Package org.junit.jupiter.api.extension
Interface TestInstancePostProcessor
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- All Superinterfaces:
Extension
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface @API(status=STABLE, since="5.0") public interface TestInstancePostProcessor extends ExtensionTestInstancePostProcessordefines the API forExtensionsthat wish to post-process test instances.Common use cases include injecting dependencies into the test instance, invoking custom initialization methods on the test instance, etc.
Extensions that implement
TestInstancePostProcessormust be registered at the class level.Constructor Requirements
Consult the documentation in
Extensionfor details on constructor requirements.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description voidpostProcessTestInstance(java.lang.Object testInstance, ExtensionContext context)Callback for post-processing the supplied test instance.
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Method Detail
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postProcessTestInstance
void postProcessTestInstance(java.lang.Object testInstance, ExtensionContext context) throws java.lang.ExceptionCallback for post-processing the supplied test instance.Note: the
ExtensionContextsupplied to aTestInstancePostProcessorwill always return an emptyOptionalvalue fromgetTestInstance(). ATestInstancePostProcessorshould therefore only attempt to process the suppliedtestInstance.- Parameters:
testInstance- the instance to post-process; nevernullcontext- the current extension context; nevernull- Throws:
java.lang.Exception
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