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Posted to commits@maven.apache.org by if...@apache.org on 2015/02/20 20:07:34 UTC

maven-integration-testing git commit: MNG-5771 basic IT to validate core extensions loading

Repository: maven-integration-testing
Updated Branches:
  refs/heads/master 4cdbfa2e0 -> 9667faeaa


MNG-5771 basic IT to validate core extensions loading

Signed-off-by: Igor Fedorenko <ig...@ifedorenko.com>


Project: http://git-wip-us.apache.org/repos/asf/maven-integration-testing/repo
Commit: http://git-wip-us.apache.org/repos/asf/maven-integration-testing/commit/9667faea
Tree: http://git-wip-us.apache.org/repos/asf/maven-integration-testing/tree/9667faea
Diff: http://git-wip-us.apache.org/repos/asf/maven-integration-testing/diff/9667faea

Branch: refs/heads/master
Commit: 9667faeaaeee2bd1e29717a065cd5fea11ecfac7
Parents: 4cdbfa2
Author: Igor Fedorenko <ig...@ifedorenko.com>
Authored: Wed Aug 24 17:26:37 2011 -0400
Committer: Igor Fedorenko <if...@apache.org>
Committed: Fri Feb 20 10:33:32 2015 -0500

----------------------------------------------------------------------
 .../apache/maven/it/IntegrationTestSuite.java   |   1 +
 .../it/MavenITmng5771CoreExtensionsTest.java    |  51 ++++++++++++++
 .../client-no-descriptor/.mvn/extensions.xml    |  29 ++++++++
 .../client-no-descriptor/pom.xml                |  54 +++++++++++++++
 .../client/.mvn/extensions.xml                  |  28 ++++++++
 .../mng-5771-core-extensions/client/pom.xml     |  55 ++++++++++++++++
 .../.gitignore                                  |   1 +
 .../pom.xml                                     |  65 ++++++++++++++++++
 .../TestClassRealmManagerDelegate.java          |  15 +++++
 .../TestCoreExtensionComponent.java             |   9 +++
 .../maven-it-core-extensions/.gitignore         |   1 +
 .../repo-src/maven-it-core-extensions/pom.xml   |  65 ++++++++++++++++++
 .../TestClassRealmManagerDelegate.java          |  15 +++++
 .../TestCoreExtensionComponent.java             |   9 +++
 .../main/resources/META-INF/maven/extension.xml |  29 ++++++++
 .../.gitignore                                  |   1 +
 .../pom.xml                                     |  66 +++++++++++++++++++
 .../plugin/ValidateClasspathMojo.java           |  26 ++++++++
 .../plugin/ValidateComponentMojo.java           |  28 ++++++++
 ...ven-it-core-extensions-no-descriptor-0.1.jar | Bin 0 -> 4674 bytes
 ...ven-it-core-extensions-no-descriptor-0.1.pom |  65 ++++++++++++++++++
 .../0.1/maven-it-core-extensions-0.1.jar        | Bin 0 -> 5276 bytes
 .../0.1/maven-it-core-extensions-0.1.pom        |  65 ++++++++++++++++++
 ...ven-it-plugin-core-extensions-client-0.1.jar | Bin 0 -> 6394 bytes
 ...ven-it-plugin-core-extensions-client-0.1.pom |  66 +++++++++++++++++++
 .../settings-template.xml                       |  43 ++++++++++++
 26 files changed, 787 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java b/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java
index 8685af0..daec9a0 100644
--- a/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java
+++ b/core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java
@@ -106,6 +106,7 @@ public class IntegrationTestSuite
         // -------------------------------------------------------------------------------------------------------------
         // suite.addTestSuite( MavenIT0108SnapshotUpdateTest.class ); -- MNG-3137
 
+        suite.addTestSuite( MavenITmng5771CoreExtensionsTest.class );
         suite.addTestSuite( MavenITmng5768CliExecutionIdTest.class );
         suite.addTestSuite( MavenITmng5742BuildExtensionClassloaderTest.class );
         suite.addTestSuite( MavenITmng5578SessionScopeTest.class );

