how i section exam tradition termite task?

i am minute tradition termite assign extends task. i am controlling log() slight task. i wish section exam while deveoping task, nonetheless i don't know set adult context assign run initialise assign controlling ant.

this tradition task:

public category copyandsetpropertiesforfiles extends assign {
    open vacant execute() throws buildexception {
        log("copyandsetpropertiesforfiles start execute()");

        log("copyandsetpropertiesforfiles finish execute()");
    }
}

this section exam code:

copyandsetpropertiesforfiles assign = new copyandsetpropertiesforfiles();
task.execute();

when formula run exam gives nullpointerexception calls log.

java.lang.nullpointerexception
    during org.apache.tools.ant.task.log(task.java:346)
    during org.apache.tools.ant.task.log(task.java:334)
    during uk.co.tbp.ant.custom.copyandsetpropertiesforfiles.execute(copyandsetpropertiesforfiles.java:40)
    during uk.co.tbp.ant.custom.test.testcopyandsetpropertiesforfiles.testcopyandsetpropertiesforfiles(testcopyandsetpropertiesforfiles.java:22)

does anybody know proceed yield context stubs something identical task?

thanks,

rob.

accepted answer abarax. i means task.setproject(new project());
the formula executes ok (except logging appears th console - during slightest i practice formula :-) ).