Java 在IntelliJ IDEA 2018.1中运行JUnit 5测试时出错
我是IDEA和Gradle生态系统的新手,所以请原谅我问了一些基本的问题,如果有的话 IntelliJ支持JUnit5已经将近两年了。出于某种原因,IDEA仍然讨厌JUnit5。如果按照官方说明添加JUnit支持,IDEA默认为JUnit4.12 无论如何,在阅读了周围的内容后,我认为我已经在build.gradle中正确地设置了依赖项:Java 在IntelliJ IDEA 2018.1中运行JUnit 5测试时出错,java,intellij-idea,junit,Java,Intellij Idea,Junit,我是IDEA和Gradle生态系统的新手,所以请原谅我问了一些基本的问题,如果有的话 IntelliJ支持JUnit5已经将近两年了。出于某种原因,IDEA仍然讨厌JUnit5。如果按照官方说明添加JUnit支持,IDEA默认为JUnit4.12 无论如何,在阅读了周围的内容后,我认为我已经在build.gradle中正确地设置了依赖项: 依赖项{ testCompile(“org.junit.platform:junitplatformlauncher:1.2.0”) testCompile(
依赖项{
testCompile(“org.junit.platform:junitplatformlauncher:1.2.0”)
testCompile(“org.junit.jupiter:junitjupiter引擎:5.2.0”)
testCompile(“org.junit.vintage:junit-vintage引擎:5.2.0”)
}
我的类路径中有所有这些。另外,我还想在我的类路径中手动添加opentest4j-1.1.0.jar
我随后为JUnit创建了一个新的运行配置。测试确实成功运行,但随着测试运行器的输出,我得到了大量异常,如下所示。我做错什么了吗
"C:\Program Files\Java\jdk-10.0.1\bin\java.exe" -ea -Didea.test.cyclic.buffer.size=1048576 "-javaagent:C:\Program Files\JetBrains\IntelliJ IDEA Community Edition 2018.1.5\lib\idea_rt.jar=57664:C:\Program Files\JetBrains\IntelliJ IDEA Community Edition 2018.1.5\bin" -Dfile.encoding=UTF-8 -classpath "C:\Program Files\JetBrains\IntelliJ IDEA Community Edition 2018.1.5\lib\idea_rt.jar;C:\Program Files\JetBrains\IntelliJ IDEA Community Edition 2018.1.5\plugins\junit\lib\junit-rt.jar;C:\Program Files\JetBrains\IntelliJ IDEA Community Edition 2018.1.5\plugins\junit\lib\junit5-rt.jar;C:\Users\anurag.x.bhandari\IdeaProjects\HackerRankCodingInterview\out\test\Solutions;C:\Users\anurag.x.bhandari\IdeaProjects\HackerRankCodingInterview\out\production\Solutions;C:\Users\anurag.x.bhandari\.gradle\caches\modules-2\files-2.1\org.junit.jupiter\junit-jupiter-api\5.2.0\9cd901df48d88d8e605a6ccb2c3f140c92db6bf2\junit-jupiter-api-5.2.0.jar;C:\Users\anurag.x.bhandari\IdeaProjects\HackerRankCodingInterview\libs\opentest4j-1.1.0.jar;C:\Users\anurag.x.bhandari\.gradle\caches\modules-2\files-2.1\org.junit.platform\junit-platform-launcher\1.2.0\ea230ba8c0b71943d4dd2bb215ca29041c89966e\junit-platform-launcher-1.2.0.jar;C:\Users\anurag.x.bhandari\.gradle\caches\modules-2\files-2.1\org.junit.jupiter\junit-jupiter-engine\5.2.0\de87318ccd3dfa1a98ebfef792d362776f1914de\junit-jupiter-engine-5.2.0.jar;C:\Users\anurag.x.bhandari\.gradle\caches\modules-2\files-2.1\org.junit.platform\junit-platform-commons\1.2.0\dbce1d822d3dc6c61703b340cd79018518685451\junit-platform-commons-1.2.0.jar;C:\Users\anurag.x.bhandari\.gradle\caches\modules-2\files-2.1\org.junit.vintage\junit-vintage-engine\5.2.0\ff11a5d0674df5e2264e50fe3f8a3485a4399ccb\junit-vintage-engine-5.2.0.jar;C:\Users\anurag.x.bhandari\.gradle\caches\modules-2\files-2.1\org.junit.platform\junit-platform-engine\1.2.0\35fa3529ce843ada1a10b0909ccb4a8148ee638d\junit-platform-engine-1.2.0.jar" com.intellij.rt.execution.junit.JUnitStarter -ideVersion5 -junit5 @w@C:\Users\anurag.x.bhandari\AppData\Local\Temp\idea_working_dirs_junit.tmp @C:\Users\anurag.x.bhandari\AppData\Local\Temp\idea_junit.tmp -socket57663
Jun 21, 2018 9:26:48 PM org.junit.platform.launcher.core.DefaultLauncher handleThrowable
WARNING: TestEngine with ID 'junit-vintage' failed to discover tests
java.lang.NoClassDefFoundError: org/junit/runners/model/RunnerBuilder
at org.junit.vintage.engine.discovery.VintageDiscoverer.<init>(VintageDiscoverer.java:35)
at org.junit.vintage.engine.VintageTestEngine.discover(VintageTestEngine.java:61)
at org.junit.platform.launcher.core.DefaultLauncher.discoverEngineRoot(DefaultLauncher.java:130)
at org.junit.platform.launcher.core.DefaultLauncher.discoverRoot(DefaultLauncher.java:117)
at org.junit.platform.launcher.core.DefaultLauncher.discover(DefaultLauncher.java:82)
at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:52)
at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.lang.ClassNotFoundException: org.junit.runners.model.RunnerBuilder
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:582)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:190)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:499)
... 9 more
Jun 21, 2018 9:26:49 PM org.junit.platform.launcher.core.DefaultLauncher handleThrowable
WARNING: TestEngine with ID 'junit-vintage' failed to discover tests
java.lang.NoClassDefFoundError: org/junit/runners/model/RunnerBuilder
at org.junit.vintage.engine.discovery.VintageDiscoverer.<init>(VintageDiscoverer.java:35)
