====== Maven Surefire Plugin ======
  * http://maven.apache.org/plugins/maven-surefire-plugin/

===== 테스트 건너 뛰기 =====
  * http://maven.apache.org/plugins/maven-surefire-plugin/examples/skipping-test.html
  * ''-DskipTests'' : 테스트 건너 뛰기
  * ''-Dmaven.test.skip=true'' : 테스트코드의 컴파일도 안함.
  * pom.xml에 명시하기.<code xml>
  <properties>
    <skipTests>true</skipTests>
  </properties>
  [...]
  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-surefire-plugin</artifactId>
        <version>2.11</version>
        <configuration>
          <skipTests>${skipTests}</skipTests>
        </configuration>
      </plugin>
    </plugins>
  </build>
</code>