=== Compiling and executing JUnit Jupiter tests

To enable JUnit Jupiter support in Gradle, all you need to do is add the following dependency:

.JUnit Jupiter dependencies
====
include::sample[dir="snippets/testing/junitplatform-jupiter/kotlin",files="build.gradle.kts[tags=jupiter-dependencies]"]
include::sample[dir="snippets/testing/junitplatform-jupiter/groovy",files="build.gradle[tags=jupiter-dependencies]"]
====

import org.hamcrest.Description
import org.hamcrest.Matcher
import org.hamcrest.MatcherAssert
import org.junit.Assume
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.Timeout
import org.junit.jupiter.api.extension.RegisterExtension

@Flaky // STDOUT logging enabled for test
@Timeout(30)
@Tag("Slow")

import okio.fakefilesystem.FakeFileSystem
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Assertions.assertArrayEquals
import org.junit.jupiter.api.Assumptions.assumeTrue
import org.junit.jupiter.api.Disabled
import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Timeout
import org.junit.jupiter.api.extension.RegisterExtension
import org.junit.jupiter.params.ParameterizedTest

import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

@PlexusTest
class PomConstructionTest {

import okio.Source
import okio.buffer
import okio.fakefilesystem.FakeFileSystem
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Assumptions
import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Timeout
import org.junit.jupiter.api.io.TempDir
import org.junit.jupiter.params.ParameterizedTest
import org.junit.jupiter.params.provider.ArgumentsSource

class FileSystemParamProvider : SimpleProvider() {

import okio.AsyncTimeout
import okio.Buffer
import okio.BufferedSource
import okio.Source
import okio.buffer
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Assertions.assertArrayEquals
import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.Timeout

@Timeout(5)
@Tag("Slow")
class Http2ConnectionTest {
  private val peer = MockHttp2Peer()

import org.jetbrains.kotlin.analysis.api.impl.base.test.cases.references.AbstractReferenceShortenerTest;
import org.jetbrains.kotlin.test.TestMetadata;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;

import java.io.File;
import java.util.regex.Pattern;

import org.jetbrains.kotlin.analysis.api.impl.base.test.cases.references.AbstractReferenceShortenerTest;
import org.jetbrains.kotlin.test.TestMetadata;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;

import java.io.File;
import java.util.regex.Pattern;

  `compileOnly` dependency on `junit` 3.

=====
[.multi-language-sample]
======
.build.gradle.kts
[source,kotlin]
----
dependencies {
    // If using JUnit Jupiter
    testImplementation("org.junit.jupiter:junit-jupiter:5.9.2")
    testRuntimeOnly("org.junit.platform:junit-platform-launcher")

    // If using JUnit Vintage
    testCompileOnly("junit:junit:4.13.2")

            final SuiteSpec spec = new SuiteSpec(null, name, SuiteSpec.TestSuiteFramework.JUNIT_PLATFORM, libraryVersionProvider.getVersion("junit-jupiter"), builder);
            suites.add(spec);
            return spec;
        }

        @Override
        public SuiteSpec spockSuite(String name, TemplateLibraryVersionProvider libraryVersionProvider) {