TestNG is a testing framework.
'org.testng:testng:6.6'
<dependency>
<groupId>org.testng</groupId>
<artifactId>testng</artifactId>
<version>6.6</version>
</dependency>
<dependency org="org.testng" name="testng" rev="6.6"/>
"org.testng", "testng", "6.6"