diff options
Diffstat (limited to 'activerecord/test/cases/adapters/mysql')
3 files changed, 364 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapters/mysql/active_schema_test.rb b/activerecord/test/cases/adapters/mysql/active_schema_test.rb new file mode 100644 index 0000000000..6e6645511c --- /dev/null +++ b/activerecord/test/cases/adapters/mysql/active_schema_test.rb @@ -0,0 +1,124 @@ +require "cases/helper" + +class ActiveSchemaTest < ActiveRecord::TestCase + def setup + ActiveRecord::ConnectionAdapters::MysqlAdapter.class_eval do + alias_method :execute_without_stub, :execute + remove_method :execute + def execute(sql, name = nil) return sql end + end + end + + def teardown + ActiveRecord::ConnectionAdapters::MysqlAdapter.class_eval do + remove_method :execute + alias_method :execute, :execute_without_stub + end + end + + def test_add_index + # add_index calls index_name_exists? which can't work since execute is stubbed + ActiveRecord::ConnectionAdapters::MysqlAdapter.send(:define_method, :index_name_exists?) do |*| + false + end + expected = "CREATE INDEX `index_people_on_last_name` ON `people` (`last_name`)" + assert_equal expected, add_index(:people, :last_name, :length => nil) + + expected = "CREATE INDEX `index_people_on_last_name` ON `people` (`last_name`(10))" + assert_equal expected, add_index(:people, :last_name, :length => 10) + + expected = "CREATE INDEX `index_people_on_last_name_and_first_name` ON `people` (`last_name`(15), `first_name`(15))" + assert_equal expected, add_index(:people, [:last_name, :first_name], :length => 15) + + expected = "CREATE INDEX `index_people_on_last_name_and_first_name` ON `people` (`last_name`(15), `first_name`)" + assert_equal expected, add_index(:people, [:last_name, :first_name], :length => {:last_name => 15}) + + expected = "CREATE INDEX `index_people_on_last_name_and_first_name` ON `people` (`last_name`(15), `first_name`(10))" + assert_equal expected, add_index(:people, [:last_name, :first_name], :length => {:last_name => 15, :first_name => 10}) + ActiveRecord::ConnectionAdapters::MysqlAdapter.send(:remove_method, :index_name_exists?) + end + + def test_drop_table + assert_equal "DROP TABLE `people`", drop_table(:people) + end + + if current_adapter?(:MysqlAdapter) + def test_create_mysql_database_with_encoding + assert_equal "CREATE DATABASE `matt` DEFAULT CHARACTER SET `utf8`", create_database(:matt) + assert_equal "CREATE DATABASE `aimonetti` DEFAULT CHARACTER SET `latin1`", create_database(:aimonetti, {:charset => 'latin1'}) + assert_equal "CREATE DATABASE `matt_aimonetti` DEFAULT CHARACTER SET `big5` COLLATE `big5_chinese_ci`", create_database(:matt_aimonetti, {:charset => :big5, :collation => :big5_chinese_ci}) + end + + def test_recreate_mysql_database_with_encoding + create_database(:luca, {:charset => 'latin1'}) + assert_equal "CREATE DATABASE `luca` DEFAULT CHARACTER SET `latin1`", recreate_database(:luca, {:charset => 'latin1'}) + end + end + + def test_add_column + assert_equal "ALTER TABLE `people` ADD `last_name` varchar(255)", add_column(:people, :last_name, :string) + end + + def test_add_column_with_limit + assert_equal "ALTER TABLE `people` ADD `key` varchar(32)", add_column(:people, :key, :string, :limit => 32) + end + + def test_drop_table_with_specific_database + assert_equal "DROP TABLE `otherdb`.`people`", drop_table('otherdb.people') + end + + def test_add_timestamps + with_real_execute do + begin + ActiveRecord::Base.connection.create_table :delete_me do |t| + end + ActiveRecord::Base.connection.add_timestamps :delete_me + assert column_present?('delete_me', 'updated_at', 'datetime') + assert column_present?('delete_me', 'created_at', 'datetime') + ensure + ActiveRecord::Base.connection.drop_table :delete_me rescue nil + end + end + end + + def test_remove_timestamps + with_real_execute do + begin + ActiveRecord::Base.connection.create_table :delete_me do |t| + t.timestamps + end + ActiveRecord::Base.connection.remove_timestamps :delete_me + assert !column_present?('delete_me', 'updated_at', 'datetime') + assert !column_present?