Gradle 9 update

build.gradle.kts

@@ -6,13 +6,10 @@ plugins {
 group = "org.gradlex"
 version = "1.7"
 
-java {
-    sourceCompatibility = JavaVersion.VERSION_1_8
-    targetCompatibility = JavaVersion.VERSION_1_8
-}
+tasks.withType<JavaCompile>().configureEach { options.release = 8 }
 
 dependencies {
-    testImplementation("org.spockframework:spock-core:2.1-groovy-3.0")
+    testImplementation("org.spockframework:spock-core:2.3-groovy-4.0")
     testImplementation("org.gradle.exemplar:samples-check:1.0.3")
     testRuntimeOnly("org.junit.vintage:junit-vintage-engine")
 }
@@ -33,7 +30,7 @@ pluginPublishConventions {
 
 testing.suites.named<JvmTestSuite>("test") {
     useJUnitJupiter()
-    listOf("7.4", "7.6.5", "8.0.2").forEach { gradleVersionUnderTest ->
+    listOf("7.4", "7.6.5", "8.0.2", "8.14.2").forEach { gradleVersionUnderTest ->
         targets.register("test${gradleVersionUnderTest}") {
             testTask {
                 group = LifecycleBasePlugin.VERIFICATION_GROUP

gradle/wrapper/gradle-wrapper.properties

@@ -1,7 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=7197a12f450794931532469d4ff21a59ea2c1cd59a3ec3f89c035c3c420a6999
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionSha256Sum=5086034b0656a79fee07a04cfadc103984b075ac85d3a20748649671283be1bb
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-rc-1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

samples/use-only-java-module-testing-plugin/app/build.gradle.kts

@@ -18,3 +18,7 @@ dependencies {
 
     runtimeOnly("org.slf4j:slf4j-simple")
 }
+
+javaModuleTesting.whitebox(testing.suites["test"]) {
+    requires.add("org.junit.jupiter.api")
+}

samples/use-only-java-module-testing-plugin/build-logic/src/main/kotlin/org.my.gradle.java-module.gradle.kts

@@ -4,15 +4,11 @@ plugins {
     id("org.gradlex.java-module-testing")
 }
 
-javaModuleTesting.whitebox(
-    testing.suites.getByName<JvmTestSuite>("test") {
-        useJUnitJupiter("")
-        targets.all {
-            testTask { jvmArgs("-Dorg.slf4j.simpleLogger.defaultLogLevel=error") }
-        }
+testing.suites.getByName<JvmTestSuite>("test") {
+    useJUnitJupiter("")
+    targets.all {
+        testTask { jvmArgs("-Dorg.slf4j.simpleLogger.defaultLogLevel=error") }
     }
-) {
-    requires.add("org.junit.jupiter.api")
 }
 
 testing.suites.create<JvmTestSuite>("integtest") {

samples/use-only-java-module-testing-plugin/lib/src/integtest/java/org/my/lib/integtest/LibIntegTest.java

@@ -0,0 +1,19 @@
+package org.my.lib.integtest;
+
+import org.junit.jupiter.api.Test;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class LibIntegTest {
+
+    @Test
+    public void libWorks() throws IOException {
+        // assertTrue(...);
+    }
+
+}

src/main/java/org/gradlex/javamodule/testing/JavaModuleTestingPlugin.java

@@ -16,14 +16,14 @@
 
 package org.gradlex.javamodule.testing;
 
-import org.gradle.api.NonNullApi;
 import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 import org.gradle.api.plugins.JvmTestSuitePlugin;
 import org.gradle.util.GradleVersion;
+import org.jspecify.annotations.NullMarked;
 
 @SuppressWarnings("unused")
-@NonNullApi
+@NullMarked
 public abstract class JavaModuleTestingPlugin implements Plugin<Project> {
 
     @Override

src/main/java/org/gradlex/javamodule/testing/internal/actions/JavaCompileSetModulePathAction.java

@@ -18,17 +18,17 @@
 
 import org.gradle.api.Action;
 import org.gradle.api.Describable;
-import org.gradle.api.NonNullApi;
 import org.gradle.api.Task;
 import org.gradle.api.file.FileCollection;
 import org.gradle.api.tasks.compile.JavaCompile;
 import org.gradle.internal.jvm.JavaModuleDetector;
+import org.jspecify.annotations.NullMarked;
 
 import javax.inject.Inject;
 import java.util.ArrayList;
 import java.util.List;
 
-@NonNullApi
+@NullMarked
 public abstract class JavaCompileSetModulePathAction implements Action<Task>, Describable {
 
     @Inject

src/test/groovy/org/gradlex/javamodule/testing/test/fixture/GradleBuild.groovy

@@ -59,6 +59,7 @@ class GradleBuild {
             tasks.test {
                 testLogging.showStandardStreams = true
             }
+            tasks.withType<JavaCompile>().configureEach { options.release.set(11) }
         """
         file("app/src/main/java/org/example/app/Main.java") << '''
             package org.example.app;
@@ -91,6 +92,7 @@ class GradleBuild {
                 id("java-library")
             }
             group = "org.example"
+            tasks.withType<JavaCompile>().configureEach { options.release.set(11) }
         '''
     }