Dependency Injection · interview question
What impact does using constructor injection have on unit testing in Spring Boot applications?
Multiple choiceHardchapter-9-curatedpremiumdependency-injectionconstructor-vs-field-injection
Answer and explanation
Correct answer
A. Simplifies the creation of test doubles
Why
Constructor injection simplifies the creation of test doubles by allowing test frameworks to easily inject mock dependencies, which makes unit testing more straightforward and reduces the need for complex Spring configurations.
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