Access to object in a test class

Questions:

* There are few test classes where I am running under different users

 

* When I am quering objects I am getting 0 rows.  

*For example  the custom object Book__c where I looked at sharing I see this.

         Pipeline Stage

Public Read Only

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Solution:

* Use the "IsTest(SeeAllData=true) Annotation" annotation in test class to fetch the record. 

Refer:

@isTest annotation