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5771CoreExtensionsTest.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5771CoreExtensionsTest.java b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5771CoreExtensionsTest.java
new file mode 100644
index 0000000..29f0119
--- /dev/null
+++ b/core-it-suite/src/test/java/org/apache/maven/it/MavenITmng5771CoreExtensionsTest.java
@@ -0,0 +1,51 @@
+package org.apache.maven.it;
+
+import java.io.File;
+
+import org.apache.maven.it.util.ResourceExtractor;
+
+public class MavenITmng5771CoreExtensionsTest
+    extends AbstractMavenIntegrationTestCase
+{
+    public MavenITmng5771CoreExtensionsTest()
+    {
+        super( "(3.2.5,)" );
+    }
+
+    public void testCoreExtension()
+        throws Exception
+    {
+        File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-5771-core-extensions" );
+
+        Verifier verifier = newVerifier( testDir.getAbsolutePath() );
+        verifier.filterFile( "settings-template.xml", "settings.xml", "UTF-8", verifier.newDefaultFilterProperties() );
+
+        verifier = newVerifier( new File( testDir, "client" ).getAbsolutePath() );
+        verifier.deleteDirectory( "target" );
+        verifier.deleteArtifacts( "org.apache.maven.its.it-core-extensions" );
+        verifier.getCliOptions().add( "-s" );
+        verifier.getCliOptions().add( new File( testDir, "settings.xml" ).getAbsolutePath() );
+        verifier.executeGoal( "validate" );
+        verifier.verifyErrorFreeLog();
+        verifier.resetStreams();
+    }
+
+    public void testCoreExtensionNoDescriptor()
+        throws Exception
+    {
+        File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-5771-core-extensions" );
+
+        Verifier verifier = newVerifier( testDir.getAbsolutePath() );
+        verifier.filterFile( "settings-template.xml", "settings.xml", "UTF-8", verifier.newDefaultFilterProperties() );
+
+        verifier = newVerifier( new File( testDir, "client-no-descriptor" ).getAbsolutePath() );
+        verifier.deleteDirectory( "target" );
+        verifier.deleteArtifacts( "org.apache.maven.its.it-core-extensions" );
+        verifier.getCliOptions().add( "-s" );
+        verifier.getCliOptions().add( new File( testDir, "settings.xml" ).getAbsolutePath() );
+        verifier.executeGoal( "validate" );
+        verifier.verifyErrorFreeLog();
+        verifier.resetStreams();
+    }
+
+}

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/.mvn/extensions.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/.mvn/extensions.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/.mvn/extensions.xml
new file mode 100644
index 0000000..65cf0de
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/.mvn/extensions.xml
@@ -0,0 +1,29 @@
+<?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.
+-->
+
+
+<extensions>
+  <extension>
+    <groupId>org.apache.maven.its.it-core-extensions</groupId>
+    <artifactId>maven-it-core-extensions-no-descriptor</artifactId>
+    <version>0.1</version>
+  </extension>
+</extensions>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/pom.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/pom.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/pom.xml
new file mode 100644
index 0000000..e85d957
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/client-no-descriptor/pom.xml
@@ -0,0 +1,54 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>test</artifactId>
+  <version>0.1</version>
+  <packaging>jar</packaging>
+
+  <name>Maven Integration Test :: it-core-extensions</name>
+  <description>
+    Verify that Maven loads core extensions and components contributed by the extensions are available to regular
+    plugins.
+  </description>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.its.it-core-extensions</groupId>
+        <artifactId>maven-it-plugin-core-extensions-client</artifactId>
+        <version>0.1</version>
+        <executions>
+          <execution>
+            <id>validate-extensions</id>
+            <phase>validate</phase>
+            <goals>
+              <goal>validate-component</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/client/.mvn/extensions.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/client/.mvn/extensions.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/client/.mvn/extensions.xml
new file mode 100644
index 0000000..9fa3de9
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/client/.mvn/extensions.xml
@@ -0,0 +1,28 @@
+<?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.
+-->
+
+<extensions>
+  <extension>
+    <groupId>org.apache.maven.its.it-core-extensions</groupId>
+    <artifactId>maven-it-core-extensions</artifactId>
+    <version>0.1</version>
+  </extension>
+</extensions>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/client/pom.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/client/pom.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/client/pom.xml
new file mode 100644
index 0000000..b4048e9
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/client/pom.xml
@@ -0,0 +1,55 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>test</artifactId>
+  <version>0.1</version>
+  <packaging>jar</packaging>
+
+  <name>Maven Integration Test :: it-core-extensions</name>
+  <description>
+    Verify that Maven loads core extensions and components contributed by the extensions are available to regular
+    plugins. 
+  </description>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.its.it-core-extensions</groupId>
+        <artifactId>maven-it-plugin-core-extensions-client</artifactId>
+        <version>0.1</version>
+        <executions>
+          <execution>
+            <id>validate-extensions</id>
+            <phase>validate</phase>
+            <goals>
+              <goal>validate-component</goal>
+              <goal>validate-classpath</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/.gitignore
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/.gitignore b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/.gitignore
new file mode 100644
index 0000000..b83d222
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/.gitignore
@@ -0,0 +1 @@
+/target/

