grader.xml

<project default="all">

  <property name="problem.set" value="ps1"/>
  <property name="project.name" value="${problem.set}-expressivo"/>

  <property name="ant.build.javac.target" value="1.8"/>
  <property name="build.sysclasspath" value="ignore"/>

  <property name="beta.grader.jar" value="${problem.set}-beta-grader.jar"/>
  <property name="final.grader.jar" value="${problem.set}-final-grader.jar"/>

  <property name="grader.dir" value=".grader"/>
  <property name="grader.report.file" value="my-grader-report.xml"/>
  <property name="zipfile" value="my-submission.zip"/>

  <condition property="final.grading">
    <available file="${final.grader.jar}"/>
  </condition>

  <condition property="which.tests.ran" value="BETA + FINAL" else="BETA">
    <isset property="final.grading"/>
  </condition>

  <path id="junit.jars">
    <pathelement location="lib/junit-4.12.jar"/>
    <pathelement location="lib/hamcrest-core-1.3.jar"/>
    <pathelement location="lib/parserlib.jar"/>
  </path>
  
  <target name="all" depends="clean, beta, final, report">
    <echo>
Your code has been compiled and run against the ${which.tests.ran} grading tests.
To see the test results, double-click on ${grader.report.file}.
To submit your problem set, upload ${zipfile} to the problem set's submission page in edX.
(If you don't see ${grader.report.file} or ${zipfile} in Eclipse, right-click on ${project.name} and choose Refresh.)
</echo>
  </target>

  <target name="clean">
    <delete dir="${grader.dir}"/>
    <delete file="${grader.report.file}"/>
  </target>
  	
  <target name="unjar-beta">
  	<unjar src="${beta.grader.jar}" dest="${grader.dir}" />
  </target>
  
  <target name="compile" depends="unjar-beta">
    <mkdir dir="${grader.dir}/bin-student"/>
    <javac srcdir="src" destdir="${grader.dir}/bin-student" debug="on">
      <include name="expressivo/*.java"/>
      <classpath>
        <path refid="junit.jars"/>
      </classpath>
    </javac>
    <javac srcdir="test" destdir="${grader.dir}/bin-student" debug="on">
      <include name="expressivo/*.java"/>
      <classpath>
        <path refid="junit.jars"/>
      </classpath>
    </javac>
    <javac srcdir="${grader.dir}/tests-beta" destdir="${grader.dir}/bin-student" debug="on">
      <include name="expressivo/beta/*Test.java"/>
      <classpath>
        <path refid="junit.jars"/>
        <pathelement location="${grader.dir}/bin-student"/>
      </classpath>
    </javac>
  </target>

  <target name="unjar-final" if="${final.grading}">
    <unjar src="${final.grader.jar}" dest="${grader.dir}" />
  </target>
  
  <target name="compile-final" depends="unjar-final" if="${final.grading}">
    <echo message="${final.grading}"/>

    <mkdir dir="${grader.dir}/bin-tests-final"/>
    <javac srcdir="${grader.dir}/tests-final" destdir="${grader.dir}/bin-tests-final" debug="on">
      <include name="expressivo/staff/*.java"/>
      <include name="expressivo/grader/*.java"/>
      <classpath>
        <path refid="junit.jars"/>
        <pathelement location="${grader.dir}/bin-student"/>
      </classpath>
    </javac>
  </target>
  
  <target name="beta" depends="compile">
    <junit tempdir="${grader.dir}" fork="yes" timeout="8000">
      <jvmarg value="-Ddidit.desc=Running your tests against your implementation."/>
      <formatter type="xml" usefile="true"/>
      <batchtest todir="${grader.dir}">
        <fileset dir="${grader.dir}/bin-student" includes="expressivo/*Test.class"/>
      </batchtest>
      <classpath>
        <path refid="junit.jars"/>
        <pathelement location="${grader.dir}/bin-student"/>
      </classpath>
      <assertions>
        <enable/>
      </assertions>
    </junit>    
    <junit tempdir="${grader.dir}" fork="yes" timeout="8000">
      <jvmarg value="-Ddidit.desc=Running our beta tests against your implementation."/>
      <formatter type="xml" usefile="true"/>
      <batchtest todir="${grader.dir}">
        <fileset dir="${grader.dir}/bin-student" includes="expressivo/beta/*Test.class"/>
      </batchtest>
      <classpath>
        <path refid="junit.jars"/>
        <pathelement location="${grader.dir}/bin-student"/>
      </classpath>
      <assertions>
        <enable/>
      </assertions>
    </junit>    
  </target>
  
  <target name="final" depends="compile, compile-final" if="${final.grading}">
    <junit tempdir="${grader.dir}" fork="yes" timeout="40000">
      <jvmarg value="-Ddidit.desc=Running our tests against your implementation"/>
      <formatter type="xml" usefile="true"/>
      <batchtest todir="${grader.dir}">
        <fileset dir="${grader.dir}/bin-tests-final" includes="expressivo/grader/*Test.class"/>
      </batchtest>
      <classpath>
        <path refid="junit.jars"/>
        <pathelement location="${grader.dir}/bin-tests-final"/>
        <pathelement location="${grader.dir}/bin-student"/>
      </classpath>
      <assertions>
        <enable/>
      </assertions>
    </junit>
  </target>
  
  <target name="report">
    <junitreport tofile="${grader.report.file}">
      <fileset dir="${grader.dir}" includes="TEST-*.xml"/>
    </junitreport>

  	<zip destfile="${zipfile}" fallbacktoUTF8="true">
  		<fileset dir=".">
  		  <include name="**/*.java"/>
          <include name="**/*.class"/>
          <include name="**/*.xml"/>
  		</fileset>
  	</zip>
  </target>

</project>