How to create test objects with nested attributes with FactoryGirl in Ruby on Rails?

How to create test objects with nested attributes with FactoryGirl in Ruby
on Rails?

References

Reference NO 1

http://stackoverflow.com/questions/15203053/how-to-create-test-objects-with-nested-attributes-with-factorygirl-in-ruby-on-ra

Reference NO 2

http://stackoverflow.com/questions/15231564/how-to-test-forms-with-nested-attributes-using-rspec

Reference NO 3

http://stackoverflow.com/questions/15311734/how-to-test-a-nested-form-with-rspec-and-factorygirl

Reference NO 4

http://stackoverflow.com/questions/10434572/pass-parameter-in-setting-attribute-on-association-in-factorygirl

Reference NO 5

http://stackoverflow.com/questions/13003738/using-factorygirl-to-create-objects-with-required-associations

Reference NO 6

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Reference NO 7

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Reference NO 8

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