--- /dev/null
+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 v.id, 2
+ 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
projects / depot.git / blobdiff