在Android Studio运行参数化单元测试时出现“找不到给定包含项错误”的问题

315

我尝试在Android Studio中运行参数化单元测试,如下所示:

import android.test.suitebuilder.annotation.SmallTest;  

import junit.framework.TestCase;    

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;  

import java.util.Arrays;
import java.util.Collection;    

@RunWith(Parameterized.class)
@SmallTest
public class FibonacciTest extends TestCase {
    @Parameters
    public static Collection<Object[]> data() {
        return Arrays.asList(new Object[][] {
                {0, 0}, {1, 1}, {2, 1}, {3, 2}, {4, 3}, {5, 5}, {6, 8}
        });
    }   

    @Parameter // first data value (0) is default
    public /* NOT private */ int fInput;    

    @Parameter(value = 1)
    public /* NOT private */ int fExpected; 

    @Test
    public void test() {
        assertEquals(fExpected, Fibonacci.calculate(fInput));
    }
}

结果是一个错误,指出 No Test Run。但是,如果我删除参数化测试,并将它们更改为单个测试,则可以正常工作。

有人能解释一下为什么这不起作用吗?Android开发中还不支持参数化单元测试吗?

以下是具有堆栈跟踪的错误:

FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:testDebug'.
> No tests found for given includes: [com.example.......FibonacciTest]
* Try:
Run with --info or --debug option to get more log output.
* Exception is:
org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':app:testDebug'.
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:69)
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:46)
    at org.gradle.api.internal.tasks.execution.PostExecutionAnalysisTaskExecuter.execute(PostExecutionAnalysisTaskExecuter.java:35)
    at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:64)
    at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58)
    at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:42)
    at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:52)
    at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:53)
    at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
    at org.gradle.api.internal.AbstractTask.executeWithoutThrowingTaskFailure(AbstractTask.java:310)
    at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.executeTask(AbstractTaskPlanExecutor.java:79)
    at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:63)
    at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:51)
    at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor.process(DefaultTaskPlanExecutor.java:23)
    at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:88)
    at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:37)
    at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:62)
    at org.gradle.execution.DefaultBuildExecuter.access$200(DefaultBuildExecuter.java:23)
    at org.gradle.execution.DefaultBuildExecuter$2.proceed(DefaultBuildExecuter.java:68)
    at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32)
    at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:62)
    at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:55)
    at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:149)
    at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:106)
    at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:86)
    at org.gradle.launcher.exec.InProcessBuildActionExecuter$DefaultBuildController.run(InProcessBuildActionExecuter.java:90)
    at org.gradle.tooling.internal.provider.runner.BuildModelActionRunner.run(BuildModelActionRunner.java:54)
    at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)
    at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:41)
    at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:28)
    at org.gradle.launcher.daemon.server.exec.ExecuteBuild.doBuild(ExecuteBuild.java:49)
    at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.exec.WatchForDisconnection.execute(WatchForDisconnection.java:37)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.exec.ResetDeprecationLogger.execute(ResetDeprecationLogger.java:26)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.exec.RequestStopIfSingleUsedDaemon.execute(RequestStopIfSingleUsedDaemon.java:34)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:74)
    at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:72)
    at org.gradle.util.Swapper.swap(Swapper.java:38)
    at org.gradle.launcher.daemon.server.exec.ForwardClientInput.execute(ForwardClientInput.java:72)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.health.DaemonHealthTracker.execute(DaemonHealthTracker.java:47)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.exec.LogToClient.doBuild(LogToClient.java:66)
    at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.exec.EstablishBuildEnvironment.doBuild(EstablishBuildEnvironment.java:71)
    at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.health.HintGCAfterBuild.execute(HintGCAfterBuild.java:41)
    at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
    at org.gradle.launcher.daemon.server.exec.StartBuildOrRespondWithBusy$1.run(StartBuildOrRespondWithBusy.java:50)
    at org.gradle.launcher.daemon.server.DaemonStateCoordinator$1.run(DaemonStateCoordinator.java:246)
    at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:54)
    at org.gradle.internal.concurrent.StoppableExecutorImpl$1.run(StoppableExecutorImpl.java:40)
Caused by: org.gradle.api.GradleException: No tests found for given includes: [com.example........FibonacciTest]
    at org.gradle.api.internal.tasks.testing.NoMatchingTestsReporter.afterSuite(NoMatchingTestsReporter.java:35)
    at org.gradle.messaging.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:35)
    at org.gradle.messaging.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
    at org.gradle.internal.event.BroadcastDispatch.dispatch(BroadcastDispatch.java:87)
    at org.gradle.internal.event.BroadcastDispatch.dispatch(BroadcastDispatch.java:31)
    at org.gradle.messaging.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:93)
    at com.sun.proxy.$Proxy46.afterSuite(Unknown Source)
    at org.gradle.api.internal.tasks.testing.results.TestListenerAdapter.completed(TestListenerAdapter.java:48)
    at org.gradle.messaging.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:35)
    at org.gradle.messaging.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
    at org.gradle.internal.event.BroadcastDispatch.dispatch(BroadcastDispatch.java:87)
    at org.gradle.internal.event.BroadcastDispatch.dispatch(BroadcastDispatch.java:31)
    at org.gradle.messaging.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:93)
    at com.sun.proxy.$Proxy45.completed(Unknown Source)
    at org.gradle.api.internal.tasks.testing.results.StateTrackingTestResultProcessor.completed(StateTrackingTestResultProcessor.java:69)
    at org.gradle.api.internal.tasks.testing.results.AttachParentTestResultProcessor.completed(AttachParentTestResultProcessor.java:52)
    at org.gradle.api.internal.tasks.testing.processors.TestMainAction.run(TestMainAction.java:51)
    at org.gradle.api.internal.tasks.testing.detection.DefaultTestExecuter.execute(DefaultTestExecuter.java:75)
    at org.gradle.api.tasks.testing.Test.executeTests(Test.java:527)
    at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:75)
    at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.doExecute(AnnotationProcessingTaskFactory.java:226)
    at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:219)
    at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:208)
    at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:589)
    at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:572)
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:80)
    at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:61)
    ... 57 more
BUILD FAILED
Total time: 4.153 secs
No tests found for given includes: [com.example......FibonacciTest]
41个回答

