assert_kind_of Integer, b.world_population assert_equal 6000000000, b.world_population assert_kind_of Fixnum, b.my_house_population assert_equal 3, b.my_house_population assert_kind_of BigDecimal, b.bank_balance assert_equal BigDecimal("1586.43"), b.bank_balance assert_kind_of BigDecimal, b.big_bank_balance assert_equal BigDecimal("1000234000567.95"), b.big_bank_balance # This one is fun. The 'value_of_e' field is defined as 'DECIMAL' with # precision/scale explictly left out. By the SQL standard, numbers # assigned to this field should be truncated but that's seldom respected. if current_adapter?(:PostgreSQLAdapter, :SQLite2Adapter) # - PostgreSQL changes the SQL spec on columns declared simply as # "decimal" to something more useful: instead of being given a scale # of 0, they take on the compile-time limit for precision and scale, # so the following should succeed unless you have used really wacky # compilation options # - SQLite2 has the default behavior of preserving all data sent in, # so this happens there too assert_kind_of BigDecimal, b.value_of_e assert_equal BigDecimal("2.7182818284590452353602875"), b.value_of_e elsif current_adapter?(:SQLiteAdapter) # - SQLite3 stores a float, in violation of SQL assert_kind_of BigDecimal, b.value_of_e assert_equal BigDecimal("2.71828182845905"), b.value_of_e elsif current_adapter?(:SQLServer) # - SQL Server rounds instead of truncating assert_kind_of Fixnum, b.value_of_e assert_equal 3, b.value_of_e else # - SQL standard is an integer assert_kind_of Fixnum, b.value_of_e assert_equal 2, b.value_of_e end GiveMeBigNumbers.down assert_raises(ActiveRecord::StatementInvalid) { BigNumber.find(:first) } end def test_migrator assert !Person.column_methods_hash.include?(:last_name) assert !Reminder.table_exists? ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/') assert_equal 3, ActiveRecord::Migrator.current_version Person.reset_column_information assert Person.column_methods_hash.include?(:last_name) assert Reminder.create("content" => "hello world", "remind_at" => Time.now) assert_equal "hello world", Reminder.find(:first).content ActiveRecord::Migrator.down(File.dirname(__FILE__) + '/fixtures/migrations/') assert_equal 0, ActiveRecord::Migrator.current_version Person.reset_column_information assert !Person.column_methods_hash.include?(:last_name) assert_raises(ActiveRecord::StatementInvalid) { Reminder.find(:first) } end def test_migrator_one_up assert !Person.column_methods_hash.include?(:last_name) assert !Reminder.table_exists? ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/', 1) Person.reset_column_information assert Person.column_methods_hash.include?(:last_name) assert !Reminder.table_exists? ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/', 2) assert Reminder.create("content" => "hello world", "remind_at" => Time.now) assert_equal "hello world", Reminder.find(:first).content end def test_migrator_one_down ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/') ActiveRecord::Migrator.down(File.dirname(__FILE__) + '/fixtures/migrations/', 1) Person.reset_column_information assert Person.column_methods_hash.include?(:last_name) assert !Reminder.table_exists? end def test_migrator_one_up_one_down ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/', 1) ActiveRecord::Migrator.down(File.dirname(__FILE__) + '/fixtures/migrations/', 0) assert !Person.column_methods_hash.include?(:last_name) assert !Reminder.table_exists? end def test_migrator_verbosity ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/', 1) assert PeopleHaveLastNames.message_count > 0 PeopleHaveLastNames.message_count = 0 ActiveRecord::Migrator.down(File.dirname(__FILE__) + '/fixtures/migrations/', 0) assert PeopleHaveLastNames.message_count > 0 PeopleHaveLastNames.message_count = 0 end def test_migrator_verbosity_off PeopleHaveLastNames.verbose = false ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/', 1) assert PeopleHaveLastNames.message_count.zero? ActiveRecord::Migrator.down(File.dirname(__FILE__) + '/fixtures/migrations/', 0) assert PeopleHaveLastNames.message_count.zero? end def test_migrator_going_down_due_to_version_target ActiveRecord::Migrator.up(File.dirname(__FILE__) + '/fixtures/migrations/', 1) ActiveRecord::Migrator.migrate(File.dirname(__FILE__) + '/fixtures/migrations/', 0) assert !Person.column_methods_hash.include?