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/pom.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/pom.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/pom.xml
new file mode 100644
index 0000000..5183fdf
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/pom.xml
@@ -0,0 +1,65 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>maven-it-core-extensions-no-descriptor</artifactId>
+  <version>0.1</version>
+  <packaging>jar</packaging>
+
+  <name>Maven Integration Test :: maven-it-core-extensions</name>
+  <description>
+    Maven core extensions components
+  </description>
+  
+  <!-- 
+    mvn clean deploy -DaltDeploymentRepository=default::default::file://
+   -->
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-core</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.plexus</groupId>
+        <artifactId>plexus-component-metadata</artifactId>
+        <version>1.5.5</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>generate-metadata</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java
new file mode 100644
index 0000000..3b07479
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java
@@ -0,0 +1,15 @@
+package org.apache.maven.its.core_extensions;
+
+import org.apache.maven.classrealm.ClassRealmManagerDelegate;
+import org.apache.maven.classrealm.ClassRealmRequest;
+import org.codehaus.plexus.classworlds.realm.ClassRealm;
+import org.codehaus.plexus.component.annotations.Component;
+
+@Component( role = ClassRealmManagerDelegate.class, hint = "TestClassRealmManagerDelegate" )
+public class TestClassRealmManagerDelegate
+    implements ClassRealmManagerDelegate
+{
+    public void setupRealm( ClassRealm classRealm, ClassRealmRequest request )
+    {
+    }
+}

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java
new file mode 100644
index 0000000..cef2b21
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions-no-descriptor/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java
@@ -0,0 +1,9 @@
+package org.apache.maven.its.core_extensions;
+
+import org.codehaus.plexus.component.annotations.Component;
+
+@Component( role = TestCoreExtensionComponent.class )
+public class TestCoreExtensionComponent
+{
+
+}

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/.gitignore
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/.gitignore b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/.gitignore
new file mode 100644
index 0000000..b83d222
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/.gitignore
@@ -0,0 +1 @@
+/target/

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/pom.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/pom.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/pom.xml
new file mode 100644
index 0000000..6fba809
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/pom.xml
@@ -0,0 +1,65 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>maven-it-core-extensions</artifactId>
+  <version>0.1</version>
+  <packaging>jar</packaging>
+
+  <name>Maven Integration Test :: maven-it-core-extensions</name>
+  <description>
+    Maven core extensions components
+  </description>
+  
+  <!-- 
+    mvn clean deploy -DaltDeploymentRepository=default::default::file://
+   -->
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-core</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.plexus</groupId>
+        <artifactId>plexus-component-metadata</artifactId>
+        <version>1.5.5</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>generate-metadata</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java
new file mode 100644
index 0000000..3b07479
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestClassRealmManagerDelegate.java
@@ -0,0 +1,15 @@
+package org.apache.maven.its.core_extensions;
+
+import org.apache.maven.classrealm.ClassRealmManagerDelegate;
+import org.apache.maven.classrealm.ClassRealmRequest;
+import org.codehaus.plexus.classworlds.realm.ClassRealm;
+import org.codehaus.plexus.component.annotations.Component;
+
+@Component( role = ClassRealmManagerDelegate.class, hint = "TestClassRealmManagerDelegate" )
+public class TestClassRealmManagerDelegate
+    implements ClassRealmManagerDelegate
+{
+    public void setupRealm( ClassRealm classRealm, ClassRealmRequest request )
+    {
+    }
+}

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java
new file mode 100644
index 0000000..cef2b21
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/java/org/apache/maven/its/core_extensions/TestCoreExtensionComponent.java
@@ -0,0 +1,9 @@
+package org.apache.maven.its.core_extensions;
+
+import org.codehaus.plexus.component.annotations.Component;
+
+@Component( role = TestCoreExtensionComponent.class )
+public class TestCoreExtensionComponent
+{
+
+}

