Add a test of maven dependencies

.github/workflows/maven.yml

@@ -0,0 +1,37 @@
+name: maven
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    types: [opened, labeled, unlabeled, synchronize]
+
+permissions:
+  contents: read
+
+env:
+  GRADLE_OPTS: "-Dorg.gradle.jvmargs=-Xmx4g -Dorg.gradle.daemon=false -Dkotlin.incremental=false"
+
+jobs:
+  test_maven:
+    permissions:
+      checks: write # for actions/upload-artifact
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/master' || contains(github.event.pull_request.labels.*.name, 'maven')
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Configure JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'zulu'
+          java-version: 17
+
+      - name: Run maven test
+        working-directory: ./maven-tests
+        run: ./mvnw -q verify

gradle.properties

@@ -7,6 +7,7 @@ kotlin.mpp.applyDefaultHierarchyTemplate=false
 androidBuild=false
 graalBuild=false
 loomBuild=false
+mavenBuild=false
 containerTests=false
 
 org.gradle.jvmargs='-Dfile.encoding=UTF-8'

maven-tests/.gitignore

@@ -0,0 +1,2 @@
+build
+target

maven-tests/.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1,19 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+wrapperVersion=3.3.2
+distributionType=only-script
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.10/apache-maven-3.9.10-bin.zip

maven-tests/build.gradle.kts

@@ -0,0 +1,23 @@
+plugins {
+  kotlin("jvm")
+}
+val testJavaVersion = System.getProperty("test.java.version", "21").toInt()
+
+tasks.withType<Test> {
+  useJUnitPlatform()
+
+  val javaToolchains = project.extensions.getByType<JavaToolchainService>()
+  javaLauncher.set(javaToolchains.launcherFor {
+    languageVersion.set(JavaLanguageVersion.of(testJavaVersion))
+  })
+}
+
+dependencies {
+  //noinspection UseTomlInstead
+  implementation("com.squareup.okhttp3:okhttp:5.0.0")
+  implementation("com.squareup.okhttp3:logging-interceptor:5.0.0")
+
+  testImplementation(libs.junit)
+  testImplementation(libs.assertk)
+  testImplementation(libs.junit.vintage.engine)
+}