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gnodet pushed a commit to branch it-gh12305-master
in repository https://gitbox.apache.org/repos/asf/maven.git

commit d495fd4e303ca55d61645a8159a9fcba5e078184
Author: Guillaume Nodet <[email protected]>
AuthorDate: Thu Jun 18 08:49:24 2026 +0000

    [#12305] Add failing IT for uninterpolated managed deps in imported BOM
---
 ...ollectRequestUninterpolatedManagedDepsTest.java | 57 ++++++++++++++++++++++
 .../gh-12305-invalid-collect-request/pom.xml       | 22 +++++++++
 .../apache/maven/its/gh12305/bom/0.1/bom-0.1.pom   | 27 ++++++++++
 .../settings-template.xml                          | 43 ++++++++++++++++
 4 files changed, 149 insertions(+)

diff --git 
a/its/core-it-suite/src/test/java/org/apache/maven/it/MavenITgh12305InvalidCollectRequestUninterpolatedManagedDepsTest.java
 
b/its/core-it-suite/src/test/java/org/apache/maven/it/MavenITgh12305InvalidCollectRequestUninterpolatedManagedDepsTest.java
new file mode 100644
index 0000000000..25c9552bb2
--- /dev/null
+++ 
b/its/core-it-suite/src/test/java/org/apache/maven/it/MavenITgh12305InvalidCollectRequestUninterpolatedManagedDepsTest.java
@@ -0,0 +1,57 @@
+/*
+ * 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.
+ */
+package org.apache.maven.it;
+
+import java.io.File;
+
+import org.junit.jupiter.api.Test;
+
+/**
+ * Verify that importing a BOM whose dependencyManagement contains a managed 
dependency
+ * with an unresolved {@code ${…}} property placeholder does not cause a build 
failure
+ * when that managed dependency is never actually used.
+ * <p>
+ * This reproduces the "Invalid Collect Request: null" error seen with 
projects like
+ * Apache Causeway, where the parent BOM declares {@code 
org.osgi:osgi.core:${osgi.version}}
+ * without defining {@code osgi.version}. Maven 4's {@code MavenValidator} 
rejects
+ * the uninterpolated version during {@code collectDependencies()}, even 
though the
+ * dependency is never resolved.
+ *
+ * @see <a href="https://github.com/apache/maven/issues/12305";>gh-12305</a>
+ */
+public class MavenITgh12305InvalidCollectRequestUninterpolatedManagedDepsTest 
extends AbstractMavenIntegrationTestCase {
+
+    MavenITgh12305InvalidCollectRequestUninterpolatedManagedDepsTest() {
+        super("[4.0.0-rc-3,)");
+    }
+
+    @Test
+    public void testUninterpolatedManagedDepsFromImportedBom() throws 
Exception {
+        File testDir = extractResources("/gh-12305-invalid-collect-request");
+
+        Verifier verifier = newVerifier(testDir.getAbsolutePath());
+        verifier.deleteArtifacts("org.apache.maven.its.gh12305");
+        verifier.filterFile("settings-template.xml", "settings.xml");
+        verifier.addCliArgument("--settings");
+        verifier.addCliArgument("settings.xml");
+        verifier.addCliArgument("compile");
+        verifier.execute();
+        verifier.verifyErrorFreeLog();
+    }
+}
diff --git 
a/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/pom.xml 
b/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/pom.xml
new file mode 100644
index 0000000000..abac948631
--- /dev/null
+++ 
b/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/pom.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0";
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.maven.its.gh12305</groupId>
+  <artifactId>test</artifactId>
+  <version>0.1</version>
+  <packaging>jar</packaging>
+
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>org.apache.maven.its.gh12305</groupId>
+        <artifactId>bom</artifactId>
+        <version>0.1</version>
+        <type>pom</type>
+        <scope>import</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+</project>
diff --git 
a/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/repo/org/apache/maven/its/gh12305/bom/0.1/bom-0.1.pom
 
b/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/repo/org/apache/maven/its/gh12305/bom/0.1/bom-0.1.pom
new file mode 100644
index 0000000000..d9e3bfd299
--- /dev/null
+++ 
b/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/repo/org/apache/maven/its/gh12305/bom/0.1/bom-0.1.pom
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0";
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.maven.its.gh12305</groupId>
+  <artifactId>bom</artifactId>
+  <version>0.1</version>
+  <packaging>pom</packaging>
+
+  <dependencyManagement>
+    <dependencies>
+      <!--
+        This managed dependency uses a property that is NOT defined anywhere
+        in the BOM or its parent chain. In Maven 3, this was silently ignored
+        for unused managed deps. In Maven 4, MavenValidator rejects it during
+        collectDependencies(), even when the dependency is never actually used.
+      -->
+      <dependency>
+        <groupId>org.example</groupId>
+        <artifactId>lib-with-undefined-version</artifactId>
+        <version>${undefined.version}</version>
+        <scope>provided</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+</project>
diff --git 
a/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/settings-template.xml
 
b/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/settings-template.xml
new file mode 100644
index 0000000000..c985d1a689
--- /dev/null
+++ 
b/its/core-it-suite/src/test/resources/gh-12305-invalid-collect-request/settings-template.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+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.
+-->
+
+<settings>
+  <profiles>
+    <profile>
+      <id>maven-core-it-repo</id>
+      <repositories>
+        <repository>
+          <id>maven-core-it</id>
+          <url>@baseurl@/repo</url>
+          <releases>
+            <checksumPolicy>ignore</checksumPolicy>
+          </releases>
+          <snapshots>
+            <enabled>false</enabled>
+          </snapshots>
+        </repository>
+      </repositories>
+    </profile>
+  </profiles>
+  <activeProfiles>
+    <activeProfile>maven-core-it-repo</activeProfile>
+  </activeProfiles>
+</settings>

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