java.lang.Exception: Test class should have exactly one public constructor at org.junit.runners.BlockJUnit4ClassRunner.validateOnlyOneConstructor(BlockJUnit4ClassRunner.java:131) at org.junit.runners.BlockJUnit4ClassRunner.validateConstructor(BlockJUnit
java.lang.Exception: Test class should have exactly one public constructor
?? ?at org.junit.runners.BlockJUnit4ClassRunner.validateOnlyOneConstructor(BlockJUnit4ClassRunner.java:131)
?? ?at org.junit.runners.BlockJUnit4ClassRunner.validateConstructor(BlockJUnit4ClassRunner.java:120)
?? ?at org.junit.runners.BlockJUnit4ClassRunner.collectInitializationErrors(BlockJUnit4ClassRunner.java:101)
?? ?at org.junit.runners.ParentRunner.validate(ParentRunner.java:344)
?? ?at org.junit.runners.ParentRunner.<init>(ParentRunner.java:74)
?? ?at org.junit.runners.BlockJUnit4ClassRunner.<init>(BlockJUnit4ClassRunner.java:55)
?? ?at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
?? ?at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
?? ?at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
?? ?at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
?? ?at org.junit.internal.builders.AnnotatedBuilder.buildRunner(AnnotatedBuilder.java:31)
?? ?at org.junit.internal.builders.AnnotatedBuilder.runnerForClass(AnnotatedBuilder.java:24)
?? ?at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:57)
?? ?at org.junit.internal.builders.AllDefaultPossibilitiesBuilder.runnerForClass(AllDefaultPossibilitiesBuilder.java:29)
?? ?at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:57)
?? ?at org.junit.internal.requests.ClassRequest.getRunner(ClassRequest.java:24)
?? ?at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createUnfilteredTest(JUnit4TestLoader.java:84)
?? ?at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createTest(JUnit4TestLoader.java:70)
?? ?at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.loadTests(JUnit4TestLoader.java:43)
?? ?at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:444)
?? ?at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675)
?? ?at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
?? ?at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
2020-10-21
很簡單，spring boot版本不一樣，2.1.*的Test類上有public，2.2.*上沒有
2018-04-27
我的問題也是這個
2017-01-09
我也遇到這個了，意思是，你在Bean類中同時用到了構造器注入和設值注入，但是在配置文件中沒沒有配置構造注入的Bean,要么都刪了，要么都添加上，不配套的話就會出現這個錯誤。
2017-01-09
我也遇到這個了，意思是，你在Bean類中同時用到了構造器注入和設值注入，但是在配置文件中沒沒有配置構造注入的Bean,要么都刪了，要么都添加上，不配套的話就會出現在合格錯誤。