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/resources/META-INF/maven/extension.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/resources/META-INF/maven/extension.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/resources/META-INF/maven/extension.xml
new file mode 100644
index 0000000..ffe6b2b
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-core-extensions/src/main/resources/META-INF/maven/extension.xml
@@ -0,0 +1,29 @@
+<?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.
+-->
+
+<extension>
+  <exportedPackages>
+    <exportedPackage>org.apache.maven.its.core_extensions</exportedPackage>
+  </exportedPackages>
+  <exportedArtifacts>
+    <exportedArtifact>org.apache.maven.its.it-core-extensions:maven-it-core-extensions</exportedArtifact>
+  </exportedArtifacts>
+</extension>
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/.gitignore
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/.gitignore b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/.gitignore
new file mode 100644
index 0000000..b83d222
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/.gitignore
@@ -0,0 +1 @@
+/target/

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/pom.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/pom.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/pom.xml
new file mode 100644
index 0000000..dcedb51
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/pom.xml
@@ -0,0 +1,66 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>maven-it-plugin-core-extensions-client</artifactId>
+  <version>0.1</version>
+  <packaging>maven-plugin</packaging>
+
+  <name>Maven Integration Test :: maven-it-plugin-core-extensions-client</name>
+  <description>
+    Maven plugin that fails if expected components were not contributed by the core extension
+  </description>
+
+  <!-- 
+    mvn clean deploy -DaltDeploymentRepository=default::default::file://
+   -->
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-core</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-plugin-api</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.maven.plugin-tools</groupId>
+      <artifactId>maven-plugin-annotations</artifactId>
+      <version>3.3</version>
+      <scope>provided</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>org.apache.maven.its.it-core-extensions</groupId>
+      <artifactId>maven-it-core-extensions</artifactId>
+      <version>0.1</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateClasspathMojo.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateClasspathMojo.java b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateClasspathMojo.java
new file mode 100644
index 0000000..0eee806
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateClasspathMojo.java
@@ -0,0 +1,26 @@
+package org.apache.maven.its.it_core_extensions.plugin;
+
+import org.apache.maven.its.core_extensions.TestCoreExtensionComponent;
+import org.apache.maven.plugin.AbstractMojo;
+import org.apache.maven.plugin.MojoExecutionException;
+import org.apache.maven.plugin.MojoFailureException;
+import org.apache.maven.plugins.annotations.Component;
+import org.apache.maven.plugins.annotations.Mojo;
+
+@Mojo( name = "validate-classpath" )
+public class ValidateClasspathMojo
+    extends AbstractMojo
+{
+    @Component
+    private TestCoreExtensionComponent component;
+
+    public void execute()
+        throws MojoExecutionException, MojoFailureException
+    {
+        if ( this.component == null )
+        {
+            throw new MojoExecutionException( "Expected core extension component is not available" );
+        }
+    }
+
+}

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateComponentMojo.java
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateComponentMojo.java b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateComponentMojo.java
new file mode 100644
index 0000000..22aa084
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo-src/maven-it-plugin-core-extensions-client/src/main/java/org/apache/maven/its/it_core_extensions/plugin/ValidateComponentMojo.java
@@ -0,0 +1,28 @@
+package org.apache.maven.its.it_core_extensions.plugin;
+
+import java.util.Map;
+
+import org.apache.maven.classrealm.ClassRealmManagerDelegate;
+import org.apache.maven.plugin.AbstractMojo;
+import org.apache.maven.plugin.MojoExecutionException;
+import org.apache.maven.plugin.MojoFailureException;
+import org.apache.maven.plugins.annotations.Component;
+import org.apache.maven.plugins.annotations.Mojo;
+
+@Mojo( name = "validate-component" )
+public class ValidateComponentMojo
+    extends AbstractMojo
+{
+    @Component
+    private Map<String, ClassRealmManagerDelegate> delegates;
+
+    public void execute()
+        throws MojoExecutionException, MojoFailureException
+    {
+        ClassRealmManagerDelegate delegate = delegates.get( "TestClassRealmManagerDelegate" );
+        if ( delegate == null )
+        {
+            throw new MojoExecutionException( "Expected core extension component is not available" );
+        }
+    }
+}

