Upgrade Gradle to 9.0.0, Kotlin to 2.2.10, and JVM compatibility to Java 17; add Kotest JUnit 5 runner dependency.

Author: sksamuel

kotest-jvm/build.gradle.kts

@@ -10,6 +10,16 @@ repositories {
    mavenLocal()
 }
 
+java {
+   toolchain {
+      languageVersion = JavaLanguageVersion.of(17)
+   }
+}
+
+tasks.test {
+   useJUnitPlatform()
+}
+
 kotlin {
 
    compilerOptions {
@@ -21,6 +31,7 @@ kotlin {
       test {
          dependencies {
             implementation(libs.kotest.framework.engine)
+            implementation(libs.kotest.runner.junit5)
             implementation(libs.kotest.assertions.core)
          }
       }

kotest-jvm/gradle/libs.versions.toml

@@ -1,10 +1,11 @@
 [versions]
 kotest = "6.0.0"
-kotlin = "2.2.0"
+kotlin = "2.2.10"
 
 [libraries]
 kotest-assertions-core = { module = "io.kotest:kotest-assertions-core", version.ref = "kotest" }
 kotest-framework-engine = { module = "io.kotest:kotest-framework-engine", version.ref = "kotest" }
+kotest-runner-junit5 = { module = "io.kotest:kotest-runner-junit5", version.ref = "kotest" }
 
 [plugins]
 kotlin = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }

kotest-jvm/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists