Is there way to test batch execute method?
The only possibility to test batch execute method is to enclose Database.executeBatch in Test.startTest and Test.stopTest statements. However, whenever we try to run such test methods, all lines, which are above catch statement and below callout mocks, are not covered.
When to use start and finish in batch Class?
Start method and finish method are called only once inside batch class. Start method collects the data for processing. Execute method performs operations. Finish method generally used for sending emails or calling another batch class when the current batch is completed. //some processing.
How to cover execute method in Test class?
Then the querylocator and finish method is not getting coverage. only the execute method is getting coverage. and system assert also giving error. Error:-Expected is 0 ,Actual is null. Your are correct my code is not returing the query. I made the corrections now its working fine.
How to write unit tests in batch apex?
Create an Apex class that implements the Database.Batchable interface to update all Lead records in the org with a specific LeadSource. Write unit tests that achieve 100% code coverage for the class. Create an Apex class called ‘LeadProcessor’ that uses the Database.Batchable interface.
Why is batch apex class not calling execute method?
I have also created test class for this. But this test class is only covering 27% of batch apex class. Also, it is not calling execute method of batch apex class. You have the filter convertedbusiness__c != null but when you are creating the lead, you are not setting this.
Why is the Execute method not getting coverage?
If your query returns some records then the Execute method will defiantly be called, as you wrote test method in proper way. I used ur code ,when we are directly calling the execute method . Then the querylocator and finish method is not getting coverage. only the execute method is getting coverage. and system assert also giving error.