src/etc/testcases/taskdefs/delete.xml

<?xml version="1.0"?>

<project name="delete-test" basedir="." default="test1">

  <target name="test1">
    <delete/>
  </target>

  <target name="test2">
    <copydir src="." 
             dest="taskdefs.tmp"/>
    <delete file="taskdefs.tmp"/>
  </target>

  <target name="test4">
    <copydir src="." 
             dest="taskdefs.tmp"/>
    <delete dir="taskdefs.tmp"/>
  </target>

  <target name="cleanup">
    <delete dir="taskdefs.tmp" />
  </target>

</project>