Testing (Core Data Application Practice Guide)

Source: Internet
Author: User

The method of testing is also very simple:

  • First, quote Coredatahelper in AppDelegate.h.
    readonly) Coredatehelper *coredatahelper;


  • Initialize Coredatahelper
    -(coredatehelper*) CDH {    if1) {        NSLog (@ "Running%@ '%@ '  ", self. class , Nsstringfromselector (_cmd));    }         if (! _coredatahelper) {        new];        [_coredatahelper setupcoredata];    }     return _coredatahelper;}

  • Save when the program goes back to the background or exits
    [[Self CDH] savecontext];

Ddd Test (Core Data Application Practice Guide)

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