('delete_me', 'created_at', 'datetime') + ensure + ActiveRecord::Base.connection.drop_table :delete_me rescue nil + end + end + end + + private + def with_real_execute + #we need to actually modify some data, so we make execute point to the original method + ActiveRecord::ConnectionAdapters::MysqlAdapter.class_eval do + alias_method :execute_with_stub, :execute + alias_method :execute, :execute_without_stub + end + yield + ensure + #before finishing, we restore the alias to the mock-up method + ActiveRecord::ConnectionAdapters::MysqlAdapter.class_eval do + remove_method :execute + alias_method :execute, :execute_with_stub + end + end + + + def method_missing(method_symbol, *arguments) + ActiveRecord::Base.connection.send(method_symbol, *arguments) + end + + def column_present?(table_name, column_name, type) + results = ActiveRecord::Base.connection.select_all("SHOW FIELDS FROM #{table_name} LIKE '#{column_name}'") + results.first && results.first['Type'] == type + end +end diff --git a/activerecord/test/cases/adapters/mysql/connection_test.rb b/activerecord/test/cases/adapters/mysql/connection_test.rb new file mode 100644 index 0000000000..8e4842a1b6 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql/connection_test.rb @@ -0,0 +1,64 @@ +require "cases/helper" + +class MysqlConnectionTest < ActiveRecord::TestCase + def setup + super + @connection = ActiveRecord::Base.connection + end + + def test_mysql_reconnect_attribute_after_connection_with_reconnect_true + run_without_connection do |orig_connection| + ActiveRecord::Base.establish_connection(orig_connection.merge({:reconnect => true})) + assert ActiveRecord::Base.connection.raw_connection.reconnect + end + end + + def test_mysql_reconnect_attribute_after_connection_with_reconnect_false + run_without_connection do |orig_connection| + ActiveRecord::Base.establish_connection(orig_connection.merge({:reconnect => false})) + assert !ActiveRecord::Base.connection.raw_connection.reconnect + end + end + + def test_no_automatic_reconnection_after_timeout + assert @connection.active? + @connection.update('set @@wait_timeout=1') + sleep 2 + assert !@connection.active? + end + + def test_successful_reconnection_after_timeout_with_manual_reconnect + assert @connection.active? + @connection.update('set @@wait_timeout=1') + sleep 2 + @connection.reconnect! + assert @connection.active? + end + + def test_successful_reconnection_after_timeout_with_verify + assert @connection.active? + @connection.update('set @@wait_timeout=1') + sleep 2 + @connection.verify! + assert @connection.active? + end + + # Test that MySQL allows multiple results for stored procedures + if Mysql.const_defined?(:CLIENT_MULTI_RESULTS) + def test_multi_results + rows = ActiveRecord::Base.connection.select_rows('CALL ten();') + assert_equal 10, rows[0][0].to_i, "ten() did not return 10 as expected: #{rows.inspect}" + end + end + + private + + def run_without_connection + original_connection = ActiveRecord::Base.remove_connection + begin + yield original_connection + ensure + ActiveRecord::Base.establish_connection(original_connection) + end + end +end diff --git a/activerecord/test/cases/adapters/mysql/reserved_word_test.rb b/activerecord/test/cases/adapters/mysql/reserved_word_test.rb new file mode 100644 index 0000000000..90d8b0d923 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql/reserved_word_test.rb @@ -0,0 +1,176 @@ +require "cases/helper" + +class Group < ActiveRecord::Base + Group.table_name = 'group' + belongs_to :select, :class_name => 'Select' + has_one :values +end + +class Select < ActiveRecord::Base + Select.table_name = 'select' + has_many :groups +end + +class Values < ActiveRecord::Base + Values.table_name = 'values' +end + +class Distinct < ActiveRecord::Base + Distinct.table_name = 'distinct' + has_and_belongs_to_many :selects + has_many :values, :through => :groups +end + +# a suite of tests to ensure the ConnectionAdapters#MysqlAdapter can handle tables with +# reserved word names (ie: group, order, values, etc...) +class MysqlReservedWordTest < ActiveRecord::TestCase + def setup + @connection = ActiveRecord::Base.connection + + # we call execute directly here (and do similar below) because ActiveRecord::Base#create_table() + # will fail with these table names if these test cases fail + + create_tables_directly 'group'=>'id int auto_increment primary key, `order` varchar(255), select_id int', + 'select'=>'id int auto_increment primary key', + 'values'=>'id int auto_increment primary key, group_id int', + 'distinct'=>'id int auto_increment primary key', + 'distincts_selects'=>'distinct_id int, select_id int' + end + + def