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Document native image limitation of ApplicationContextRunner 

Closes gh-34007
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Moritz Halbritter 2023-10-27 14:39:10 +02:00
parent 43a3fbf449
commit 07f7435b6a
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spring-boot-project/spring-boot-docs/src/docs/asciidoc/features/developing-auto-configuration.adoc
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@ -149,6 +149,8 @@ An auto-configuration can be affected by many factors: user configuration (`@Bea
Concretely, each test should create a well defined `ApplicationContext` that represents a combination of those customizations. Concretely, each test should create a well defined `ApplicationContext` that represents a combination of those customizations.
`ApplicationContextRunner` provides a great way to achieve that. `ApplicationContextRunner` provides a great way to achieve that.
WARNING: `ApplicationContextRunner` doesn't work when running the tests in a native image.
`ApplicationContextRunner` is usually defined as a field of the test class to gather the base, common configuration. `ApplicationContextRunner` is usually defined as a field of the test class to gather the base, common configuration.
The following example makes sure that `MyServiceAutoConfiguration` is always invoked: The following example makes sure that `MyServiceAutoConfiguration` is always invoked: