我在开发人员版中有顶级课程，我想使用apex expolrer IDE将此课程转移到enterprice版本，但我收到的错误是“所选顶点触发器的测试覆盖率为0，至少需要1％的测试覆盖率”。下面给出了顶级课程。请尽快通知我。
公共类SendEmailToFeedback { public SendEmailToFeedback（） {
}
public SendEmailToFeedback(ApexPages.StandardController controller)
{
}
public String items { get; set; }
Opportunity opportunity;
//public String subject{ get; set; }
//public String body { get; set; }
public String lid { get; set; }
public String response {get; set;}
List<Opportunity> Opp;
public PageReference cancel()
{
return null;
}
public List<Opportunity> getOpp()
{
if(Opp== null)
{
lid = System.currentPageReference().getParameters().get('id');
Opp= [Select o.Name,o.Email__c from Opportunity o where o.id =:lid];
}
return Opp;
}
public PageReference send()
{
Messaging.SingleEmailMessage email = new Messaging.SingleEmailMessage();
String addresses;
if (Opp[0].Email__c != null)
{
addresses = Opp[0].Email__c;
if (Opp[0].Email__c != null)
{
addresses += ':' + Opp[0].Email__C;
String[] toAddresses = addresses.split(':', 0);
email.setSenderDisplayName('THYLAKSOFT LLC');
// email.setSubject(subject);
email.setToAddresses(toAddresses);
email.setPlainTextBody('Click The Followoing Link http://tefllife.com/studentfeedback.html');
try
{
Messaging.SendEmailResult [] resultMail= Messaging.sendEmail(new
Messaging.SingleEmailMessage [] {email}）;
如果（resultMail [0] .isSuccess（））
response ='ok sent！';
其他
{
response = resultMail [0] .getErrors（）。get（0）.getMessage（）;
}
}
catch（System.EmailException ex）
{
response = ex.getMessage（）;
}
}
}
return null;
}
}