mvn test 执行testng测试用例

maven项目，把testng用例防止test目录下，配置pom.xml 文件如下，执行mvn test 能自动执行testng里面的用例

<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>com.test</groupId>
  <artifactId>mvntestng</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>jar</packaging>

  <name>mvntestng</name>
  <url>http://maven.apache.org</url>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  </properties>

  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>3.8.1</version>
      <scope>test</scope>
    </dependency>
            <dependency>
            <groupId>org.testng</groupId>
            <artifactId>testng</artifactId>
            <version>6.9.13.6</version>
        </dependency>
  </dependencies>
  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-surefire-plugin</artifactId>
        <version>2.19.1</version>
        <configuration>
          <suiteXmlFiles>
            <file>testng.xml</file>
           <file>testng2.xml</file>
          </suiteXmlFiles>
          <properties>
            <property>
              <name>suitethreadpoolsize</name>
              <value>2</value>
            </property>
          </properties>
        </configuration>
      </plugin>
    </plugins>
  </build>
</project>

执行结果