Xcode 7 New Features for Test Code Coverage

Step 1.
Open Xcode Schemes

Step 2.
Select Test scheme

Step 3.

Checked Code Coverage


Step 4.
Run test and select report  navigator,
choose testing report,select coverage tab.
It will show code coverage.

Steop 5.
See coverage range for test
double chick coverage,it will show running times for test report.

Parse background job issue

When using  parse background job,
if loops which saving object are too many,which resulted in interrupted.
Solved: Use Parse.object.saveAll,it can save large data once only.