Add integration test for --fail-fast

core-it-suite/src/test/java/org/apache/maven/it/IntegrationTestSuite.java

@@ -106,6 +106,7 @@ public static Test suite()
         // -------------------------------------------------------------------------------------------------------------
         // suite.addTestSuite( MavenIT0108SnapshotUpdateTest.class ); -- MNG-3137
 
+        suite.addTestSuite( MavenITmng6720FailFastTest.class );
         suite.addTestSuite( MavenITmng6506PackageAnnotationTest.class );
         suite.addTestSuite( MavenITmng6256SpecialCharsAlternatePOMLocation.class );
         suite.addTestSuite( MavenITmng6386BaseUriPropertyTest.class );

core-it-suite/src/test/java/org/apache/maven/it/MavenITmng6720FailFastTest.java

@@ -0,0 +1,74 @@
+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.util.ResourceExtractor;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * An integration test to check that concurrently running projects are finished
+ * in --fail-fast mode, while downstream projects are skipped.
+ *
+ * <a href="https://issues.apache.org/jira/browse/MNG-6720">MNG-6720</a>.
+ *
+ */
+public class MavenITmng6720FailFastTest
+    extends AbstractMavenIntegrationTestCase
+{
+
+    public MavenITmng6720FailFastTest()
+    {
+        super( "[3.6.0-SNAPSHOT,)" );
+    }
+
+    public void testItShouldWaitForConcurrentModulesToFinish()
+        throws Exception
+    {
+        File testDir = ResourceExtractor.simpleExtractResources( getClass(), "/mng-6720-fail-fast" );
+
+        Verifier verifier = newVerifier( testDir.getAbsolutePath(), false );
+        verifier.setMavenDebug( false );
+        verifier.setAutoclean( false );
+        verifier.addCliOption( "-T" );
+        verifier.addCliOption( "2" );
+        verifier.addCliOption( "-Dmaven.test.redirectTestOutputToFile=true" );
+
+        try
+        {
+            verifier.executeGoals( Arrays.asList( "clean", "test" ) );
+        } catch (VerificationException e)
+        {
+            //expected
+        }
+        verifier.resetStreams();
+
+        List<String> module1Lines = verifier.loadFile(new File(testDir, "module-1/target/surefire-reports/Module1Test-output.txt"), false);
+        assertTrue(module1Lines.contains("Module1"));
+        List<String> module2Lines = verifier.loadFile(new File(testDir, "module-2/target/surefire-reports/Module2Test-output.txt"), false);
+        assertTrue(module2Lines.contains("Module2"));
+        List<String> module3Lines = verifier.loadFile(new File(testDir, "module-3/target/surefire-reports/Module3Test-output.txt"), false);
+        assertTrue(module3Lines.isEmpty());
+
+
+    }
+}

core-it-suite/src/test/resources/mng-6720-fail-fast/module-1/pom.xml

@@ -0,0 +1,39 @@
+<?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 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>mng-6720-fail-fast</groupId>
+  <artifactId>module-1</artifactId>
+  <version>1.0</version>
+
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.12</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+
+</project>

core-it-suite/src/test/resources/mng-6720-fail-fast/module-1/src/test/java/Module1Test.java

@@ -0,0 +1,10 @@
+import org.junit.Test;
+
+public class Module1Test {
+    @Test
+    public void test() throws Exception {
+        Thread.sleep(1000);
+        System.out.println("Module1");
+        throw new RuntimeException();
+    }
+}

core-it-suite/src/test/resources/mng-6720-fail-fast/module-2/pom.xml

@@ -0,0 +1,38 @@
+<?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 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>mng-6720-fail-fast</groupId>
+  <artifactId>module-2</artifactId>
+  <version>1.0</version>
+
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.12</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+</project>

core-it-suite/src/test/resources/mng-6720-fail-fast/module-2/src/test/java/Module2Test.java

@@ -0,0 +1,9 @@
+import org.junit.Test;
+
+public class Module2Test {
+    @Test
+    public void test() throws Exception {
+        Thread.sleep(2000);
+        System.out.println("Module2");
+    }
+}

core-it-suite/src/test/resources/mng-6720-fail-fast/module-3/pom.xml

@@ -0,0 +1,44 @@
+<?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 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>mng-6720-fail-fast</groupId>
+  <artifactId>module-3</artifactId>
+  <version>1.0</version>
+
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.12</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>mng-6720-fail-fast</groupId>
+      <artifactId>module2</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+  </dependencies>
+
+</project>

core-it-suite/src/test/resources/mng-6720-fail-fast/module-3/src/test/java/Module3Test.java

@@ -0,0 +1,8 @@
+import org.junit.Test;
+
+public class Module3Test {
+    @Test
+    public void test() {
+        System.out.println("Module3");
+    }
+}

core-it-suite/src/test/resources/mng-6720-fail-fast/pom.xml

@@ -0,0 +1,37 @@
+<?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 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>mng-6720-fail-fast</groupId>
+  <artifactId>parent</artifactId>
+  <version>1.0</version>
+
+  <packaging>pom</packaging>
+
+  <modules>
+    <module>module-1</module>
+    <module>module-2</module>
+    <module>module-3</module>
+  </modules>
+</project>