Spring boot Spring启动-启用度量时测试中出现异常

我有一个Spring Boot应用程序，通过主应用程序类的@EnableSpringBootMetricsCollector注释激活这些度量

@SpringBootApplication
@EnablePrometheusEndpoint
@EnableSpringBootMetricsCollector
@EnableScheduling
public class MyApplication {

应用程序可以正常引导和运行，但我通过执行JUnit测试得到以下异常

java.lang.IllegalStateException: Failed to load ApplicationContext

    at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:124)
    at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:83)
    at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies(DependencyInjectionTestExecutionListener.java:117)
    at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance(DependencyInjectionTestExecutionListener.java:83)
    at org.springframework.boot.test.autoconfigure.SpringBootDependencyInjectionTestExecutionListener.prepareTestInstance(SpringBootDependencyInjectionTestExecutionListener.java:44)
    at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:230)
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:228)
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall(SpringJUnit4ClassRunner.java:287)
    at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock(SpringJUnit4ClassRunner.java:289)
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:247)
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:94)
    at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
    at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
    at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
    at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
    at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
    at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)
    at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:70)
    at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:191)
    at org.junit.runners.Suite.runChild(Suite.java:128)
    at org.junit.runners.Suite.runChild(Suite.java:27)
    at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
    at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
    at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
    at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
    at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
    at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
    at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
    at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
    at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
    at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
    at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'springBootMetricsCollector' defined in io.prometheus.client.spring.boot.PrometheusMetricsConfiguration: Unsatisfied dependency expressed through method 'springBootMetricsCollector' parameter 0; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'java.util.Collection<org.springframework.boot.actuate.endpoint.PublicMetrics>' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {}
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:749)
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:467)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1173)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1067)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:513)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483)
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:867)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693)
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:360)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:303)
    at org.springframework.boot.test.context.SpringBootContextLoader.loadContext(SpringBootContextLoader.java:120)
    at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContextInternal(DefaultCacheAwareContextLoaderDelegate.java:98)
    at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:116)
    ... 33 more
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'java.util.Collection<org.springframework.boot.actuate.endpoint.PublicMetrics>' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {}
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1493)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1104)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1066)
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:835)
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:741)
    ... 51 more

java.lang.IllegalStateException:无法加载ApplicationContext
位于org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext（DefaultCacheAwareContextLoaderDelegate.java:124）
位于org.springframework.test.context.support.DefaultTestContext.getApplicationContext（DefaultTestContext.java:83）
位于org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies（DependencyInjectionTestExecutionListener.java:117）
位于org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance（DependencyInjectionTestExecutionListener.java:83）
位于org.springframework.boot.test.autoconfigure.SpringBootDependencyInjectionTestExecutionListener.prepareTestInstance（SpringBootDependencyInjectionTestExecutionListener.java:44）
位于org.springframework.test.context.TestContextManager.prepareTestInstance（TestContextManager.java:230）
位于org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest（SpringJUnit4ClassRunner.java:228）
位于org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall（SpringJUnit4ClassRunner.java:287）
位于org.junit.internal.runners.model.ReflectiveCallable.run（ReflectiveCallable.java:12）
位于org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock（SpringJUnit4ClassRunner.java:289）
位于org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild（SpringJUnit4ClassRunner.java:247）
位于org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild（SpringJUnit4ClassRunner.java:94）
位于org.junit.runners.ParentRunner$3.run（ParentRunner.java:290）
位于org.junit.runners.ParentRunner$1.schedule（ParentRunner.java:71）
位于org.junit.runners.ParentRunner.runChildren（ParentRunner.java:288）
访问org.junit.runners.ParentRunner.access$000（ParentRunner.java:58）
位于org.junit.runners.ParentRunner$2.evaluate（ParentRunner.java:268）
位于org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate（RunBeforeTestClassCallbacks.java:61）
位于org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate（RunAfterTestClassCallbacks.java:70）
位于org.junit.runners.ParentRunner.run（ParentRunner.java:363）
位于org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run（SpringJUnit4ClassRunner.java:191）
位于org.junit.runners.Suite.runChild（Suite.java:128）
位于org.junit.runners.Suite.runChild（Suite.java:27）
位于org.junit.runners.ParentRunner$3.run（ParentRunner.java:290）
位于org.junit.runners.ParentRunner$1.schedule（ParentRunner.java:71）
位于org.junit.runners.ParentRunner.runChildren（ParentRunner.java:288）
访问org.junit.runners.ParentRunner.access$000（ParentRunner.java:58）
位于org.junit.runners.ParentRunner$2.evaluate（ParentRunner.java:268）
位于org.junit.runners.ParentRunner.run（ParentRunner.java:363）
位于org.junit.runner.JUnitCore.run（JUnitCore.java:137）
位于com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs（JUnit4IdeaTestRunner.java:68）
位于com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs（IdeaTestRunner.java:47）
位于com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart（JUnitStarter.java:242）
位于com.intellij.rt.execution.junit.JUnitStarter.main（JUnitStarter.java:70）
原因：org.springframework.beans.factory.UnsatifiedDependencyException:创建名为“springBootMetricsCollector”的bean时出错，该名称在io.prometheus.client.spring.boot.PrometheusMetricsConfiguration中定义：通过方法“springBootMetricsCollector”参数0表示的未满足的依赖关系；嵌套异常为org.springframework.beans.factory.NoSuchBeanDefinitionException:没有类型为“java.util.Collection”的符合条件的bean可用：至少需要1个符合autowire候选条件的bean。依赖项批注：{}
位于org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray（ConstructorResolver.java:749）
位于org.springframework.beans.factory.support.ConstructorResolver.InstanceUsingFactoryMethod（ConstructorResolver.java:467）
位于org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.InstanceUsingFactoryMethod（AbstractAutowireCapableBeanFactory.java:1173）
位于org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance（AbstractAutowireCapableBeanFactory.java:1067）
位于org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean（AbstractAutowireCapableBeanFactory.java:513）
位于org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean（AbstractAutowireCapableBeanFactory.java:483）
位于org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject（AbstractBeanFactory.java:306）
位于org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton（DefaultSingletonBeanRegistry.java:230）
位于org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean（AbstractBeanFactory.java:302）
位于org.springframework.beans.factory.support.AbstractBeanFactory.getBean（AbstractBeanFactory.java:197）
位于org.springframework.beans.factory.support.DefaultListableBeanFactory.PreInstanceSingleton（DefaultListableBeanFactory.java:761）
位于org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization（AbstractApplicationContext.java:867）
位于org.springframework.context.support.AbstractApplicationContext.refresh（AbstractApplicationContext.java:543）
在org.springframework.boot.SpringApplication.refresh（SpringApplication
public class TestMetrics implements PublicMetrics {
    @Override
    public Collection<Metric<?>> metrics() {
         return null;
    }
}

@ContextConfiguration(classes = TestMetrics.class)

@MockBean
private SpringBootMetricsCollector springBootMetricsCollector;