[MARTIFACT-26] clarify IT objective

src/it/buildinfo-dir/pom.xml

@@ -27,8 +27,9 @@
   <groupId>org.apache.maven.plugins.artifact.its</groupId>
   <artifactId>apache-karaf</artifactId>
   <packaging>pom</packaging>
-  <version>4.3.3</version>
+  <version>4.3.10</version>
   <name>Maven Artifact Plugin buildinfo IT: Apache Karaf :: Assemblies :: Default Distribution</name>
+  <description>regression check for https://issues.apache.org/jira/browse/MARTIFACT-26</description>
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

src/it/buildinfo-dir/verify.groovy

@@ -0,0 +1,24 @@
+
+/*
+ * 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.
+ */
+
+def buildLog = new File(basedir, 'build.log').text
+
+// https://issues.apache.org/jira/browse/MARTIFACT-26
+assert buildLog.contains('[WARNING] Ignoring artifact org.apache.maven.plugins.artifact.its:apache-karaf:pom:4.3.10 because it points to inexistent ')