diff --git a/its/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java b/its/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java
index 794fb404d5..804df5135d 100644
--- a/its/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java
+++ b/its/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java
@@ -83,6 +83,7 @@ public class IntegrationTestSuite
// -------------------------------------------------------------------------------------------------------------
// suite.addTestSuite( MavenIT0108SnapshotUpdateTest.class ); -- MNG-3137
+ suite.addTestSuite( MavenITmng5137ReactorResolutionInForkedBuildTest.class );
suite.addTestSuite( MavenITmng5135AggregatorDepResolutionModuleExtensionTest.class );
suite.addTestSuite( MavenITmng5096ExclusionAtDependencyWithImpliedClassifierTest.class );
suite.addTestSuite( MavenITmng5064SuppressSnapshotUpdatesTest.class );
diff --git a/its/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5137ReactorResolutionInForkedBuildTest.java b/its/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5137ReactorResolutionInForkedBuildTest.java
new file mode 100644
index 0000000000..244d50f214
--- /dev/null
+++ b/its/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5137ReactorResolutionInForkedBuildTest.java
@@ -0,0 +1,68 @@
+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 org.apache.maven.it.Verifier;
+import org.apache.maven.it.util.ResourceExtractor;
+
+import java.io.File;
+import java.util.List;
+
+/**
+ * This is a test set for MNG-5137.
+ *
+ * @author Benjamin Bentmann
+ */
+public class MavenITmng5137ReactorResolutionInForkedBuildTest
+ extends AbstractMavenIntegrationTestCase
+{
+
+ public MavenITmng5137ReactorResolutionInForkedBuildTest()
+ {
+ super( "[3.0.4,)" );
+ }
+
+ /**
+ * Verify that reactor resolution also works within a forked multi-module lifecycle, i.e. a lifecycle fork caused
+ * by an aggregator mojo. Here, reactor resolution needs to search the forked project instances for build output,
+ * not the project instances from the main build.
+ */
+ public void testit()
+ throws Exception
+ {
+ File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-5137" );
+
+ Verifier verifier = newVerifier( testDir.getAbsolutePath() );
+ verifier.setAutoclean( false );
+ verifier.deleteDirectory( "target" );
+ verifier.deleteDirectory( "producer/target" );
+ verifier.deleteDirectory( "consumer/target" );
+ verifier.deleteArtifacts( "org.apache.maven.its.mng5137" );
+ verifier.executeGoal(
+ "org.apache.maven.its.plugins:maven-it-plugin-fork:2.1-SNAPSHOT:fork-lifecycle-aggregator" );
+ verifier.verifyErrorFreeLog();
+ verifier.resetStreams();
+
+ List compile = verifier.loadLines( "consumer/target/compile.txt", "UTF-8" );
+
+ assertTrue( compile.toString(), compile.contains( "producer/pom.xml" ) );
+ }
+
+}
diff --git a/its/core-it-suite/src/test/resources/mng-5137/consumer/pom.xml b/its/core-it-suite/src/test/resources/mng-5137/consumer/pom.xml
new file mode 100644
index 0000000000..11dcf7afd0
--- /dev/null
+++ b/its/core-it-suite/src/test/resources/mng-5137/consumer/pom.xml
@@ -0,0 +1,67 @@
+
+
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5137
+ consumer
+ 0.1
+ jar
+
+ Maven Integration Test :: MNG-5137 :: Consumer
+
+ Verify that reactor resolution also works within a forked multi-module lifecycle, i.e. a lifecycle fork caused
+ by an aggregator mojo. Here, reactor resolution needs to search the forked project instances for build output,
+ not the project instances from the main build.
+
+
+
+
+ org.apache.maven.its.mng5137
+ producer
+ 0.1
+
+
+
+
+
+
+ org.apache.maven.its.plugins
+ maven-it-plugin-dependency-resolution
+ 2.1-SNAPSHOT
+
+ target/compile.txt
+ 2
+
+
+
+ resolve
+ initialize
+
+ compile
+
+
+
+
+
+
+
diff --git a/its/core-it-suite/src/test/resources/mng-5137/pom.xml b/its/core-it-suite/src/test/resources/mng-5137/pom.xml
new file mode 100644
index 0000000000..3a069f0b08
--- /dev/null
+++ b/its/core-it-suite/src/test/resources/mng-5137/pom.xml
@@ -0,0 +1,41 @@
+
+
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5137
+ test
+ 0.1
+ pom
+
+ Maven Integration Test :: MNG-5137
+
+ Verify that reactor resolution also works within a forked multi-module lifecycle, i.e. a lifecycle fork caused
+ by an aggregator mojo. Here, reactor resolution needs to search the forked project instances for build output,
+ not the project instances from the main build.
+
+
+
+ producer
+ consumer
+
+
diff --git a/its/core-it-suite/src/test/resources/mng-5137/producer/pom.xml b/its/core-it-suite/src/test/resources/mng-5137/producer/pom.xml
new file mode 100644
index 0000000000..522b8ec463
--- /dev/null
+++ b/its/core-it-suite/src/test/resources/mng-5137/producer/pom.xml
@@ -0,0 +1,58 @@
+
+
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5137
+ producer
+ 0.1
+ jar
+
+ Maven Integration Test :: MNG-5137 :: Producer
+
+ Verify that reactor resolution also works within a forked multi-module lifecycle, i.e. a lifecycle fork caused
+ by an aggregator mojo. Here, reactor resolution needs to search the forked project instances for build output,
+ not the project instances from the main build.
+
+
+
+
+
+ org.apache.maven.its.plugins
+ maven-it-plugin-artifact
+ 2.1-SNAPSHOT
+
+
+ package
+ initialize
+
+ pom.xml
+
+
+ set
+
+
+
+
+
+
+