【发布时间】:2019-10-10 21:08:04
【问题描述】:
我有一个如下所示的测试类:
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(classes = TestClass.TestConfig.class)
public class TestClass{
@Configuration
@EnableAspectJAutoProxy
@ComponentScan(basePackages = "package.with.dummy.provider.and.aspect", includeFilters = {
@Filter(Aspect.class), @Filter(Provider.class) })
public static class TestConfig {
@Bean
CustomApplicationListener listener() {
return new CustomApplicationListener ();
}
}
@Autowired
CustomApplicationListener listener;
@Test
public void testMethod() {
// Do something with the listener
}
}
当我使用 Eclipse 中的 JUnit 运行它时,它工作得很好。但是当测试在我的 Maven 构建/测试周期中执行时,它会失败并出现以下异常:
java.lang.IllegalStateException: Failed to load ApplicationContext
at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:125)
[...]
Caused by: org.springframework.beans.factory.BeanDefinitionStoreException: Failed to read candidate component class: file [Path\To\Aspect\DummyAspect.class]; nested exception is java.nio.channels.ClosedByInterruptException
at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.scanCandidateComponents(ClassPathScanningCandidateComponentProvider.java:454)
[...]
Caused by: java.nio.channels.ClosedByInterruptException
[java] at java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:220)
[java] at sun.nio.ch.FileChannelImpl.size(FileChannelImpl.java:327)
[java] at sun.nio.ch.ChannelInputStream.available(ChannelInputStream.java:128)
[java] at java.io.BufferedInputStream.available(BufferedInputStream.java:421)
[java] at org.springframework.asm.ClassReader.readClass(ClassReader.java:479)
[java] at org.springframework.asm.ClassReader.<init>(ClassReader.java:445)
[java] at org.springframework.core.type.classreading.SimpleMetadataReader.<init>(SimpleMetadataReader.java:54)
[java] at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:103)
[java] at org.springframework.core.type.classreading.CachingMetadataReaderFactory.getMetadataReader(CachingMetadataReaderFactory.java:123)
[java] at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.scanCandidateComponents(ClassPathScanningCandidateComponentProvider.java:430)
我想知道从 Eclipse 与从 maven 执行测试的差异可能导致观察到的情况发生。
更新
从 @ComponentScan 注释中删除 basePackages = "package.with.dummy.provider.and.aspect" 时,一切正常!包路径是正确的。现在,如果有人能解释为什么会发生这种情况......
更新 2
好吧,看起来它甚至更陌生。经过更多测试后,我可以确认测试通过一次,只要我更改basePackages 的值。在我删除了值并且测试通过的第一次更新之后,它在文本时间和之后的每次都失败了。然后我尝试将值更改为package.with.dummy.provider.and,删除一个级别,它通过了 - 一次。听起来maven在构建和测试过程中生成的某些文件可能没有正确清理,因此@ComponentScan会多次查找并尝试读取这些文件,这会导致ClosedByInterruptException。
【问题讨论】:
-
您的 Eclipse 中是否安装了 Spring Tool Suite(3 或 4)? Eclipse中的JUnit通常意味着STS支持的循环。
-
检查之前的一些测试是否调用了Thread.currentThread().interrupt()
标签: java spring maven unit-testing junit