• fuko9x
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I have trigger EmailMessage:
public void onBeforeInsert(List<EmailMessage> newListEmailMessage) {
        for (EmailMessage mess : newListEmailMessage) {
            if (!mess.HasAttachment) {
                newListEmailMessage.get(0).addError('NO ATTACHMENT');
                return;
            }
        }
    }

Code run normal but i can't create testclass.
EmailMessage.HasAttachment : Field is not writeable.
  • February 15, 2018
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