[[testing-introduction]] = Introduction to Spring Testing :page-section-summary-toc: 1 Testing is an integral part of enterprise software development. This chapter focuses on the value added by the IoC principle to xref:testing/unit.adoc[unit testing] and on the benefits of the Spring Framework's support for xref:testing/integration.adoc[integration testing]. (A thorough treatment of testing in the enterprise is beyond the scope of this reference manual.)