更多ant和testng  classname="org.testng.TestNGAntTask"是固定格式
　　参考：http://testng.org/doc/index.html
　　接下来在项目添加几个case，项目目录如下

　　准备testng的配置文件如下，放在工程的根目录下

　　接下来是见证奇迹的时候：
　　在Jenkins里选择构建
　　Building in workspace C:Program Files (x86)JenkinsworkspaceDemo
　　[workspace] $ cmd.exe /C '""C:Program Filesapache-ant-1.9.4inant.bat" -file Demo run && exit %%ERRORLEVEL%%"'
　　Buildfile: C:UsersYoungworkspaceDemouild.xml
　　[echo] import libs clean:
　　[delete] Deleting directory C:UsersYoungworkspaceDemouild compile:
　　[echo] mkdir
　　[mkdir] Created dir: C:UsersYoungworkspaceDemouildclasses
　　[javac] C:UsersYoungworkspaceDemouild.xml:21: warning: 'includeantruntime' was not set， defaulting to build.sysclasspath=last; set to false for repeatable builds
　　[javac] Compiling 6 source files to C:UsersYoungworkspaceDemouildclasses run:
　　[testng] [TestNG] Running:
　　[testng]   C:UsersYoungworkspaceDemo estng.xml
　　[testng]
　　[testng] Fast test
　　[testng] Slow test
　　[testng] Starting ChromeDriver (v2.9.248315) on port 43260
　　[testng] Starting ChromeDriver (v2.9.248315) on port 20660
　　[testng] Starting ChromeDriver (v2.9.248315) on port 13803
　　[testng] cookie write to file
　　。。。。