function init()
{
$this->db = $this->add('DB');
try {
$this->db->query('drop table author');
} catch (PDOException $e) {
}
try {
$this->db->query('drop table book');
} catch (PDOException $e) {
}
try {
$this->db->query('drop table contact');
} catch (PDOException $e) {
}
$this->db->query('create table author (id int not null primary key auto_increment, name varchar(255), email varchar(255), birth date)');
$this->db->query('create table book (id int not null primary key auto_increment, name varchar(255), isbn varchar(255), pages int, author_id int)');
$this->db->query('create table contact (id int not null primary key auto_increment, address varchar(255), author_id int)');
parent::init();
}
function runTests()
{
$this->grid->addColumn('text', 'Test_para');
return parent::runTests();
}