build.xml

<?xml version="1.0" ?>
<project name="example" default="test">
    <path id="build.classpath">
        <fileset dir="lib" includes="*.jar" />
    </path>
    <path id="test.classpath">
        <path refid="build.classpath" />
        <pathelement path="build" />
    </path>
    <target name="test" description="Compile Unit Tests">
        <mkdir dir="build" />
        <javac srcdir="." destdir="build" classpathref="build.classpath" />
        <junit printsummary="true" haltonfailure="no" failureproperty="test.failed">
            <formatter type="xml" />
            <classpath refid="test.classpath" />
            <batchtest todir="results">
                <fileset dir="build" includes="**/*.class" />
            </batchtest>
        </junit>
        <fail message="Tests FAILED" if="test.failed" />
    </target>
</project>