15

对于那些在添加建议解决方案时遇到错误:表达式“test”不能作为函数调用,请尝试以下方法:

tasks.withType<Test> {
    useJUnitPlatform()
}

2021年适用于KMM设置。


14

如果您正在使用Intellij并且想要使用Gradle,则需要将以下内容添加到build.gradle文件的dependencies部分:

testImplementation("org.junit.jupiter:junit-jupiter-api:5.4.2")
testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:5.4.2")

谢谢。我不小心使用了junit-platform-engine而不是junit-jupiter-engine,这显然导致了这个问题。 - Martin Vysny
谢谢!我漏掉了testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:5.7.0")声明。 - Adrian

10
我最近遇到了这个问题,经过深入研究,我发现我正在使用junit库中的@Test注释。然而,我的build.gradle文件声明了另一个测试库。
因此,当我从build.gradle中存在的Test库中使用@Test注释时,它可以工作。

9

您可以检查您的方法是否为私有。浪费了很多时间来修复这个愚蠢的错误...


5

对我来说,出现错误消息的原因是我不小心在src/test/kotlin测试目录下添加了一个.java测试文件。将该文件移动到正确的目录src/test/java后,测试再次按预期执行。

给定包含项的没有找到测试


5

在使用 JUnit 4 时,我在 Intellij 中遇到了类似的错误。

解决方法是从 build.gradle.kts 中删除相关内容。

    test {  useJUnitPlatform()  }

结果是 build.gradle.kts

plugins {
    kotlin("jvm") version "1.8.0"
    application
    id("org.jetbrains.kotlin.plugin.serialization") version "1.5.31"
}

group = "org.example"
version = "1.0-SNAPSHOT"

repositories {
    mavenCentral()
}

dependencies {
    implementation("com.google.code.gson:gson:2.8.8")
    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.3.0")
    implementation ("org.apache.poi:poi-ooxml:5.1.0")
    testImplementation(kotlin("test"))
    testImplementation("junit:junit:4.13.1")
}



kotlin {
    jvmToolchain(11)
}

application {
    mainClass.set("MainKt")
}

测试工作正常

import org.junit.Assert


class MainKtTest1 {
    @org.junit.Test
    fun firstTest() {
        Assert.assertEquals("2*2=4", 2 * 2, 4)
    }

}

4

难以置信,但在我的情况下问题出在我为测试用例创建的包名错误。它不应该包含大写字母。例如,以下案例是不正确的: "PackageName" "Packagename" "packageName"


3
在我的情况下,问题出现在使用Kotlin和IDEA 2020.3编写代码时。尽管在build.gradle.kts中有正确的条目,但问题在于IDEA IDE(Alt + Insert)生成测试函数时。它生成以下代码:
@Test
   internal fun name () {
     TODO ("Not yet implemented")
   }

去掉 "internal" 修饰符后,问题将会得到解决:

@Test
   fun name () {
     TODO ("Not yet implemented")
   }

2

对于JUnit 5,我们应该使用导入 org.junit.jupiter.api.Test 并且还应该使用@ExtendWith而不是@RunWith


2
我不得不更改@Test库。起初,我导入了org.junit.Test,然后出现了异常。然后我将其更改为org.junit.jupiter.api.Test,它就正常工作了。

这解决了我的问题!谢谢! - SJoe

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