TestLink Jenkins Plug-in retrieves automated test cases data from TestLink. This data is then set as environment variables. Thus your iterative Build Steps can make use of this information to execute your automated tests.

For instance, you could run ant passing a Test Class as parameter:

/opt/java/apache-ant-1.8.0/bin/ant -DtestClass=$TESTLINK_TESTCASE_TEST_CLASS

List of environment variables that TestLink Hudson Plug-in defines:

For each Custom Field found, TestLink Jenkins Plug-in defines an environment variable for with its name and value, as shown above (%CUSTOM_FIELD_NAME%). If the custom field name contains spaces the plug-in will convert them into _'s.