Github user jglick commented on a diff in the pull request: https://github.com/apache/maven-integration-testing/pull/25#discussion_r153657657 --- Diff: core-it-suite/src/test/java/org/apache/maven/it/MavenIT0199CyclicImportScopeTest.java --- @@ -0,0 +1,56 @@ +package org.apache.maven.it; + +/* + * 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. + */ + +import java.io.File; +import org.apache.maven.it.util.ResourceExtractor; + +public class MavenIT0199CyclicImportScopeTest extends AbstractMavenIntegrationTestCase { + + public MavenIT0199CyclicImportScopeTest() { + super(ALL_MAVEN_VERSIONS); + } + + public void testit0199() throws Exception { + // v1: parent not using BOM; explicit dep from componentB â componentA + // v2: BOM introduced; componentB â componentA picks up implicit version 1 from main@v1 + // v3: components now inheriting indirectly from an older version of the BOM that includes them; componentB â componentA version overridden + for (int i = 1; i <= 3; i++) { + build("v" + i + "/parent", null); + build("v" + i + "/componentA", "target/componentA-" + i + ".jar"); + build("v" + i + "/componentB", "target/componentB-" + i + ".jar"); + build("v" + i + "/main", "bundle/target/bundle-" + i + ".jar"); + } + } + + private void build(String module, String expectedArtifact) throws Exception { + File testDir = ResourceExtractor.simpleExtractResources(getClass(), "/cyclic-import-scope"); + Verifier verifier = newVerifier(new File(testDir.getAbsolutePath(), module).getAbsolutePath()); + verifier.setAutoclean(false); + verifier.deleteDirectory("target"); + verifier.executeGoal("install"); --- End diff -- Tested iteratively using ```sh rm -rfv repo/test mvn clean test -f core-it-suite -Prun-its -Dmaven.repo.local=`pwd`/repo -Dtest=org.apache.maven.it.MavenIT0199CyclicImportScopeTest ```
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