public static function deleteFrom($from, ...$expressions)
{
$statement = new DeleteStatement();
$statement->addClause((new DeleteClause())->setTable($from));
if (!empty($expressions)) {
$statement->where(...$expressions);
}
return $statement;
}
public function testAssemble()
{
$statement = new DeleteStatement();
$update = new DeleteClause();
$update->setTable('tbl');
$statement->addClause($update);
$this->assertEquals('DELETE FROM tbl', QueryAssembler::stringify($statement));
$where = new WhereClause();
$where->addPredicate((new NotEqualPredicate())->setField('username'));
$statement->addClause($where);
$this->assertEquals('DELETE FROM tbl WHERE username IS NOT NULL', QueryAssembler::stringify($statement));
$where->addPredicate((new LikePredicate())->setField('name')->setExpression(EndsWithExpression::create('Joh')));
$this->assertEquals('DELETE FROM tbl ' . 'WHERE username IS NOT NULL AND name LIKE "%Joh"', QueryAssembler::stringify($statement));
}