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.jar
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.jar b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.jar
new file mode 100644
index 0000000..1e10665
Binary files /dev/null and b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.jar differ

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.pom
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.pom b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.pom
new file mode 100644
index 0000000..5183fdf
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions-no-descriptor/0.1/maven-it-core-extensions-no-descriptor-0.1.pom
@@ -0,0 +1,65 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>maven-it-core-extensions-no-descriptor</artifactId>
+  <version>0.1</version>
+  <packaging>jar</packaging>
+
+  <name>Maven Integration Test :: maven-it-core-extensions</name>
+  <description>
+    Maven core extensions components
+  </description>
+  
+  <!-- 
+    mvn clean deploy -DaltDeploymentRepository=default::default::file://
+   -->
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-core</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.plexus</groupId>
+        <artifactId>plexus-component-metadata</artifactId>
+        <version>1.5.5</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>generate-metadata</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.jar
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.jar b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.jar
new file mode 100644
index 0000000..58d2d73
Binary files /dev/null and b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.jar differ

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.pom
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.pom b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.pom
new file mode 100644
index 0000000..6fba809
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-core-extensions/0.1/maven-it-core-extensions-0.1.pom
@@ -0,0 +1,65 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>maven-it-core-extensions</artifactId>
+  <version>0.1</version>
+  <packaging>jar</packaging>
+
+  <name>Maven Integration Test :: maven-it-core-extensions</name>
+  <description>
+    Maven core extensions components
+  </description>
+  
+  <!-- 
+    mvn clean deploy -DaltDeploymentRepository=default::default::file://
+   -->
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-core</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.plexus</groupId>
+        <artifactId>plexus-component-metadata</artifactId>
+        <version>1.5.5</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>generate-metadata</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.jar
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.jar b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.jar
new file mode 100644
index 0000000..f36594f
Binary files /dev/null and b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.jar differ

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.pom
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.pom b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.pom
new file mode 100644
index 0000000..dcedb51
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/repo/org/apache/maven/its/it-core-extensions/maven-it-plugin-core-extensions-client/0.1/maven-it-plugin-core-extensions-client-0.1.pom
@@ -0,0 +1,66 @@
+<?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.
+-->
+
+<project>
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.apache.maven.its.it-core-extensions</groupId>
+  <artifactId>maven-it-plugin-core-extensions-client</artifactId>
+  <version>0.1</version>
+  <packaging>maven-plugin</packaging>
+
+  <name>Maven Integration Test :: maven-it-plugin-core-extensions-client</name>
+  <description>
+    Maven plugin that fails if expected components were not contributed by the core extension
+  </description>
+
+  <!-- 
+    mvn clean deploy -DaltDeploymentRepository=default::default::file://
+   -->
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-core</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-plugin-api</artifactId>
+      <version>3.0.3</version>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.maven.plugin-tools</groupId>
+      <artifactId>maven-plugin-annotations</artifactId>
+      <version>3.3</version>
+      <scope>provided</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>org.apache.maven.its.it-core-extensions</groupId>
+      <artifactId>maven-it-core-extensions</artifactId>
+      <version>0.1</version>
+      <scope>provided</scope>
+    </dependency>
+  </dependencies>
+</project>

http://git-wip-us.apache.org/repos/asf/maven-integration-testing/blob/9667faea/core-it-suite/src/test/resources/mng-5771-core-extensions/settings-template.xml
----------------------------------------------------------------------
diff --git a/core-it-suite/src/test/resources/mng-5771-core-extensions/settings-template.xml b/core-it-suite/src/test/resources/mng-5771-core-extensions/settings-template.xml
new file mode 100644
index 0000000..8649e57
--- /dev/null
+++ b/core-it-suite/src/test/resources/mng-5771-core-extensions/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>
+      <pluginRepositories>
+        <pluginRepository>
+          <id>maven-core-it</id>
+          <url>@baseurl@/repo</url>
+          <releases>
+            <checksumPolicy>ignore</checksumPolicy>
+          </releases>
+          <snapshots>
+            <enabled>false</enabled>
+          </snapshots>
+        </pluginRepository>
+      </pluginRepositories>
+    </profile>
+  </profiles>
+  <activeProfiles>
+    <activeProfile>maven-core-it-repo</activeProfile>
+  </activeProfiles>
+</settings>