(:last_name) assert !Reminder.table_exists? ActiveRecord::Migrator.migrate(File.dirname(__FILE__) + '/fixtures/migrations/') Person.reset_column_information assert Person.column_methods_hash.include?(:last_name) assert Reminder.create("content" => "hello world", "remind_at" => Time.now) assert_equal "hello world", Reminder.find(:first).content end def test_schema_info_table_name ActiveRecord::Base.table_name_prefix = "prefix_" ActiveRecord::Base.table_name_suffix = "_suffix" Reminder.reset_table_name assert_equal "prefix_schema_info_suffix", ActiveRecord::Migrator.schema_info_table_name ActiveRecord::Base.table_name_prefix = "" ActiveRecord::Base.table_name_suffix = "" Reminder.reset_table_name assert_equal "schema_info", ActiveRecord::Migrator.schema_info_table_name ensure ActiveRecord::Base.table_name_prefix = "" ActiveRecord::Base.table_name_suffix = "" end def test_proper_table_name assert_equal "table", ActiveRecord::Migrator.proper_table_name('table') assert_equal "table", ActiveRecord::Migrator.proper_table_name(:table) assert_equal "reminders", ActiveRecord::Migrator.proper_table_name(Reminder) Reminder.reset_table_name assert_equal Reminder.table_name, ActiveRecord::Migrator.proper_table_name(Reminder) # Use the model's own prefix/suffix if a model is given ActiveRecord::Base.table_name_prefix = "ARprefix_" ActiveRecord::Base.table_name_suffix = "_ARsuffix" Reminder.table_name_prefix = 'prefix_' Reminder.table_name_suffix = '_suffix' Reminder.reset_table_name assert_equal "prefix_reminders_suffix", ActiveRecord::Migrator.proper_table_name(Reminder) Reminder.table_name_prefix = '' Reminder.table_name_suffix = '' Reminder.reset_table_name # Use AR::Base's prefix/suffix if string or symbol is given ActiveRecord::Base.table_name_prefix = "prefix_" ActiveRecord::Base.table_name_suffix = "_suffix" Reminder.reset_table_name assert_equal "prefix_table_suffix", ActiveRecord::Migrator.proper_table_name('table') assert_equal "prefix_table_suffix", ActiveRecord::Migrator.proper_table_name(:table) ActiveRecord::Base.table_name_prefix = "" ActiveRecord::Base.table_name_suffix = "" Reminder.reset_table_name end def test_add_drop_table_with_prefix_and_suffix assert !Reminder.table_exists? ActiveRecord::Base.table_name_prefix = 'prefix_' ActiveRecord::Base.table_name_suffix = '_suffix' Reminder.reset_table_name Reminder.reset_sequence_name WeNeedReminders.up assert Reminder.create("content" => "hello world", "remind_at" => Time.now) assert_equal "hello world", Reminder.find(:first).content WeNeedReminders.down assert_raises(ActiveRecord::StatementInvalid) { Reminder.find(:first) } ensure ActiveRecord::Base.table_name_prefix = '' ActiveRecord::Base.table_name_suffix = '' Reminder.reset_table_name Reminder.reset_sequence_name end # FrontBase does not support default values on BLOB/CLOB columns unless current_adapter?(:FrontBaseAdapter) def test_create_table_with_binary_column Person.connection.drop_table :binary_testings rescue nil assert_nothing_raised { Person.connection.create_table :binary_testings do |t| t.column "data", :binary, :default => "", :null => false end } columns = Person.connection.columns(:binary_testings) data_column = columns.detect { |c| c.name == "data" } if current_adapter?(:OracleAdapter) assert_equal "empty_blob()", data_column.default else assert_equal "", data_column.default end Person.connection.drop_table :binary_testings rescue nil end end def test_migrator_with_duplicates assert_raises(ActiveRecord::DuplicateMigrationVersionError) do ActiveRecord::Migrator.migrate(File.dirname(__FILE__) + '/fixtures/migrations_with_duplicate/', nil) end end def test_migrator_with_missing_version_numbers ActiveRecord::Migrator.migrate(File.dirname(__FILE__) + '/fixtures/migrations_with_missing_versions/', 500) assert !Person.column_methods_hash.include?(:middle_name) assert_equal 4, ActiveRecord::Migrator.current_version ActiveRecord::Migrator.migrate(File.dirname(__FILE__) + '/fixtures/migrations_with_missing_versions/', 2) assert !Reminder.table_exists? assert Person.column_methods_hash.include?(:last_name) assert_equal 2, ActiveRecord::Migrator.current_version end end end