[MNG-6308] added unit test for "Building" message

maven-embedder/pom.xml

@@ -138,6 +138,10 @@ under the License.
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-lang3</artifactId>
     </dependency>
+    <dependency>
+      <groupId>org.mockito</groupId>
+      <artifactId>mockito-core</artifactId>
+    </dependency>
     <dependency>
       <groupId>org.fusesource.jansi</groupId>
       <artifactId>jansi</artifactId>

maven-embedder/src/test/java/org/apache/maven/cli/event/ExecutionEventLoggerTest.java

@@ -0,0 +1,78 @@
+package org.apache.maven.cli.event;
+
+/*
+ * 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 static org.mockito.Mockito.inOrder;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import org.apache.maven.execution.ExecutionEvent;
+import org.apache.maven.project.MavenProject;
+import org.apache.maven.shared.utils.logging.MessageUtils;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.mockito.InOrder;
+import org.slf4j.Logger;
+
+public class ExecutionEventLoggerTest
+{
+    private ExecutionEventLogger executionEventLogger;
+
+    @BeforeClass
+    public static void setUp() 
+    {
+        MessageUtils.setColorEnabled( false );
+    }
+
+    @AfterClass
+    public static void tearDown()
+    {
+        MessageUtils.setColorEnabled( true );
+    }
+
+    @Test
+    public void testProjectStarted()
+    {
+        // prepare
+        Logger logger = mock( Logger.class );
+        when( logger.isInfoEnabled() ).thenReturn( true );
+        executionEventLogger = new ExecutionEventLogger( logger );
+
+        ExecutionEvent event = mock( ExecutionEvent.class );
+        MavenProject project = mock( MavenProject.class );
+        when( project.getGroupId() ).thenReturn( "org.apache.maven" );
+        when( project.getArtifactId() ).thenReturn( "maven-embedder" );
+        when( project.getPackaging() ).thenReturn( "jar" );
+        when( project.getName() ).thenReturn( "Apache Maven Embedder" );
+        when( project.getVersion() ).thenReturn( "3.5.4-SNAPSHOT" );
+        when( event.getProject() ).thenReturn( project );
+
+        // execute
+        executionEventLogger.projectStarted( event );
+
+        // verify
+        InOrder inOrder = inOrder( logger );
+        inOrder.verify( logger ).info( "" );
+        inOrder.verify( logger ).info( "------------------------------------------------------------------------" );
+        inOrder.verify( logger ).info( "Building Apache Maven Embedder 3.5.4-SNAPSHOT" );
+        inOrder.verify( logger ).info( "------------------------------------------------------------------------" );
+    }
+}