Unable to find a @SpringBootConfiguration results in misleading error message #43357
Description
Exception is raised if the test is not located in the same or sub package of @SpringBootApplication main class, even if I use @ContextConfiguration or @SpringBootTest(classes=...) according to the suggestion in exception message.
java.lang.IllegalStateException: Unable to find a @SpringBootConfiguration, you need to use @ContextConfiguration or @SpringBootTest(classes=...) with your test at org.springframework.util.Assert.state(Assert.java:76) at org.springframework.boot.test.context.SpringBootTestContextBootstrapper.findConfigurationClass(SpringBootTestContextBootstrapper.java:246) at org.springframework.boot.test.context.SpringBootTestContextBootstrapper.getOrFindConfigurationClasses(SpringBootTestContextBootstrapper.java:233) at org.springframework.boot.test.context.SpringBootTestContextBootstrapper.processMergedContextConfiguration(SpringBootTestContextBootstrapper.java:150) at org.springframework.test.context.support.AbstractTestContextBootstrapper.buildMergedContextConfiguration(AbstractTestContextBootstrapper.java:351) at org.springframework.test.context.support.AbstractTestContextBootstrapper.buildDefaultMergedContextConfiguration(AbstractTestContextBootstrapper.java:267) at org.springframework.test.context.support.AbstractTestContextBootstrapper.buildMergedContextConfiguration(AbstractTestContextBootstrapper.java:215) at org.springframework.test.context.support.AbstractTestContextBootstrapper.buildTestContext(AbstractTestContextBootstrapper.java:108) at org.springframework.boot.test.context.SpringBootTestContextBootstrapper.buildTestContext(SpringBootTestContextBootstrapper.java:111) at org.springframework.test.context.TestContextManager.<init>(TestContextManager.java:142) at org.springframework.test.context.TestContextManager.<init>(TestContextManager.java:126) at org.springframework.test.context.junit.jupiter.SpringExtension.getTestContextManager(SpringExtension.java:366) at org.springframework.test.context.junit.jupiter.SpringExtension.beforeAll(SpringExtension.java:131) at java.base/java.util.ArrayList.forEach(ArrayList.java:1511) the reproducer project configuration-class-not-found.zip