Ant Tutorial(3)-Testing the Class

/* src/HelloWorldTest.java*/
public class HelloWorldTest extends junit.framework.TestCase {
    public void testNothing() {
    }
 
    public void testWillAlwaysFail() {
        fail("An error message");
    }
}

build.xml:

<project name="HelloWorld" basedir="." default="main">

  <property name="src.dir" value="src"/>
  <property name="build.dir" value="build"/>
  <property name="classes.dir" value="${build.dir}/classes"/>
  <property name="jar.dir" value="${build.dir}/jar"/>
    <property name="lib.dir" value="lib"/>
  <property name="report.dir" value="${build.dir}/junitreport"/>

    <path id="classpath">
        <fileset dir="${lib.dir}" includes="**/*.jar"/>
    </path>
    <path id="application">
            <fileset dir="${jar.dir}" includes="${ant.project.name}.jar"/>
    </path>
  <property name="main-class" value="oata.HelloWorld"/>

  <target name="clean">
    <delete dir="${build.dir}"/>
  </target>

  <target name="compile">
    <mkdir dir ="${classes.dir}"/>
    <javac srcdir="${src.dir}" destdir="${classes.dir}" classpathref="classpath"/>
    <copy todir="${classes.dir}">
        <fileset dir="${src.dir}" excludes="**/*.java"/>
    </copy>
  </target>

<target name="jar" depends="compile">
  <mkdir dir="${jar.dir}"/>
  <jar destfile="${jar.dir}/${ant.project.name}.jar" basedir="${classes.dir}">
    <manifest>
      <attribute name="Main-Class" value="${main-class}"/>
    </manifest>
  </jar>
</target>

<target name="run" depends="jar">
  <java fork="true" classname="${main-class}">
    <classpath>
        <path refid="classpath"/>
                <path refid="application"/>
    </classpath>
  </java>
</target>

<target name="junit" depends="jar">
    <mkdir dir="${report.dir}"/>
        <junit printsummary="yes">
            <classpath>
                <path refid="classpath"/>
                <path refid="application"/>
            </classpath>
           <formatter type="xml"/>

            <batchtest fork="yes" todir="${report.dir}">
                <fileset dir="${src.dir}" includes="*Test.java"/>
            </batchtest>
        </junit>
    </target>

<target name="junitreport">
    <junitreport todir="${report.dir}">
        <fileset dir="${report.dir}" includes="TEST-*.xml"/>
        <report todir="${report.dir}"/>
    </junitreport>
</target>

<target name="clean-build" depends="clean,jar"/>

<target name="main" depends="clean,run"/>

</project>