You can test SNAPSHOT versions of the mojos tomcat6 and tomcat7 with the following configuration.
<repositories> <repository> <id>apache.snapshots</id> <url>https://repository.apache.org/content/repositories/snapshots</url> <releases> <enabled>false</enabled> </releases> <snapshots> <enabled>true</enabled> </snapshots> </repository> </repositories> <pluginRepositories> <pluginRepository> <id>apache.snapshots</id> <name>Apache Snapshots</name> <url>https://repository.apache.org/content/repositories/snapshots</url> <releases> <enabled>false</enabled> </releases> <snapshots> <enabled>true</enabled> </snapshots> </pluginRepository> </pluginRepositories>
<pluginManagement> <plugins> ... <plugin> <groupId>org.apache.tomcat.maven</groupId> <artifactId>tomcat6-maven-plugin</artifactId> <version>2.3-SNAPSHOT</version> <configuration> <path>/</path> </configuration> </plugin> <plugin> <groupId>org.apache.tomcat.maven</groupId> <artifactId>tomcat7-maven-plugin</artifactId> <version>2.3-SNAPSHOT</version> <configuration> <path>/</path> </configuration> </plugin> ... </plugins> </pluginManagement>