public function test_appending_new_recipients_to_existing_recipients() { $email = new BP_Email('activity-at-message'); $original_recipient = '*****@*****.**'; $new_recipient = '*****@*****.**'; $email->set_to($original_recipient); $addresses = $email->get_to(); $this->assertSame($original_recipient, $addresses[0]->get_address()); $email->set_to($new_recipient, '', 'add'); $addresses = $email->get_to(); $this->assertSame($original_recipient, $addresses[0]->get_address()); $this->assertSame($new_recipient, $addresses[1]->get_address()); }