at org.junit.vintage.engine.VintageTestEngine.discover(VintageTestEngine.java:61)
at org.junit.platform.launcher.core.DefaultLauncher.discoverEngineRoot(DefaultLauncher.java:130)
at org.junit.platform.launcher.core.DefaultLauncher.discoverRoot(DefaultLauncher.java:117)
at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:90)
at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:74)
at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.lang.ClassNotFoundException: org.junit.runners.model.RunnerBuilder
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:582)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:190)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:499)
... 9 more
Expected :<1>
Actual :<5>
<Click to see difference>
org.opentest4j.MultipleFailuresError: Multiple Failures (1 failure)
array contents differ at index [0], expected: <1> but was: <5>
at org.junit.jupiter.api.AssertAll.assertAll(AssertAll.java:79)
at org.junit.jupiter.api.AssertAll.assertAll(AssertAll.java:45)
at org.junit.jupiter.api.AssertAll.assertAll(AssertAll.java:39)
at org.junit.jupiter.api.Assertions.assertAll(Assertions.java:1060)
at com.anuragbhandari.hackerrank.CorrectnessTests.checkLeftRotationOutput(ArrayLeftRotationTests.java:22)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:513)
at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:115)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$6(TestMethodTestDescriptor.java:170)
at org.junit.jupiter.engine.execution.ThrowableCollector.execute(ThrowableCollector.java:40)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:166)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:113)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:58)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$3(HierarchicalTestExecutor.java:113)
at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.executeRecursively(HierarchicalTestExecutor.java:108)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.execute(HierarchicalTestExecutor.java:79)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$2(HierarchicalTestExecutor.java:121)
at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177)
at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133)
at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$3(HierarchicalTestExecutor.java:121)
at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.executeRecursively(HierarchicalTestExecutor.java:108)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.execute(HierarchicalTestExecutor.java:79)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$2(HierarchicalTestExecutor.java:121)
at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177)
at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133)
at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$3(HierarchicalTestExecutor.java:121)
at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.executeRecursively(HierarchicalTestExecutor.java:108)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.execute(HierarchicalTestExecutor.java:79)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:55)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:43)
at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:170)
at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:154)
at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:90)
at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:74)
at com.intellij.rt.execution.junit.IdeaTestRunner$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)
Process finished with exit code -1
原来我的类路径中有一个“额外”库-org.junit.vintage:junit-vintage引擎。从类路径中删除它修复了错误。结果表明,我的类路径中有一个“额外”库-org.junit.vintage:junit-vintage引擎。从类路径中删除它修复了错误。即使测试成功运行,我在运行测试时也会遇到同样的异常。在我的例子中,我试图在同一个项目中运行JUnit4和JUnit5测试。帮了我很多忙 起初,我复制了相同的配置,但当我试图运行
mvn安装
,跳过了JUnit 5测试。将surefire.version
更改为2.22.0修复了此问题。我删除了junit platform surefire提供程序的依赖项,因为不再需要它(请参阅)。虽然在我的例子中,需要使用junit jupiter引擎,否则mvn安装无法工作
现在,我可以在没有警告的情况下成功运行测试。希望它能帮助其他人。即使测试成功运行,我在运行测试时也遇到了同样的异常。在我的例子中,我试图在同一个项目中运行JUnit4和JUnit5测试。帮了我很多忙 起初,我复制了相同的配置,但当我试图运行
mvn安装
,跳过了JUnit 5测试。将surefire.version
更改为2.22.0修复了此问题。我删除了junit platform surefire提供程序的依赖项,因为不再需要它(请参阅)。虽然在我的例子中,需要使用junit jupiter引擎,否则mvn安装无法工作
现在,我可以在没有警告的情况下成功运行测试。希望它能帮助其他人。在Gradle中指定JUnit引擎可以实现以下目的:
test {
useJUnitPlatform {
includeEngines 'junit-jupiter'
}
}
在Gradle中指定JUnit引擎可以实现以下目的:
test {
useJUnitPlatform {
includeEngines 'junit-jupiter'
}
}