diff --git a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5102MixinsTest.java b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5102MixinsTest.java
new file mode 100644
index 000000000..da00f2574
--- /dev/null
+++ b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5102MixinsTest.java
@@ -0,0 +1,81 @@
+/*
+ * 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.apache.maven.shared.verifier.Verifier;
+import org.apache.maven.shared.verifier.util.ResourceExtractor;
+import org.junit.jupiter.api.Test;
+
+/**
+ * This is a test set for MNG-5135.
+ *
+ * @author Benjamin Bentmann
+ */
+public class MavenITmng5102MixinsTest extends AbstractMavenIntegrationTestCase {
+
+ public MavenITmng5102MixinsTest() {
+ super("(4.0.0-alpha-7,)");
+ }
+
+ /**
+ * Verify that mixins can be loaded from the file system.
+ *
+ * @throws Exception in case of failure
+ */
+ @Test
+ public void testWithPath() throws Exception {
+ File testDir = ResourceExtractor.simpleExtractResources(getClass(), "/mng-5102-mixins/path");
+
+ Verifier verifier = newVerifier(testDir.getAbsolutePath());
+ verifier.setAutoclean(false);
+ verifier.deleteDirectory("target");
+ verifier.deleteArtifacts("org.apache.maven.its.mng5102");
+ verifier.addCliArgument("install");
+ verifier.execute();
+ verifier.verifyErrorFreeLog();
+ }
+
+ /**
+ * Verify that mixins can be loaded from the repositories.
+ *
+ * @throws Exception in case of failure
+ */
+ @Test
+ public void testWithGav() throws Exception {
+ File testDir = ResourceExtractor.simpleExtractResources(getClass(), "/mng-5102-mixins/gav");
+
+ Verifier verifier = newVerifier(new File(testDir, "mixin-2").getAbsolutePath());
+
+ verifier.setAutoclean(false);
+ verifier.deleteDirectory("target");
+ verifier.deleteArtifacts("org.apache.maven.its.mng5102");
+ verifier.addCliArgument("install");
+ verifier.execute();
+ verifier.verifyErrorFreeLog();
+
+ verifier = newVerifier(new File(testDir, "project").getAbsolutePath());
+ verifier.setAutoclean(false);
+ verifier.deleteDirectory("target");
+ verifier.addCliArgument("install");
+ verifier.execute();
+ verifier.verifyErrorFreeLog();
+ }
+}
diff --git a/core-it-suite/src/test/java/org/apache/maven/it/TestSuiteOrdering.java b/core-it-suite/src/test/java/org/apache/maven/it/TestSuiteOrdering.java
index c31262692..c4facd6d4 100644
--- a/core-it-suite/src/test/java/org/apache/maven/it/TestSuiteOrdering.java
+++ b/core-it-suite/src/test/java/org/apache/maven/it/TestSuiteOrdering.java
@@ -120,6 +120,7 @@ public TestSuiteOrdering() {
* the tests are to finishing. Newer tests are also more likely to fail, so this is
* a fail fast technique as well.
*/
+ suite.addTestSuite(MavenITmng5102MixinsTest.class);
suite.addTestSuite(MavenITmng7836AlternativePomSyntaxTest.class);
suite.addTestSuite(MavenITmng5659ProjectSettingsTest.class);
suite.addTestSuite(MavenITmng7228LeakyModelTest.class);
diff --git a/core-it-suite/src/test/resources/mng-5102-mixins/gav/mixin-2/pom.xml b/core-it-suite/src/test/resources/mng-5102-mixins/gav/mixin-2/pom.xml
new file mode 100644
index 000000000..9385cc732
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5102-mixins/gav/mixin-2/pom.xml
@@ -0,0 +1,32 @@
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5102
+ mixin-2
+ 0.1
+ pom
+
+
+ true
+
+
+
diff --git a/core-it-suite/src/test/resources/mng-5102-mixins/gav/project/pom.xml b/core-it-suite/src/test/resources/mng-5102-mixins/gav/project/pom.xml
new file mode 100644
index 000000000..621b37a66
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5102-mixins/gav/project/pom.xml
@@ -0,0 +1,39 @@
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5102
+ gav
+ 0.1
+ pom
+
+ Maven Integration Test :: MNG-5102
+ Mixins tests.
+
+
+
+ org.apache.maven.its.mng5102
+ mixin-2
+ 0.1
+
+
+
+
diff --git a/core-it-suite/src/test/resources/mng-5102-mixins/path/child/pom.xml b/core-it-suite/src/test/resources/mng-5102-mixins/path/child/pom.xml
new file mode 100644
index 000000000..3d5c21c52
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5102-mixins/path/child/pom.xml
@@ -0,0 +1,41 @@
+
+
+
+ 4.0.0
+
+
+ org.apache.maven.its.mng5102
+ path
+ 0.1
+
+
+ child
+ jar
+
+ Maven Integration Test :: MNG-5102 :: Child
+ Mixins tests.
+
+
+
+ ../mixins/mixin-3.xml
+
+
+
+
diff --git a/core-it-suite/src/test/resources/mng-5102-mixins/path/mixins/mixin-1.xml b/core-it-suite/src/test/resources/mng-5102-mixins/path/mixins/mixin-1.xml
new file mode 100644
index 000000000..fc327b142
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5102-mixins/path/mixins/mixin-1.xml
@@ -0,0 +1,31 @@
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5102
+ mixin-1
+ 0.1
+ pom
+
+
+ true
+
+
diff --git a/core-it-suite/src/test/resources/mng-5102-mixins/path/mixins/mixin-3.xml b/core-it-suite/src/test/resources/mng-5102-mixins/path/mixins/mixin-3.xml
new file mode 100644
index 000000000..b9f7424ee
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5102-mixins/path/mixins/mixin-3.xml
@@ -0,0 +1,31 @@
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5102
+ mixin-3
+ 0.1
+ pom
+
+
+ true
+
+
diff --git a/core-it-suite/src/test/resources/mng-5102-mixins/path/pom.xml b/core-it-suite/src/test/resources/mng-5102-mixins/path/pom.xml
new file mode 100644
index 000000000..aa1ebc5fb
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5102-mixins/path/pom.xml
@@ -0,0 +1,41 @@
+
+
+
+ 4.0.0
+
+ org.apache.maven.its.mng5102
+ path
+ 0.1
+ pom
+
+ Maven Integration Test :: MNG-5102
+ Mixins tests.
+
+
+ child
+
+
+
+
+ mixins/mixin-1.xml
+
+
+
+