teardown + drop_tables_directly ['group', 'select', 'values', 'distinct', 'distincts_selects', 'order'] + end + + # create tables with reserved-word names and columns + def test_create_tables + assert_nothing_raised { + @connection.create_table :order do |t| + t.column :group, :string + end + } + end + + # rename tables with reserved-word names + def test_rename_tables + assert_nothing_raised { @connection.rename_table(:group, :order) } + end + + # alter column with a reserved-word name in a table with a reserved-word name + def test_change_columns + assert_nothing_raised { @connection.change_column_default(:group, :order, 'whatever') } + #the quoting here will reveal any double quoting issues in change_column's interaction with the column method in the adapter + assert_nothing_raised { @connection.change_column('group', 'order', :Int, :default => 0) } + assert_nothing_raised { @connection.rename_column(:group, :order, :values) } + end + + # dump structure of table with reserved word name + def test_structure_dump + assert_nothing_raised { @connection.structure_dump } + end + + # introspect table with reserved word name + def test_introspect + assert_nothing_raised { @connection.columns(:group) } + assert_nothing_raised { @connection.indexes(:group) } + end + + #fixtures + self.use_instantiated_fixtures = true + self.use_transactional_fixtures = false + + #fixtures :group + + def test_fixtures + f = create_test_fixtures :select, :distinct, :group, :values, :distincts_selects + + assert_nothing_raised { + f.each do |x| + x.delete_existing_fixtures + end + } + + assert_nothing_raised { + f.each do |x| + x.insert_fixtures + end + } + end + + #activerecord model class with reserved-word table name + def test_activerecord_model + create_test_fixtures :select, :distinct, :group, :values, :distincts_selects + x = nil + assert_nothing_raised { x = Group.new } + x.order = 'x' + assert_nothing_raised { x.save } + x.order = 'y' + assert_nothing_raised { x.save } + assert_nothing_raised { y = Group.find_by_order('y') } + assert_nothing_raised { y = Group.find(1) } + x = Group.find(1) + end + + # has_one association with reserved-word table name + def test_has_one_associations + create_test_fixtures :select, :distinct, :group, :values, :distincts_selects + v = nil + assert_nothing_raised { v = Group.find(1).values } + assert_equal 2, v.id + end + + # belongs_to association with reserved-word table name + def test_belongs_to_associations + create_test_fixtures :select, :distinct, :group, :values, :distincts_selects + gs = nil + assert_nothing_raised { gs = Select.find(2).groups } + assert_equal gs.length, 2 + assert(gs.collect{|x| x.id}.sort == [2, 3]) + end + + # has_and_belongs_to_many with reserved-word table name + def test_has_and_belongs_to_many + create_test_fixtures :select, :distinct, :group, :values, :distincts_selects + s = nil + assert_nothing_raised { s = Distinct.find(1).selects } + assert_equal s.length, 2 + assert(s.collect{|x|x.id}.sort == [1, 2]) + end + + # activerecord model introspection with reserved-word table and column names + def test_activerecord_introspection + assert_nothing_raised { Group.table_exists? } + assert_nothing_raised { Group.columns } + end + + # Calculations + def test_calculations_work_with_reserved_words + assert_nothing_raised { Group.count } + end + + def test_associations_work_with_reserved_words + assert_nothing_raised { Select.find(:all, :include => [:groups]) } + end + + #the following functions were added to DRY test cases + + private + # custom fixture loader, uses Fixtures#create_fixtures and appends base_path to the current file's path + def create_test_fixtures(*fixture_names) + Fixtures.create_fixtures(FIXTURES_ROOT + "/reserved_words", fixture_names) + end + + # custom drop table, uses execute on connection to drop a table if it exists. note: escapes table_name + def drop_tables_directly(table_names, connection = @connection) + table_names.each do |name| + connection.execute("DROP TABLE IF EXISTS `#{name}`") + end + end + + # custom create table, uses execute on connection to create a table, note: escapes table_name, does NOT escape columns + def create_tables_directly (tables, connection = @connection) + tables.each do |table_name, column_properties| + connection.execute("CREATE TABLE `#{table_name}` ( #{column_properties} )") + end + end + +end |